E. D. Aberle, R. A. Merkel, J. C. Forrest, and C. W. Alliston, Physiological responses of stress susceptible and stress resistant pigs to heat stress, J. Anim. Sci, vol.38, pp.954-959, 1975.

S. F. Amakiri and O. N. Funsho, Studies of rectal temperature, respiratory rates and heat tolerance in cattle in the humid tropics, Anim. Prod, vol.28, pp.329-335, 1979.

A. , Official Methods of Analysis, 15 th ed. Assoc. Offic. Anal. Chem, 1990.

P. Berbigier, Echanges thermiques au niveau de la peau des porcelets élevés en climat tropical 1. Influence des conditions climatiques et de la race, Ann. Zootech, vol.24, pp.423-432, 1975.

P. Berbigier, Description des climats équatoriaux et tropicaux. Pages 11-18 in INRA, Bioclimatologie des ruminants domestiques en zone tropicale, 1988.

J. L. Black, B. P. Mullan, M. L. Lorschy, and L. R. Giles, Lactation in the sow during heat stress, Livest. Prod. Sci, vol.35, pp.153-170, 1993.

H. M. Burrow, Variances and covariances between productive and adaptative traits and temperament in composite breed of tropical beef cattle, Livest. Prod. Sci, vol.70, pp.213-233, 2001.

I. Canope and Y. Raynaud, Etude comparative des performances de reproduction des truies de races Créoles et Large White en Guadeloupe, Annales de Génétiques et de Sélection Animale, vol.12, pp.267-280, 1980.

J. Y. Dourmad, M. Etienne, A. Prunier, and J. Noblet, The effect of energy and protein intake of sows on their longevity: a review, Livest. Prod. Sci, vol.40, p.97, 1994.
URL : https://hal.archives-ouvertes.fr/hal-02702832

V. A. Finch, Comparison of non evaporative heat transfert in different cattle breeds, Aust. J. Agric. Res, vol.36, pp.497-508, 1985.

J. L. Gourdine, H. Quesnel, J. P. Bidanel, and D. Renaudeau, Effects of season, parity and lactation on reproductive performance of sows in a tropical humid climate. Asian-Aust, J. Anim. Sci, vol.19, 2006.

J. L. Gourdine, J. P. Bidanel, J. Noblet, and D. Renaudeau, Effects of season and breed on the feeding behavior of multiparous lactating sows in a tropical humid climate, J Anim Sci, vol.84, pp.469-480, 2006.
URL : https://hal.archives-ouvertes.fr/hal-02653269

K. Hagen, J. Langbein, C. Schmied, D. Lexer, and S. Waiblinger, Heart rate variability in dairy cow-influences of breed and milking system, Physiol. Behav, vol.85, pp.195-204, 2005.

P. Herpin, A. Vincent, and M. Damon, Effect of breed and body weight on thermoregulatory abilities of European (Piétrain x (Landrace x Large White)) and Chinese (Meishan) piglets at birth, Livest. Prod. Sci, vol.88, pp.17-26, 2004.

M. A. Holmes, The energy and protein metabolism of pigs growing at a high temperature, Anim. Prod, vol.16, pp.117-133, 1973.

T. T. Huynh, Heat stress in growing pigs, 2005.

C. T. Kadzere, M. R. Murphy, N. Silznikove, and E. Maltz, Heat stress in lactating dairy cows: a review, Livest. Prod. Sci, vol.77, pp.59-91, 2002.

A. Koga, K. Kurata, R. Furukawa, M. Nakajima, Y. Kanai et al., Thermoregulatory responses of Swamp Buffaloes and Friesian Cows to Diurnal Changes in Temperature. Asian-Aust, J. Anim. Sci, vol.12, pp.1273-1276, 1999.

R. L. Korthals, R. A. Eigenberg, G. L. Hahn, and J. A. Nienaber, Measurements and spectral analysis of typanic temperature regulation in swine, Transactions Am. Soc. Agric. Eng, vol.38, pp.905-909, 1999.

F. Labroue, L. Maignel, P. Sellier, and J. Noblet, Consommation résiduelle chez le porc en croissance alimenté à volonté: méthode de calcul et variabilité génétique, Journ. Rech. Porcine Fr, vol.31, pp.167-174, 1999.

E. T. Littledike, D. A. Witzel, and J. L. Riley, Body temperature changes in sows during the periparturient period, Laboratory Anim. Sci, vol.5, pp.621-624, 1979.

M. L. Lorschy, L. R. Giles, C. R. Smith, J. M. Gooden, and J. L. Black, Food intake, heat production and milk yield of lactating sows exposed to high temperature. Page 81 in Manipulating Pig Production

M. J. Mackinnon, K. Meyer, and D. J. Hetzel, Genetic variation and covariation for growth, parasite resistance and heat tolerance in tropical cattle, Livest. Prod. Sci, vol.27, pp.105-122, 1991.

C. A. Makkink and J. W. Schrama, Thermal requirements of the lactating sow. Pages 271-284 in The lactating sow, 1998.

C. A. Morris, K. R. Jones, and J. A. Wilson, Heritability of rectal temperature and relationships with growth in young cattle in a temperate climate, N. Z. J. Agric. Res, vol.32, pp.375-378, 1989.

A. Nardone, Thermoregulatory capacity among selection objectives in dairy cattle in hot environment, Zootc. Nutr. Anim, vol.6, pp.295-306, 1998.

J. Noblet, J. Y. Dourmad, and M. Etienne, Energy Utilization In Pregnant and Lactating Sows: Modelling of Energy requirements, J. Anim. Sci, vol.68, pp.562-572, 1990.

J. Noblet and M. Etienne, Metabolic utilization of energy and maintenance requirements in lactating sows, J. Anim. Sci, vol.64, pp.774-781, 1987.
URL : https://hal.archives-ouvertes.fr/hal-02719778

J. Noblet and M. Etienne, Estimation of sow milk nutrient output, J. Anim. Sci, vol.67, pp.3352-3359, 1989.
URL : https://hal.archives-ouvertes.fr/hal-02719552

J. Noblet, C. Karege, S. Dubois, and J. Van-milgen, Metabolic utilization of energy and maintenance requirements in growing pigs: effects of sex and genotype, J. Anim. Sci, vol.77, pp.1208-1216, 1999.
URL : https://hal.archives-ouvertes.fr/hal-02698827

. Nrc, Nutrient Requirement of Swine 10 th, 1998.

V. Nunez-anton and D. L. Zimmerman, Modeling nonstationary longitudinal data, Biometrics, vol.56, pp.699-705, 2000.

A. Prunier, M. Messias-de-bragança, and J. L. Dividich, Influence of high ambiant temperature on performance of reproductive sows, Livest. Prod. Sci, vol.52, pp.123-133, 1997.

N. Quiniou and J. Noblet, Influence of high ambient temperatures on performance of multiparous lactating sows, J. Anim. Sci, vol.77, pp.2124-2134, 1999.
URL : https://hal.archives-ouvertes.fr/hal-02771471

R. Refinetti and G. Piccione, Intra-and inter-individual variability in the circadian rhythm of body temperature of rats, squirrels, dogs, and horses, J. Therm. Biol, vol.30, pp.139-146, 2005.

D. Renaudeau, Adaptation nutritionnelle et physiologique aux températures ambiantes élevées chez la truie en lactation. Thesis, 2001.

