References
- Annison, E. F. and W. L. Bryden. 1999. Perspectives on ruminant nutrition and metabolism. II. Metabolism in ruminant tissues. Nutr. Res. Rev. 12:147-177. https://doi.org/10.1079/095442299108728866
- Asakuma, S., H. Morishita, T. Sugino, Y. Kurose, S. Kobayashi and Y. Terashima. 2003. Circulating leptin response to feeding and exogenous infusion of insulin in sheep exposed to thermoneutral and cold environments. Comp. Biochem. Physiol. Part A 134:329-335. https://doi.org/10.1016/S1095-6433(02)00269-6
- Carrasco, S., G. Ripoll, A. Sanz, J. Alvarez-Rodrigez, B. Panea, R. Revilla and M. Joy. 2009. Effect of feeding system on growth and carcass characteristics of Churra Tensina light lambs. Livest. Sci. 121:56-63. https://doi.org/10.1016/j.livsci.2008.05.017
- Cloete, J. J. E., S. W. P. Cloete, J. J. Olivier and L. C. Hoffman. 2007. Terminal crossbreeding of Dorper ewes to Ile de France, Merino Landsheep and SA Mutton Merino sires: ewe production and lamb performance. Small Rumin. Res. 69:28-35. https://doi.org/10.1016/j.smallrumres.2005.12.005
- Dwyer, C. M. and A. B. Lawrence. 2005. A review of the behavioural and physiological adaptations of hill and lowland breeds of sheep that favour lamb survival. Appl. Anim. Behav. Sci. 92:235-260. https://doi.org/10.1016/j.applanim.2005.05.010
- Dwyer, C. M. and C. A. Morgan. 2006. Maintenance of body temperature in the neonatal lamb: 1. Effects of breed, birth weight and litter size. J. Anim. Sci. 84:1093-1101.
- Hocquette, J. F., I. Ortigues-Marty, D. Pethick, P. Herpin and X. Fernandez. 1998. Nutritional and hormonal regulation of energy metabolism in skeletal muscles of meat-producing animals. Livest. Prod. Sci. 56:115-143. https://doi.org/10.1016/S0301-6226(98)00187-0
- INRA. 1988. Institut national de la recherche agronomique. Alimentation des Bovins, Ovins, Caprins (Ed. R. Jarrige). Paris.
- Joy, M., G. Ripoll and R. Delfa. 2008. Effects of feeding system on carcass and non carcass composition of Churra Tensina light lambs. Small Rumin. Res. 78:123-133. https://doi.org/10.1016/j.smallrumres.2008.05.011
- Kawamura, T., R. D. Gilbert and G. G. Power. 1986. Effect of cooling and heating on the regional distribution of blood flow in fetal sheep. J. Dev. Physiol. (Lond.) 8:11-21.
- Krupinski, J. 2009. Ocena uzytkowosci miesnej jagniat na tle wymogow oraz metod stosowanych w krajach Unii Europejskiej. Inst. Zoot. Krakow, 13-23.
- Kuznicka, E. 2006. The effect of forced walking on slaughter value and meat quality of lambs: Linking up the meat chain: ensuring quality and safety for the consumer. Anim. Sci. 1 (Suppl.):162-164.
- Kuznicka, E., W. Rant and R. Niznikowski. 2005. The estimation of lifetime reproductive performance of zelaznenska sheep. Roczniki Naukowe Zootechniki 21(Suppl.):41-44.
- Kuznicka, E. and W. Rant. 2008. Comparison of milk production and lamb growth in Żelaźnieńska sheep kept in a barn or under overhead shelter. Ann. Anim. Sci. 8:175-183.
- Laburn, H. P., A. Faurie, K. Goelst and M. Duncan. 2002. Effects on fetal and maternal body temperatures of exposure of pregnant ewes to heat, cold and exercise. J. Appl. Physiol. 92:802-808.
- Lawrence, P. R. and R. J. Stibbards. 1990. The energy costs of walking, carrying and pulling loads on flat surfaces by Brahman cattle and swamp buffalo. Anim. Prod. 50:29-39. https://doi.org/10.1017/S000335610000444X
- Niznikowski, R., W. Rant, D. Popielarczyk, E. Strzelec and B. Czarniak. 2007. Wplyw wybranych czynnikow na cechy rozrodu i masy ciala polskich owiec nizinnych odmiany zelaznenskiej. Rocz. Nauk. PTZ. t. 3, nr 2:79-87.
- Nowak, R. 1996. Neonatal survival: contributions from behavioural studies in sheep. Appl. Anim. Behav. Sci. 49:61-72. https://doi.org/10.1016/0168-1591(95)00668-0
- Priolo, A., D. Micol, J. Agabiel, S. Prache and E. Dransfild. 2002. Effect of grass or concentrate feeding on lamb carcass and meat quality. Meat Sci. 62:179-185. https://doi.org/10.1016/S0309-1740(01)00244-3
- Rant, W. and R. Niznikowski. 2003. Charakterystyka wzrostu oraz poziomu umiesnienia I otluszczenia jagniat w stadzie polskiej owcy nizinnej selekcjonowanej w kierunku wysokiej plennosci. Zesz. Nauk. PTZ. Prz. Hod. 68:147-155.
