Alternative body sites for heat stress measurement in milking cows under tropical conditions and their relationship to the thermal discomfort of the animals

International Journal of Biometeorology

Volumn 54, Issue 6, 2010, Pages 647-652

  Martello, Luciane S ^a   Junior, Holmer Savastano ^a   Silva, Saulo L ^a   Balieiro, Júlio Cesar C ^a  

^a UNIVERSITY OF SÃO PAULO   (Brazil)

Author keywords

Body temperature; Dairy cows; Humidity; Thermal stress; Tropics

Indexed keywords

ANIMAL; ANIMAL DISEASE; ARTICLE; CATTLE; DAIRYING; FEMALE; HEAT; HEAT INJURY; HUMIDITY; METHODOLOGY; MILK; SECRETION; THERMOREGULATION; TROPIC CLIMATE;

ANIMALS; BODY TEMPERATURE REGULATION; CATTLE; DAIRYING; FEMALE; HEAT STRESS DISORDERS; HOT TEMPERATURE; HUMIDITY; MILK; TROPICAL CLIMATE;

ANIMALIA; BOS;

EID: 78649973868     PISSN: 00207128     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00484-009-0268-6     Document Type: Article

References (16)

1. Aguiar IS, Targa LA (2001) Respostas termorreguladoras, armazenamento de calor corporal e produção de leite de vacas holandesas mantidas ao sol e com acesso a sombra natural. Rev Energ Agric 14: 9-17 (In Portuguese).
2. Baccari F Jr (2001) Manejo ambiental da vaca leiteira em climas quentes. UEL, Londrina. (In Portuguese).
3. Baêta FC, Souza CF (1997) Ambiência em edificações rurais - conforto animal. UFV, Viçosa. (In Portuguese).
4. Bitman J, Lefcourt A, Wood DL et al (1984) Circadian and ultradian temperature rhythms of lactating dairy cows. J Dairy Sci 67: 1014-1023.
5. Cappa V, Vazhapilly P, Maianti MG et al (1989) Effect of environmental variations (microclimate) on the performance of dairy cows. Sci Tec Latiero-Casearia 40: 98-115.
6. Collier RJ, Dahl GE, Vanbaale MJ (2006) Major advances associated with environmental effects on dairy cattle. J Dairy Sci 89: 1244-1253.
7. Davis MS, Mader TL, Holt SM et al (2003) Strategies to reduce feedlot cattle heat stress: effects on tympanic temperature. J Anim Sci 81: 649-661.
8. Fehr RL, Priddy KT, McNeill SG et al (1993) Limiting swine stress with evaporative cooling in the southeast. Trans ASAE 26: 542-545.
9. Ferreira F, Pires MFA, Martinez ML et al (2006) Parâmetros fisiológicos de bovinos cruzados submetidos ao estresse calórico. Arq Bras Med Vet Zoot 58: 732-738 (In Portuguese).
10. Fuquay JW (1981) Heat stress as is affects animal production. J Anim Sci 52: 164-174.
11. Igono MO, Steevens BJ, Shanklin MD et al (1985) Spray cooling effects on milk production, milk and rectal temperatures of cows during a moderate summer season. J Dairy Sci 68: 979-985.
12. Johnson HD (1965) Environmental temperature and lactation (with special reference to cattle). Int J Biometeorol 39: 69-73.
13. Pires MFA, Ferreira AM, Saturnino HM et al (2002) Taxa de gestação em fêmeas da raça Holandesa confinadas em free-stall, no verão e inverno. Arq Bras Med Vet Zoot 54: 57-63 (In Portuguese).
14. Silva RG (2000) Introdução à bioclimatologia animal. Nobel, São Paulo. (In Portuguese).
15. Umphrey JE, Moss BR, Wilcox CJ (2001) Interrelationships in lactating Holsteins of rectal and skin temperatures, milk yield and composition, dry matter intake, body weight, and feed efficiency in summer in Alabama. J Dairy Sci 84: 2680-2685.
16. West JW, Mullinix BG, Bernard JK (2003) Effects of hot, humid weather on milk temperature, dry matter intake, and milk yield of lactating dairy cows. J Dairy Sci 86: 232-242.