D. Renaudeau, Effects of short-term exposure to high ambient temperature and relative humidity on thermoregulatory responses of European (Large White) and Carribbean (Creole) restrictively fed growing pigs, Anim. Res, vol.54, pp.81-93, 2005.
URL : https://hal.archives-ouvertes.fr/hal-02673709

D. Renaudeau, N. Mandonnet, M. Tixier-boichard, J. Noblet, and J. P. Bidanel, , 2004.

, Atténuer les effets de la chaleur sur les performances des porcs : la voie génétique, Prod. Anim, vol.17, pp.93-108

D. Renaudeau, N. Quiniou, and J. Noblet, Effects of exposure to high ambient temperature and dietary protein level on performance of multiparous lactating sows, J. Anim. Sci, vol.79, pp.1240-1249, 2001.
URL : https://hal.archives-ouvertes.fr/hal-02676067

D. Rinaldo, I. Canope, R. Christon, C. Rico, J. Ly et al., Creole pigs in Guadeloupe and Cuba: a comparison of reproduction, growth performance and meat quality in relation to dietary and environmental conditions, Pig News Inform, vol.24, pp.17-26, 2003.
URL : https://hal.archives-ouvertes.fr/hal-02676776

P. M. Saama and I. L. Mao, Sources of variation in partitioning of intake energy for lactating Holstein cows, J. Dairy Sci, vol.76, pp.1334-1341, 1993.

W. D. Schoenherr, T. S. Stahly, and G. L. Cromwell, The effects of dietary fat or fiber addition on energy and nitrogen digestibility in lactating, primiparous sows housed in a warm or hot environment, J. Anim. Sci, vol.67, pp.473-481, 1989.

R. K. Sethi, A. Bharadwaj, and S. C. Chopra, Effect of heat stress on buffaloes under different shelter strategies, Indian J. Anim. Sci, vol.64, pp.1282-1285, 1992.

. Genetic, . Of, and . Temperature, SOWS IN A TROPICAL HUMID CLIMATE AND ITS ASSOCIATION WITH PERFORMANCE DURING LACTATION: PRELIMINARY RESULTS

, Domaine Duclos 97170 Petit Bourg, Guadeloupe (F.W.I.) 2 Station de Génétique Quantitative et Appliquée 78352, vol.70, pp.213-233, 2001.

J. Eissen, , 2000.

J. L. Gourdine, D. Renaudeau, J. Noblet, and J. P. Bidanel, Anim. Sci, vol.79, pp.273-282, 2004.

A. Koga, M. Sugiyama, A. N. Del-barrio, R. M. Lapitan, B. R. Arenda et al., J. Agric. Sci, vol.142, pp.351-355, 2004.

M. Kova?, E. Groeneveld, and L. A. García-cortés, Proc 7 th WCGALP, CD-ROM Communication, pp.28-34, 2002.

M. J. Mackinnon, K. Meyer, and D. J. Hetzel, Livest. Prod. Sci, vol.27, pp.105-122, 1991.

A. Obeidah, A. Mostageer, and M. M. Shafie, Ann. Génét. Sél. Anim, vol.6, pp.267-274, 1974.

L. Rydhmer, Lives. Prod. Sci, vol.66, pp.1-12, 2000.

M. Taouis, V. De-basilio, S. Mignon-gastreau, S. Crochet, C. Bouchot et al., Poult. Sci, vol.80, pp.1640-1643, 2002.

H. G. Turner, Anim. Prod, vol.38, pp.417-427, 1984.

, Références bibliographiques

B. S. Ahn, H. Y. Jeong, K. S. Ki, Y. L. Choi, U. G. Kweon et al., The environmental effects on the activities and rectal temperatures of Holstein cows in a summer season, J. Anim. Sci. & Technol. (Kor), vol.45, pp.163-168, 2003.

A. , Official Methods of Analysis, 15 th Editions. Assoc. Offic. Anal. Chem, 1990.

J. D. Armstrong, J. H. Britt, and N. M. Cox, Seasonal differences in function of the hypothalamic-hypophysial-ovarian axis in weaned primiparous sows, J. Reprod. Fert, vol.78, pp.11-20, 1986.

D. E. Auldist and R. H. King, Piglets' Role in Determining Milk Production in the Sow, Australian Pig Sci. Assoc., Anim. Res. Inst, pp.114-118, 1995.

C. R. Barb, M. J. Estienne, R. R. Kraeling, D. N. Marple, G. B. Rampacek et al., Endocrine changes in sows exposed to elevated ambient temperature during lactation, Domest. Anim. Endocrinol, vol.8, pp.117-127, 1991.

C. Beaumont and H. Chapuis, Génétique et sélection avicoles: évolution des méthodes et des caractères, INRA Prod. Anim, vol.17, pp.35-43, 2004.

C. Beaumont, P. A. S.-guillaumin, S. Gearert, B. Mignon-gastreau, and . Leclercq, Genetic parameters of body weight of broiler chickens measured at 22°C or 32°C, Br. Poultry. Sci, vol.39, pp.488-491, 1998.
URL : https://hal.archives-ouvertes.fr/hal-02684567

B. A. Becker and M. L. Misfeldt, Effects of constant and cycling hot environments on mitogen-stimulated proliferation of peripheral blood lymphocytes froms sows and litters, J. Therm. Biol, vol.20, pp.485-488, 1995.

P. Berbigier, Description des climats équatoriaux et tropicaux, Bioclimatologie des ruminants domestiques en zone tropicale, INRA-Editions, pp.11-18, 1988.

J. P. Bidanel and A. Ducos, Utilisation du Blup modèle animal pour l'évaluation génétique des porcs de race Large White et Landrace français sur la prolificité, Journ. Rech. Porcine Fr, vol.26, pp.321-326, 1994.

J. L. Black, B. P. Mullan, M. L. Lorschy, and L. R. Giles, Lactation in the sow during heat stress, Livest. Prod. Sci, vol.35, pp.153-170, 1993.

J. E. Blundell and A. Gillett, Control of food intake in the obese, Obesity research, vol.9, pp.263-270, 2001.

P. J. Booth, Metabolic influences on hypothalamic-pituary-ovarian function in the pig, J. Reprod. Fert, vol.40, pp.89-100, 1990.

G. H. Burlacu, M. Iliescu, and P. Caraminda, Efficiency of food utilization by Pregnant and Lactating Sows, Arch. Tierernahr, vol.33, pp.23-45, 1983.

H. M. Burrow, Variances and covariances between productive and adaptative traits and temperament in composite breed of tropical beef cattle, Livest. Prod. Sci, vol.70, pp.213-233, 2001.

I. Canope, Etude des interactions entre le type génétique et le régime alimentaire chez le porc en milieu tropical humide, 1982.

I. Canope and Y. Raynaud, Etude comparative des performances de reproduction, d'engraissement et de carcasse des porcs Créoles et large White en Guadeloupe, Journ. Rech. Porcine Fr, vol.13, pp.307-316, 1981.

M. Chagnon, R. S.-d'allaire, and . Drolet, A prospective study of sow mortality in breeding herds, Can. J. Vet. Res, vol.55, pp.180-184, 1991.

J. Chatonnet, Some general characteristics of temperature regulation, J. Thermal Biology, vol.8, pp.33-36, 1983.

S. C. Chen, F. S. Chang, T. S. Yang, and S. Y. Chen, Effect of energy content on lactation diet and reproductive performances of sows in a hot environment, 1990.