- Rant, W., R. Niznikowski and A. Radzik-Rant. 2005. Masa miotu urodzonego w stadzie owcy zelaznienskiej selekcjonowanej w kierunku wysokiej plennosci. Rocz. Nauk. Zoot. 21(Suppl.) 21:57-60.
- Ripoll, G., M. Joy, F. Munoz and P. Alberti. 2008. Meat and fat colour as a tool to trace grass-feeding systems in light lamb production. Meat Sci. 80:239-248. https://doi.org/10.1016/j.meatsci.2007.11.025
- Sanza, M. R., I. Prieto, F. Gil and J. Fonolla. 1995. Environmental temperature: composition and conformation of the carcasses of pre-ruminant kid goats and lambs. In: Body condition of sheep and goats: Methodological aspects and applications (Ed. A. Purroy) = Etat corporel des brebis et des chevres : aspects methodologiques et application (Ed. A. Purroy). CIHEAM-IAMZ, Zaragoza. pp. 191-195.
- Schroder, H. J. and G. G. Power. 1997. Engine and radiation: fetal and placental interactions for heat dissipation. Exp. Physiol. 82:403-414. https://doi.org/10.1113/expphysiol.1997.sp004035
- Sevi, A., M. Albenzino, G. Annicchiarico, M. Caroprese, R. Mario and L. Taibi. 2002. Effect of ventilation regimen on the welfare and performance of lactating ewes in summer. J. Anim. Sci. 80:2349-2361.
- Silva, S. R., C. M. Guedes, V. A. Santos, A. L. Lourenco, J. M. T. Azevedo and A. Dias-da-Silva. 2007. Sheep carcass thoracis et lumborum muscle volume measured by in vivo real-time ultrasonography. Meat Sci. 76:708-714. https://doi.org/10.1016/j.meatsci.2007.02.009
- Simm, G., J. Connington, S. C. Bishop, C. M. Dwyer and S. Pattison. 1996. Genetic selection for extensive conditions. Appl. Anim. Behav. Sci. 49:47-59. https://doi.org/10.1016/0168-1591(95)00667-2
- Somavilla, A. L., L. T. Dias and R. Almeida Teixeira. 2012. Environmental and genetic effects on confirmation, precocity and musculature traits at weaning in Suffolk lambs. Small Rumin. Res. 102:131-134. https://doi.org/10.1016/j.smallrumres.2011.07.004
- Sormunen, R. and U. Antila. 1987. Intensive fattening of lambs. Symp. Intensive Prod. Helsinki, 123-126.
- SPSS Base 12.0 Users Guide. SPSS Inc. 2003.
- Standford, K. Bailey, D., R., C. Jones. S., D., M. M., A. Price and R., A. Kemp. 2001. Ultrasound measurement of longissimus dimensions and blackfat in growing lambs: effect of age, weight and sex. Small Rumin. Res. 42:191-197.
- Symonds, M. E., M. J. Brayant, L. Clarke, C. J. Darby and M. A. Lomax. 1992. Effect of maternal cold exposure on brown adipose tissue and thermogenesis in the neonatal lamb. J. Physiol. 455:487-502. https://doi.org/10.1113/jphysiol.1992.sp019313
- Swiderek, W. P. 1995. Ocena wplywu sposobu utrzymania owiec na stan zdrowotny gruczołu mlekowego matek oraz efekt odchowu jagniąt. Zesz. Nauk. PTZ. PH. 19:103-112.
- Wentzel, D., K. S. Viljoen and J. J. Both. 1979. Physiological and endocrinological reactions to cold stress in the Angora goat. Agro. Anim. 11:19-22.
- Wolf, B. T., D. A. Jones and M. G. Owen. 2006. In vivo prediction of carcass composition and muscularity in purebred Texel lambs. Meat Sci. 74:416-423. https://doi.org/10.1016/j.meatsci.2006.02.019
- Yakubu, D. P., A. Mostyn, V. Wilson, S. Pearce, M. C. Alves-Guerra, C. Pecqueur, B. Miroux, H. Budge, T. Stephenson and M. E. Symonds. 2007. Different effects of maternal parity, cold exposure and nutrient restriction in late pregnancy on the abundance of mitochondrial proteins in kidney, liver and lung of postnatal sheep. Soc. Reprod. Fertil. (online). 133:1241-1252. https://doi.org/10.1530/REP-06-0211
- Yilmaz, O., H. Denk and D. Bayram. 2007. Effects of lambing season, sex and birth type on growth performance in Norduz lambs. Small Rumin. Res. 68:336-339. https://doi.org/10.1016/j.smallrumres.2005.11.013
Cited by
- Plasma leptin as a predictor for carcass composition in growing lambs pp.1918-1825, 2016, https://doi.org/10.1139/cjas-2016-0083
- The ovulation rate, plasma progesterone and estradiol concentration, and litter size of a local ewe breed kept in a barn vs. those kept under an overhead shelter vol.59, pp.1, 2016, https://doi.org/10.5194/aab-59-145-2016
- The Ovulation Rate, Plasma Leptin Concentration, and Litter Size of a Local Ewe Breed Kept in a Barn Versus Those Kept under an Overhead Shelter vol.10, pp.9, 2013, https://doi.org/10.3390/agriculture10090403