R. K. Christenson, Influence of confinement and season of the year on puberty and estrous activity of gilts, J. Anim. Sci, vol.52, pp.821-830, 1981.

R. Christon, G. Saminadin, H. Lionet, and B. Racon, Dietary fat and climate alter food intake, performance of lactating sows and their litter and fatty acid composition of milk, Anim. Sci, vol.69, pp.353-365, 1999.

J. R. Clark, A. Komkov, and L. F. Tribble, Effects of Parity, Season, Gonadotrophin Releasing Hormone and Altered Sukling Intensity On The interval To Rebreeding in Sows, Theriogenology, vol.26, pp.299-308, 1986.

W. H. Close and R. P. Heavens, The effects of ambient temperature and air movement on heat loss from the pig, Anim. Prod, vol.32, pp.75-84, 1981.

A. Collin, Effets de la température ambiante élevée sur le métabolisme énergétique du porcelet, 2000.

A. Collin, J. Van-milgen, S. Dubois, and J. Noblet, Effect of high temperature on feeding behaviour and heat production in group-housed young pig, Br. J. Nutr, vol.86, pp.63-70, 2001.

A. Collin, M. J. Vaz, and J. Le-dividich, Effects of high temperature on body temperature and hormonal adjustments in piglets, Reprod. Nutr. Dev, vol.42, pp.54-53, 2002.
URL : https://hal.archives-ouvertes.fr/hal-02674277

S. D'allaire, R. Drolet, and D. Brodeur, Sow mortality associated with high ambient temperatures, Can. Vet. J, vol.37, pp.237-239, 1996.

D. Silva and R. G. , Improving tropical beef cattle by simultaneous selection for weight and heat tolerance. Heritability and correlation of the traits, J. Anim. Sci, vol.37, pp.637-642, 1973.

L. H. Damgaard, L. Rydhmer, P. Lovendahl, and K. Grandinson, Genetic parameters for within-litter variation in piglet birth weight and change in within-litter variation during suckling, J. Anim. Sci, vol.81, pp.604-610, 2003.

M. J. Dauncey and D. L. Ingram, Acclimatization to warm or cold temperatures and the role of food intake, J. Theor. Biol, vol.11, pp.89-93, 1986.

C. F. De-lange, P. C. Morel, and S. H. Birkett, Modeling chemical and physical body composition of the growing pig, J. Anim. Sci, vol.81, pp.159-165, 2003.

C. Delgado, M. Rosegrant, H. Steinfeld, E. Siméon, and C. Courbois, Livestock to 2020: The Next Food Revolution. Vision initiative food, agriculture, and the environment discussion. IFPRI, FAO, and ILRI, vol.28, pp.1-88, 1999.

J. Y. Dourmad, Ingestion spontanée d'aliment chez la truie en lactation: de nombreux facteurs de variation, INRA Prod. Anim, vol.1, pp.141-146, 1988.

J. Y. Dourmad, Effect of feeding level in the gilt during pregnancy on voluntary feed intake during lactation and changes in body composition during gestation and lactation, Livest. Prod. Sci, vol.27, pp.309-319, 1991.
URL : https://hal.archives-ouvertes.fr/hal-02700849

J. Y. Dourmad, Standing and feeding behaviour of the lactating sow : effect of feeding level during pregnancy, Appl. Anim. Behav. Sci, vol.37, pp.311-319, 1993.
URL : https://hal.archives-ouvertes.fr/hal-02704912

J. Y. Dourmad and Y. Henry, Influence de l'alimentation et des performances sur les rejets azotés des porcs, Prod. Anim, vol.7, pp.263-274, 1994.

J. Y. Dourmad, M. Etienne, A. Prunier, and J. Noblet, The effect of energy and protein intake of sows on their longevity: a review, Livest. Prod. Sci, vol.40, pp.87-97, 1994.
URL : https://hal.archives-ouvertes.fr/hal-02702832

J. Y. Dourmad, M. Etienne, and J. Noblet, Reconstitution of body reserves in multiparous sows during pregnancy: effect of energy intake during pregnancy and mobilization during the previous lactation, J. Anim. Sci, vol.74, pp.2211-2219, 1996.
URL : https://hal.archives-ouvertes.fr/hal-02693807

J. Y. Dourmad, M. Etienne, J. Noblet, and D. Causeur, Prédiction de la composition chimique des truies reproductrices à partir du poids vif et de l'épaisseur de lard dorsal, Journ. Rech. Porcine Fr, vol.29, pp.255-262, 1997.

J. Y. Dourmad, J. Noblet, and M. E. , Effect of protein and lysine supply on performance, nitrogen balance, and body composition changes during lactation, J. Anim. Sci, vol.76, pp.542-550, 1998.
URL : https://hal.archives-ouvertes.fr/hal-02686095

J. Y. Dourmad, M. Etienne, and J. Noblet, Mesurer l'épaisseur de lard dorsal des truies pour définir leurs programmes alimentaires, INRA Prod. Anim, vol.14, pp.41-50, 2001.

J. J. Eissen and B. Kemp, Sow factors affecting voluntary feed intake during lactation, Livest. Prod. Sci, vol.64, pp.147-165, 2000.

M. Etienne, J. Y. Dourmad, and J. Noblet, The influence of some sow and piglet characteristics and of environmental conditions on milk production, The lactating sow, pp.285-299, 1998.
URL : https://hal.archives-ouvertes.fr/hal-02837859

M. Etienne, C. Legault, J. Y. Dourmad, and J. Noblet, Production laitière de la truie: Estimation, composition, facteurs de variations, Journ.Rech. Porcine Fr, vol.32, pp.253-264, 2000.

C. Farmer, M. F. Palin, M. T. Sorensen, and S. Robert, Lactational performance, nursing and maternal behavior of Upton-Meishan and Large White sows. Can, J. Anim. Sci, vol.81, pp.487-493, 2001.

C. Farmer and A. Prunier, High ambient temperatures : how they affect sow lactation performance, Pig News Inform, vol.23, pp.95-102, 2002.
URL : https://hal.archives-ouvertes.fr/hal-02672628

J. J. Feddes, B. A. Young, and J. A. Deshazer, Influence of temperature and light on feeding behavior of pigs, Appl. Anim. Behav. Sci, vol.23, pp.215-222, 1989.

L. R. Giles, Energy expenditure of growing pigs at high ambient temperatures, 1992.

A. D. Gooneretne and P. A. Thacker, Influence of an extended photoperiod on sow and litter performance, Livest. Prod. Sci, vol.24, pp.83-88, 1990.

K. Grandinson, L. Rydhmer, E. Standberg, and F. X. Solanes, Genetic analysis of body condition in the sow during lactation, and its relation to piglet survival and growth, Anim. Sci, vol.80, pp.33-40, 2005.

R. Granier, P. Massabie, and A. Bouby, Incidence du taux d'humidité relative de l'air ambiant sur les performances zootechniques du porc à l'engrais élevé à 28°C, Journ. Rech. Porcine Fr, vol.30, pp.331-336, 1998.

E. H. Hanenberg, E. F. Knoll, and J. W. Merks, Estimates of genetic parameters for reproduction traits at different parities in Dutch Landrace pigs, Livest. Prod. Sci, vol.69, pp.179-186, 2001.

H. Heitman and E. H. Hughes, The effect of hair temperature and relative humidity on the physiological weel being of swine, J. Anim. Sci, vol.8, pp.171-181, 1949.

A. M. Henken, H. A. Brandsma, W. Van-der-hel, and M. W. Verstegen, Heat balance characteristics of limit-fed growing pigs of several breeds kept in groups at and below thermal neutrality, J. Anim. Sci, vol.69, pp.2434-2442, 1991.

B. Holm, M. Bakken, O. Vangen, and R. Rekaya, Genetic analysis of age at first service, return rate, litter size, and weaning-to-first service interval of gilts and sows, J. Anim. Sci, vol.83, pp.41-48, 2005.

C. W. Holmes and W. H. Close, The influence of climatic variables on energy metabolism and associated aspects of productivity in the pig, Nutrition and the climatic environment, Butterworths, Studies in the agricultural and food sciences, pp.51-73, 1977.

M. A. Holmes, The energy and protein metabolism of pigs growing at a high temperature, Anim. Prod, vol.16, pp.117-133, 1973.

E. H. Hughes, Effects of parity, season and boar contact on the reproductive performance of weaned sows, Livest. Prod. Sci, vol.54, pp.151-157, 1998.

P. E. Hughes, The effects of food level during gestation and early gestation on the reproductive performance of mature sows, Anim. Prod, vol.57, pp.437-445, 1993.

F. Hulten, A. Valros, M. Rundgren, and S. Einarsson, Reproductive endocrinology and postweaning performance in the multiparous sow. Part 2.Influence of nursing behavior, Theriogenology, vol.58, pp.1519-1530, 2002.

F. Hulten, A. Valros, M. Rundgren, and S. Einarsson, Reproductive endocrinology and postweaning performance in the multiparous sow. Part 1.Influence of metabolic status during lactation, Theriogenology, vol.58, pp.1503-1517, 2002.

T. T. Huynh, A. J. Aarnink, M. W. Verstegen, W. J. Gerrits, M. J. Heetkamp et al., Effects of increasing temperatures on physiological changes in pigs at different relative humidities, J. Anim. Sci, vol.83, pp.1385-1396, 2005.

T. T. Huynh, A. J. Aarnink, W. J. Gerrits, M. J. Heetkamp, T. T. Canh et al., Thermal behaviour of growing pigs in response to high temperature and humidity, Appl. Anim. Behav. Sci, vol.91, pp.1-17, 2005.

Y. Hyun, B. F. Wolter, and M. Ellis, Feed intake pattern and growth performance of purebred and crossbred Meishan and Yorkshire pigs. Asian-Aus, J. Anim. Sci, vol.14, pp.837-843, 2001.

D. L. Ingram, The effect of humidity on temperature regulation and cutaneous water loss in the young pig, Res. Vet. Sci, vol.6, pp.9-17, 1965.

D. L. Ingram, Heat loss and its control in pigs, Assessment and Control, pp.235-254, 1973.

L. J. Johnston, M. Ellis, G. W. Libal, V. B. Mayrose, W. C. Weldon et al., Effect of room temperature and dietary amino acid concentration on performance of lactating sows, J. Anim. Sci, vol.77, pp.1638-1644, 1999.

J. D. Kabuga and S. Y. Annor, Seasonal influence on the reproductive performance of swine in the humid zone of Ghana, Int. J. Biometeorology, vol.35, pp.208-213, 1991.

C. T. Kadzere, M. R. Murphy, N. Silznikove, and E. Maltz, Heat stress in lactating dairy cows: a review, Livest. Prod. Sci, vol.77, pp.59-91, 2002.

B. W. Kennedy and J. N. Wilkins, Boar, breed and environmental factors influencing semen charcteristics of boars in artificial insemination. Can, J. Anim. Sci, vol.64, pp.833-843, 1984.

R. H. King, Nutritional anoestrus in young sows, Pig News Inform, vol.8, pp.15-22, 1987.

J. Klaver, G. J. Van-kempen, P. G. De-lange, M. W. Verstegen, and H. Boer, Milk composition and daily yield of different milk components as affected by sow condition and lactation/feeding regimen, J. Anim. Sci, vol.52, pp.1091-1097, 1981.

T. Kojima, K. Udagawa, A. Onishi, H. Iwahashi, and Y. Komatsu, Effect of heat stress on development in vitro and in vivo and on synthesis of heat shock proteins in porcine embryos, Mol. Reprod. Dev, vol.43, pp.452-457, 1996.

Y. Koketsu and G. D. Dial, Factor associated with prolonged weaning to mating interval among sows on farms that wean pigs early, J. Am. Vet. Med. Assoc, vol.211, pp.894-898, 1997.

Y. Koketsu, G. D. Dial, J. E. Pettigrew, W. E. Marsh, and V. L. King, Influence of imposed feed intake patterns during lactation on reproductive performance and circulating levels of glucose, insulin and lutinizing hormon in primiparous sows, J. Anim. Sci, vol.74, pp.1036-1046, 1996.

Y. Koketsu, G. D. Dial, J. E. Pettigrew, W. E. Marsh, and V. L. King, Characterization of feed intake patterns during lactation in commercial swine herds, J. Anim. Sci, vol.74, pp.1202-1210, 1996.

Y. Koketsu, G. D. Dial, and V. L. King, Influence of various factors on farrowing rate on farms using early weaning, J. Anim. Sci, vol.75, pp.2580-2587, 1997.

M. B. Kreukniet, W. Visser, J. M. Verhagen, and M. W. Verstegen, Influences of climatic treatments on systemic immunological parameters in pigs, Livest. Prod. Sci, vol.24, pp.249-258, 1990.

D. Larrouy, L. Ambid, and D. Richard, La thermoregulation, La thermoregulation, pp.1-128, 1995.

J. P. Laspiur and C. Trottier, Effect of dietary arginine supplementation and environmental temperature on sow lactation performance, Livest. Prod. Sci, vol.70, pp.159-165, 2001.

L. Colzer, Y. , J. Dagorn, J. Y. Dourmad, S. Johansen et al., Effect of weaning-to-conception interval and lactation length on subsequent litter size in sows, Livest. Prod. Sci, vol.51, pp.1-11, 1997.

L. Colzer, Y. , D. David, V. Beaumal, J. C. Hulin et al., Effect of the feeding level during rearing on performance of Large-White gilts. 1) growth, reproductive performance and feed intake during first lactation, Reprod. Nutr. Dev, vol.38, pp.363-375, 1998.

L. Roy and P. , Variabilité génétique des caractères de reproduction chez le porc, CSAGAD, 2003.

M. L. Lorschy, L. R. Giles, C. R. Smith, J. M. Gooden, and J. L. Black, Food intake, heat production and milk yield of lactating sows exposed to high temperature, Australian Pig Science Association, p.81, 1991.

M. L. Lorshy, L. R. Giles, J. L. Black, and J. M. Gooden, Effect of ambient temperature on voluntary food intake, body temperature and milk yield in a lactating sow, Proceeding of Nutrition Society, vol.17, pp.216-216, 1992.

R. J. Love, C. Klupiec, R. F. Thornton, and G. Evans, An interaction between feeding rate and season affects fertility of sows, An. Reprod. Sci, vol.39, pp.275-284, 1995.

Z. Lukovic, S. Malovrh, G. Gorjanc, and M. Kovac, A random regression model in analysis of litter size in pigs, S. Afr. J. Anim. Sci, vol.34, pp.241-248, 2004.

P. B. Lynch, Effect of environmental temperature on lactating sows and their litter, Ir. J. Agric.Res, vol.16, pp.123-130, 1977.

P. B. Lynch, Voluntary food intake of sows and gilts, The British Society of Animal Production, pp.71-77, 1989.

J. W. Mabry, M. T. Coffey, and R. W. Seerley, A comparaison of an 8-versus 16 hour photoperiod during lactation on sukling frequency of the baby pig and maternal performance of the sow, J. Anim. Sci, vol.57, pp.292-295, 1983.

M. Macajova, D. Lamosova, and M. Zeman, Role of leptin in farm animals : a review, J. Vet. Med. Assoc, vol.51, pp.157-166, 2004.

M. J. Mackinnon, K. Meyer, and D. J. Hetzel, Genetic variation and covariation for growth, parasite resistance and heat tolerance in tropical cattle, Livest. Prod. Sci, vol.27, pp.105-122, 1991.

D. C. Mahan, Relationship of Gestation Protein and Feed Intake Level over a Five-Parity Period Using a High-Producing Sow Genotype, J. Anim. Sci, vol.76, pp.533-541, 1998.

C. A. Makkink and J. W. Schrama, Thermal requirements of the lactating sow, The lactating sow, pp.271-284, 1998.

F. Martinat-botte, B. Badouard, and M. Terqui, Intervalle tarissement -1er oestrus : bilan 1975 -1982: influence de quelques paramêtres, Journ. Rech. Porcine Fr, vol.16, pp.153-160, 1984.

F. Martinat-botte, H. Quesnel, A. Prunier, J. Tournut, and M. Terqui, Reproduction de la truie : bases physiologiques et maîtrise. 1ère partie, Revue Méd. Vét, vol.147, pp.33-46, 1996.

J. J. Mcglone, W. F. Stansbury, L. F. Tribble, and J. L. Morrow, Photoperiod and heat stress influence on lactating sow performance and photoperiod effects on nursery pig performance, J. Anim. Sci, vol.66, pp.1915-1919, 1988.

J. J. Mcglone, W. F. Stansbury, and L. F. Tribble, Management of lactating sows during heat stress: effects of water drip, snout coolers, floor type and a high energydensity diet, J. Anim. Sci, vol.66, pp.885-891, 1988.

R. M. Mckay and G. W. Rahnefeld, Heritability of teat number in swine. Can, J. Anim. Sci, vol.70, pp.425-430, 1990.

C. A. Mejia-guadarrama, A. Pasquier, J. Y. Dourmad, A. Prunier, and H. Quesnel, Protein (lysine) restriction in primiparous lactating sows: Effects on metabolic state, somatotropic axis, and reproductive performance after weaning, J. Anim. Sci, vol.80, pp.3286-3300, 2002.

E. Merlot, Conséquences du stress sur la fonction immunitaire chez les animaux d'élevage. INRA Prod, Anim, vol.17, pp.255-264, 2004.

M. Messias-de-bragança, A. M. Mounier, and A. Prunier, Does feed restriction mimic the effects of increased ambient temperature in lactating sows?, J. Anim. Sci, vol.76, pp.2017-2024, 1998.

M. C. Meunier-salaün, V. Courboulay, M. C. Père, F. Pol, and H. Quesnel, Elevage des truies gestantes en groupe: acquis et perspectives de recherches, Journ. Rech. Porcine Fr, vol.34, pp.239-247, 2002.

P. Meyer, Physiologie humaine, Physiologie Humaine, Flammarion Méd. Sci, pp.1359-1369, 1983.

S. R. Morrison, T. E. Bond, and H. Heitman, Effect of humidity on swine at high temperature, Transactions Am. Soc. Agric. Eng, vol.11, pp.526-528, 1968.

J. L. Morrow-tesh, J. J. Mcglone, and J. L. Salak-johnson, Heat and social stress effects on pig immune measure, J. Anim. Sci, vol.72, pp.2599-2609, 1994.

L. E. Mount, The heat loss from new born pigs to the floor, Res. Vet. Sci, vol.8, pp.175-186, 1967.

L. E. Mount, The concept of thermoneutrality, Heat loss from animals and man, pp.425-439, 1979.

B. P. Mullan and I. H. Williams, The effect of body reserves at farrowing on the reproductive performance of first-litter sows, Anim. Prod, vol.48, pp.449-457, 1989.

M. Neil, B. Ogle, and K. Annér, A two-diet system and ad libitum lactation feeding of the sow: 1.Sow performance, Anim. Sci, vol.62, pp.337-347, 1996.

J. A. Nienaber, G. L. Hahn, H. G. Klemcke, B. A. Becker, and F. Blecha, Cyclic temperature effects on growing-finishing swine, J. Thermal Biology, vol.108, pp.233-237, 1989.

J. A. Nienaber, G. L. Hahn, T. P. Mcdonald, and R. L. Korkals, Feeding patterns and swine performance in hot environments, Transactions Am. Soc. Agric. Eng, vol.39, pp.195-202, 1996.

J. A. Nienaber, G. L. Hahn, R. A. Eigenberg, R. L. Korthals, J. T. Yen et al., Genetic and heat stress interaction effects on finishing swine, Pro. 13 th Int. Lives. Envir. Symp, pp.1017-1023, 1997.

J. Noblet and M. E. , Metabolic utilization of energy and maintenance requirements in lactating sows, J. Anim. Sci, vol.64, pp.774-781, 1987.
URL : https://hal.archives-ouvertes.fr/hal-02719778

J. Noblet and M. E. , Dépenses et besoins énergétiques de la truie au cours du cycle de reproduction, Journ. Rech. Porcine Fr, vol.19, pp.197-202, 1987.

J. Noblet and M. E. , Estimation of sow milk nutrient output, J. Anim. Sci, vol.67, pp.3352-3359, 1989.
URL : https://hal.archives-ouvertes.fr/hal-02719552

J. Noblet, J. Y. Dourmad, J. L. Dividich, and S. Dubois, Effect of ambient temperature and addition of straw or alfalfa in the diet on energy metabolism in pregnant sows, Livest. Prod. Sci, vol.21, pp.309-324, 1989.
URL : https://hal.archives-ouvertes.fr/hal-02717962

J. Noblet, J. Y. Dourmad, and M. E. , Energy utilization in pregnant and lactating sows: modeling of energy requirements, J. Anim. Sci, vol.68, pp.562-572, 1990.
URL : https://hal.archives-ouvertes.fr/hal-02703204

J. Noblet, X. S. Shi, and S. Dubois, Energy cost of standing activity in sows, Livest. Prod. Sci, vol.34, pp.127-136, 1993.
URL : https://hal.archives-ouvertes.fr/hal-02705223

J. Noblet, H. Fortune, X. S. Shi, and S. Dubois, Prediction of net energy value of feeds for growing pigs, J. Anim. Sci, vol.72, pp.344-354, 1994.
URL : https://hal.archives-ouvertes.fr/hal-02713851

J. Noblet, J. Y. Dourmad, M. Etienne, and J. Le-dividich, Energy metabolism in pregnant sows and newborn pigs, J. Anim. Sci, vol.75, pp.2708-2714, 1997.
URL : https://hal.archives-ouvertes.fr/hal-02685563

J. Noblet, J. F. Bernier, S. Dubois, Y. L. Cozler, and J. Van-milgen, Effect of breed and body weight on components of heat production in growing pigs, Proceedings of the 14th Symposium on Energy Metabolism of Farm Animals, pp.225-228, 1997.
URL : https://hal.archives-ouvertes.fr/hal-02767122

J. L. Noguera, L. Varona, D. Babot, and J. Estany, Multivariate analysis of litter size for multiple parities with production traits in pigs: I. Bayesian variance component estimation, J. Anim. Sci, vol.80, pp.2540-2547, 2002.

N. Silva and B. A. , Efeito do resfriamento do piso da maternidade sobre o desempenho produtivo e reprodutivo de porcas em lactação no verão, 2005.

J. F. O'grady, P. B. Lynch, and P. A. Kearney, Voluntary feed intake by lactating sows, Livest. Prod. Sci, vol.12, pp.355-365, 1985.

A. Obeidah, A. Mostageer, and M. M. Shafie, Genetic and phenotypic parameters of body temperature and respiration rate in Fayoumi chiks, Ann. Génét. Sél. Anim, vol.6, pp.267-274, 1974.

B. C. Omeke, A comparison of seasonal effects on fertility of Landrace and Large White sows in a subhumid tropical environment, Br. Vet. J, vol.145, pp.462-466, 1989.

I. T. Omtvedt, R. E. Nelson, R. L. Edwards, D. F. Stephens, and E. J. Turman, Influence of heat stress during early, mid and late pregnancy of gilt, J. Anim. Sci, vol.32, pp.312-317, 1971.

O. A. Peltoniemi, R. J. Love, C. Klupiec, and G. Evans, Effects of Feed Restriction And Season on Lh and Prolactin Secretion, Adrenal Response, Insulin and FFA in Group Housed Pregnant Gilts, An. Reprod. Sci, vol.49, pp.179-190, 1997.

O. A. Peltoniemi, R. J. Love, M. Heinonen, V. Tuovinen, and H. Saloniemi, Seasonal and management effects on fertility of the sow : a descriptive study, An. Reprod. Sci, vol.55, pp.47-61, 1999.

O. A. Peltoniemi, A. Tast, and R. J. Love, Factors effecting reproduction in the pig: seasonal effects and restricted feeding of the pregnant gilt and sow, An. Reprod. Sci, pp.173-184, 2000.

J. E. Pettigrew, J. P. Mcnamara, M. D. Tokach, R. H. King, and B. A. Crooker, Metabolic connections between nutrient intake and lactational performance in the sow, Livest. Prod. Sci, vol.35, pp.137-152, 1993.

J. R. Pluske and G. Z. Dong, Factors influencing the utilisation of colostrum and milk, The lactating sow, pp.45-70, 1998.

J. R. Pluske, I. H. Williams, L. J. Zak, E. J. Clowes, A. C. Cegielski et al., Feeding lactating primiparous sows to establish three divergent metabolic states: III. Milk production and pig growth, J. Anim. Sci, vol.76, pp.1165-1171, 1998.

A. Prunier, J. Y. Dourmad, and M. E. , Effect of light regimen under various ambient temperatures on sow and litter performance, J. Anim. Sci, vol.72, pp.1461-1466, 1994.

A. Prunier, H. Quesnel, M. Messias-de-bragança, and A. Y. Kermabon, Environmental and seasonal influences on the return-to-oestrus after weaning in primiparous sows: a review, Livest. Prod. Sci, vol.45, pp.103-110, 1996.
URL : https://hal.archives-ouvertes.fr/hal-02690277

A. Prunier, M. Messias-de-bragança, and J. L. Dividich, Influence of high ambiant temperature on performance of reproductive sows, Livest. Prod. Sci, vol.52, pp.123-133, 1997.

A. Prunier, N. M. Soede, H. Quesnel, and B. Kemp, Productivity and longevity of weaned sows, Weaning the pig. Concepts and consequences, pp.385-419, 2003.
URL : https://hal.archives-ouvertes.fr/hal-02828937

H. Quesnel and A. Prunier, L'ovulation après le tarissement des truies : mécanismes physiologiques et facteurs de variation, INRA Prod. Anim, vol.8, pp.165-176, 1995.

H. Quesnel, S. Boulot, and Y. Le-colzer, Les variations saisonnières des performances de reproduction chez la truie, INRA Prod. Anim, vol.18, pp.101-110, 2005.

N. Quiniou, Incidence de la diminution du taux protéique de l'aliment, avec ou sans compensation du bilan électrolytique, sur les performances de lactation de la truie exposée à une température moyenne de 23 ou 26°C, Journ. Rech. Porcine Fr, vol.36, pp.235-242, 2004.

N. Quiniou, Influence de la quantité d'aliment allouée à la truie en fin de gestation sur le déroulement de la mise bas, la vitalité des porcelets et les performances de lactation, Journ. Rech. Porcine Fr, vol.37, pp.187-194, 2005.

N. Quiniou, S. Dubois, Y. L. Colzer, J. Bernier, and J. Noblet, Effect of growth potential (body weight and breed/castration combination) on the feeding behaviour of individually kept growing pigs, Livest. Prod. Sci, vol.61, pp.13-22, 1999.

N. Quiniou, J. Noblet, J. Van-milgen, and S. Dubois, Modelling heat production and energy balance in group-housed growing pigs exposed to low or high ambient temperatures, Br. J. Nutr, vol.84, pp.97-106, 2000.
URL : https://hal.archives-ouvertes.fr/hal-02669631

N. Quiniou, D. Renaudeau, A. Collin, and J. Noblet, Effets de l'exposition au chaud sur les caractéristiques de la prise alimentaire du porc à différents stades physiologiques, INRA Prod. Anim, vol.13, pp.233-245, 2000.

N. Quiniou, J. Noblet, and D. Renaudeau, Une source de stress pour la truie allaitante : la température ambiante, Techni Porc, vol.23, pp.23-30, 2000.

N. Quiniou, S. Dubois, and J. Noblet, Voluntary feed intake and feeding behaviour of group-housed growing pigs are affected by ambient temperature and body weight, Livest. Prod. Sci, vol.63, pp.245-253, 2000.
URL : https://hal.archives-ouvertes.fr/hal-02693225

N. Quiniou, J. Noblet, D. Renaudeau, and S. Dubois, Influence of high ambient temperature on feeding behaviour of multiparous lactating sows, Anim. Sci, vol.70, pp.471-479, 2000.

N. Quiniou, P. Massabie, and R. Granier, Diurnally variation of ambient temperature around 24 or 28°C: Influence on performance and feeding behavior of growing pigs, Proc. 1 st International Swine Housing Conference, vol.8, 2000.

N. Quiniou, D. Gaudré, S. Rapp, and D. Guillou, Influence de la température ambiante et de la concentration en nutriments de l'aliment sur les performances de lactation de la truie primipare, Journ. Rech. Porcine Fr, vol.32, pp.275-282, 2000.

N. Quiniou, D. Renaudeau, S. Dubois, and J. Noblet, Effect of diurnally flluctuating high ambient temperatures on performance and feeding behaviour of multiparous lactating sows, Anim. Sci, vol.71, pp.571-575, 2000.

N. Quiniou, D. Gaudré, and D. Guillou, Influence de la température ambiante et de la concentration en nutriments de l'aliment sur les performances de lactation des truies selon le rang de portée, Journ. Rech. Porcine Fr, vol.33, pp.157-163, 2001.

N. Quiniou, S. Boulot, D. Bartolomeu, and R. Morvan, Impact de la canicule 2003 sur les performances de lactation et reproduction à la station de l, ITP. Techni Porc, vol.27, pp.11-17, 2004.

D. Renaudeau, Adaptation nutritionnelle et physiologique aux températures ambiantes élevées chez la truie en lactation, 2001.

D. Renaudeau and J. Noblet, Effects of exposure to high ambient temperature and dietary protein level on sow milk production and performance of piglets, J. Anim. Sci, vol.79, pp.1540-1548, 2001.
URL : https://hal.archives-ouvertes.fr/hal-02670362

D. Renaudeau, N. Quiniou, S. Dubois, and J. Noblet, Effect of high ambient temperature and dietary protein level on feeding behaviour of multiparous lactating sows, Anim. Res, vol.51, pp.227-243, 2002.

D. Renaudeau, J. Noblet, and J. Y. Dourmad, Effect of ambient temperature on mammary gland metabolism in lactating sows, J. Anim. Sci, vol.81, pp.217-231, 2003.
URL : https://hal.archives-ouvertes.fr/hal-02670131

D. Renaudeau, C. Anaïs, and J. Noblet, Effects of dietary fiber on performance of multiparous lactating sows in a tropical climate, J. Anim. Sci, vol.81, pp.717-725, 2003.
URL : https://hal.archives-ouvertes.fr/hal-02675273

D. Renaudeau, J. L. Weisbecker, and J. Noblet, Effect of season and dietary fibre on feeding behaviour of lactating sows in a tropical climate, Anim. Sci, vol.77, pp.429-437, 2003.
URL : https://hal.archives-ouvertes.fr/hal-02675250

D. Renaudeau, N. Mandonnet, M. Tixier-boichard, J. Noblet, and J. P. Bidanel, Atténuer les effets de la chaleur sur les performances des porcs : la voie génétique, INRA Prod. Anim, vol.17, pp.93-108, 2004.

D. Renaudeau, M. Giorgi, F. Silou, and J. L. Weisbecker, Effect of breed (lean or fat pigs) and sex on performance and feeding behaviour of group housed growing pigs in a tropical climate. Asian-Aus, J. Anim. Sci, vol.19, pp.593-601, 2006.
URL : https://hal.archives-ouvertes.fr/hal-02660073

D. K. Revell, I. H. Williams, B. P. Mullan, J. L. Ranford, and R. J. Smits, Body composition at farrowing and nutrition during lactation affect the performance of primiparous sows: I. Voluntary feed intake, weight loss, and plasma metabolites, J. Anim. Sc.i, vol.76, pp.1729-1737, 1998.

D. Rinaldo and J. Le-dividich, Influence de la température ambiante sur les performances de croissance du porc, Prod. Anim, vol.4, pp.57-65, 1991.

L. Rydhmer, Genetics of sow reproduction, including puberty, oestrus, pregnancy, farrowing and lactation, Livest. Prod. Sci, vol.66, pp.1-12, 2000.

P. M. Saama and I. L. Mao, Sources of variation in partitioning of intake energy for lactating Holstein cows, J. Dairy Sci, vol.76, pp.1334-1341, 1993.

V. Sartor, F. C. Baeta, A. S. Ferreira, P. R. Cecon, and I. F. Tinoco, Effect of the systems of evaporative cooling in the performance of lactation sows and their litters, Engenharia Agricol.a, vol.18, pp.4-13, 1999.

W. D. Schoenherr, T. S. Stahly, and G. L. Cromwell, The effects of dietary fat or fiber addition on yield and composition of milk from sows housed in a warm or hot environment, J. Anim. Sci, vol.67, pp.482-495, 1989.

R. K. Sethi, A. Bharadwaj, and S. C. Chopra, Effect of heat stress on buffaloes under different shelter strategies, Indian J. Anim.Sci, vol.64, pp.1282-1285, 1992.

H. J. Shaw and G. R. Foxcroft, Relationships between LH, FSH, and prolactine secretion and reproductive activity in the weaned sow, J. Reprod. Fert, vol.75, pp.17-28, 1985.

A. G. Sinclair, J. M. Shaw, S. A. Edwards, S. Hoste, and A. Mccartney, The effect of dietary protein level on milk yield and composition and piglet growth and composition of Meishan synthetic and European White breeds of sow, Anim. Sci, vol.68, pp.701-708, 1999.

B. K. Singh, B. Singh, and A. K. Sinha, Reproductive performance of exotic breeds of pigs under tropical climate, Indian J. Anim. Sci, vol.59, pp.737-738, 1989.

N. M. Soede, A. Prunier, B. Kemp, and H. Quesnel, Variation in weaning-to-oestrus interval in sows : causes and consequences, Reprod. Dom. Anim. suppl, vol.6, pp.111-117, 2000.
URL : https://hal.archives-ouvertes.fr/hal-02695799

J. D. Spencer, R. D. Boyd, R. Cabrera, and G. L. Allee, Early weaning to reduce tissue mobilization in lactating sows and milk supplementation to enhance pig weaning weight during extreme heat stress, J. Anim. Sci, vol.81, pp.2041-2052, 2003.

N. R. St-pierre, B. Cobanov, and G. Schnitkey, Economic losses from heat stress by US Livestock Industries, J. Dairy Sci, vol.86, pp.52-77, 2003.

W. F. Stansbury, J. J. Mcglone, and L. F. Tribble, Effects of season, floor type, air temperature and snout cooler on sow and litter performance, J. Anim. Sci, vol.65, pp.1507-1513, 1987.

J. Steinbach, Effects of season and breed on sow performance in the seasonalequatorial climate of southern Nigeria, J. Agric. Sci, vol.77, pp.331-336, 1971.

J. Steinbach, Reproductive performance in high producing pigs under tropical conditions, World Animal Revue, vol.19, pp.43-47, 1976.

J. S. Stevenson, D. S. Pollmans, D. L. Davis, and J. P. Murphy, Influence of supplemental light on sow performance during and after lactation, J. Anim. Sci, vol.56, pp.1282-1286, 1983.

A. Suriyasomboon, N. Lundeheim, A. Kunavongkrit, and S. Einarsson, Effect of temperature and humidity on sperm production in Duroc boars under different housing systems in Thailand, Livest. Prod. Sci, vol.89, pp.19-31, 2004.

W. Tantasuparuk, N. Lundeheim, A. Dalin, A. Kunavongkrit, and S. Einarsson, Reproductive performance of purebred Landrace and Yorshire sows in Thailand with special reference to seasonal influence and parity number, Theriogenology, vol.54, pp.481-496, 2000.

A. Tast, O. Hälli, S. Ahlström, H. Andersson, R. J. Love et al., Seasonal alterations in circadian melatonin rhythms of the European wild boar and domestic gilt, J. Pineal Res, vol.30, pp.43-49, 2001.

J. Ten-napel, A. G. De-vries, G. A. Buiting, P. Luiting, J. W. Merks et al., Genetics of the interval from weaning to estrus in first-litter sows: distribution of data, direct response of selection, and heritability, J. Anim. Sci, vol.73, pp.2193-2203, 1995.

P. K. Thiel, H. Jorgensen, and K. Jakobsen, Energy and protein metabolism in lactating sows fed two levels of dietary fat, Livest. Prod. Sci, vol.89, pp.265-276, 2004.

M. D. Tokach, J. E. Pettigrew, G. D. Dial, J. E. Wheaton, and L. J. Johnston, Characterization of luteinizing hormone secretion in the primiparous lactating sow: Relationship to blood metabolites and return-to-estrus interval, J. Anim. Sci, vol.70, pp.2195-2201, 1992.

P. Tummaruk, N. Lundeheim, S. Einarsson, and A. Dalin, Reproductive performance of purebred Swedish Landrace and Swedish Yorshire sows : I. Seasonal variation and parity influence, Acta Agr. Scand. Sect. A-Anim. Sc, vol.50, pp.205-216, 2000.

H. G. Turner, Variation in rectal temperature of cattle in a tropical environment and its relation to growth rate, Anim. Prod, vol.38, pp.417-427, 1984.

H. Van-den-brand, S. J. Dieleman, N. M. Soede, and B. Kemp, Dietary energy source at two feeding levels during lactation of primiparous sows: I. Effects on glucose, insulin, and luteinizing hormone and on follicle development, weaning-to-estrus interval, and ovulation rate, J. Anim. Sci, vol.78, pp.396-404, 2000.

J. Van-milgen, J. F. Bernier, S. Dubois, and J. Noblet, Modelling dynamic aspects of heat production in pigs, Proceedings of the 14th Symposium on Energy Metabolism of Farm Animal, pp.331-334, 1997.
URL : https://hal.archives-ouvertes.fr/hal-02765974

J. Van-milgen, J. Noblet, S. Dubois, and J. F. Bernier, Dynamic aspects of oxygen consumption and carbon dioxide production in swine, Br. J. Nutr, vol.78, pp.397-410, 1997.
URL : https://hal.archives-ouvertes.fr/hal-02684362

J. Van-milgen, J. F. Bernier, Y. L. Cozler, S. Dubois, and J. Noblet, Major determinants of fasting heat production and energetic cost of activity in growing pigs of different body weight and breed/castration combination, Br. J. Nutr, vol.79, pp.509-517, 1998.
URL : https://hal.archives-ouvertes.fr/hal-02686364

J. Van-milgen, J. Noblet, and S. Dubois, Modélisation des composantes de la dépense énergétique chez le porc, Journ. Rech. Porcine Fr, vol.32, pp.235-240, 2000.

L. Varona and J. L. Noguera, Variance components of fertility in Spanish Landrace pigs, Livest. Prod. Sci, vol.67, pp.217-221, 2001.

M. W. Verstegen and W. Van-der-hel, The effects of temperature and type of floor on metabolic rate and effective critical temperature in groups of growing pigs, Anim. Prod, vol.18, pp.1-11, 1974.

M. W. Verstegen, J. Mesu, G. J. Van-kempen, and C. Geerse, Energy balance of lactating sows in relation to feeding level and stage of lactation, J. Anim. Sci, vol.3, pp.731-740, 1985.

P. C. Vesseur, B. Kemp, and L. A. Den-hartog, Factors affecting the weaning-toestrus interval in the sow, J. Anim. Physiol. Anim. Nutr, vol.72, pp.225-233, 1994.

M. Vidal, S. A. Edwards, O. Macpherson, P. R. English, and A. G. Taylor, Effect of environmental temperature on dietary selection in lactating sows, Anim. Prod, vol.52, p.397, 1991.

W. C. Weldon, A. J. Lewis, G. F. Louis, J. L. Kovar, and P. S. Miller, Postpartum hypophagia in primiparous sows: II. Effects of feeding level during gestation and exogenous insulin on lactation feed intake, glucose tolerance, and epinephrinestimulated release of nonesterified fatty acids and glucose, J. Anim. Sci, vol.72, pp.395-403, 1994.

R. P. Wettmann and F. W. Bazer, Influence of environmental temperature on prolificacy of pigs, J. Reprod. Fert, vol.33, pp.199-208, 1985.

R. P. Wettmann, M. E. Wells, I. T. Omtvedt, C. E. Pope, and E. J. Turman, Influence of elevated ambient temperature on reproductive performance of boars, J. Anim. Sci, vol.42, pp.664-669, 1976.

C. T. Whittemore and H. Yang, Physical and chemical composition of the body of breeding sows with differing body subcutaneous fat depth at parturition, differing nutrition during lactation and differing litter size, Anim. Prod, vol.48, pp.203-212, 1989.

C. T. Whittemore and C. A. Morgan, Model components for the determination of energy and protein requirements for breeding sows: a review, Livest. Prod. Sci, vol.26, pp.1-37, 1990.

I. H. Williams, Sow's milk as major nutrient source before weaning, pp.7-261, 1995.

H. Xin, Assessing swine thermal comfort by image analysis of postural behaviors, J. Anim. Sci, vol.77, pp.1-9, 1999.

J. L. Xue, G. D. Dial, W. E. Marsh, and P. R. Davis, Multiple manifestations of season on reproductive performance of commercial swine, J. Am. Vet. Med. Assoc, vol.204, pp.1486-1489, 1994.

J. L. Xue, Y. Koketsu, G. D. Dial, J. E. Pettigrew, and A. Sower, Glucose tolerance, luteinizing hormone release,and reproductive performance of first litter sows fed two levels of energy during gestation, J. Anim. Sci, vol.75, pp.1845-1852, 1997.

H. Yang, P. R. Eastham, P. Phillips, and C. T. Whittemore, Reproductive performance body weight and body condition of breeding sows with differing body fatness at parturition, differing nutrition during lactation, and differing litter size, Anim. Prod, vol.48, pp.181-201, 1989.

M. H. Yazdi, L. Rydhmer, E. Ringmar-cederberg, N. Lundeheim, and K. Johansson, Genetic study of longevity in Swedish Landrace sows, Livest. Prod. Sci, vol.63, pp.255-264, 2000.

W. Ye and H. Xin, Thermographical quantification of physiological and behavioral responses of group-housed young pigs, Transactions Am. Soc. Agric. Eng, vol.43, pp.1843-1851, 2000.

D. L. York and O. W. Robison, Genotypic and phenotypic parameters of milk production in primiparous Duroc sows, J. Anim. Sci, vol.61, pp.826-833, 1985.

?. Dea-de-biostatistique, , 2002.

«. Enseignements and . Constitués, Module de l'école doctorale : Cours supérieur d'amélioration génétique des animaux domestiques; session "Amélioration génétique des porcs, 2003.

. Cours, Genetic parameters of rectal temperature in sows in a tropical humid climate and its association with performance during lactation: preliminary results, European Institute in Statistical Genetics, 2004.

«. Stage, Initiatition à la modélisation systémique, 2006.

I. N. Centre-antilles-guyane, . Guadeloupe-;-communication, and . Orale, Analyse des facteurs limitant les performances de reproduction de la truie élevée sous un milieu tropical humide

, Janvier, 2006.

, ? Formation d'expression orale « voix et gestes, 2005.

, ? Congrès national : 37ème Journées de la Recherche Porcine en France

, Influence du climat tropical et du type génétique sur les performances et le comportement alimentaire de la truie en lactation, 2005.

, ? Cours de formation à l'unité : Basic principles and importance of the utilization of random regression models in animal breeding programs, 2004.

, A Statistical application in biological phenomena : the use of mixed models in the analysis of the growth curve of beef cattle and sow feed intake in tropical humid conditions, 2004.