Genetic and phenotypic parameters of preweaning growth traits in Santa Inês sheep in the State of Ceara;Parâmetros genéticos e fenotípicos de caracteristicas de crescimento de desmame de cordeiros Santa Inès, no Estado do Ceará

Revista Brasileira de Zootecnia

Volumn 25, Issue 5, 1996, Pages 845-852

  Da Silva, Francisco Luiz Ribeiro ^a   De Figueiredo, Elsio Antônio Pereira ^a   Simplício, Aurino Alves ^a   Barbieri, Maria Elisa ^a  

^a NONE

Author keywords

Genetic and phenotypic correlations; Heritability; Santa In s sheep; Weight; Weight gain

Indexed keywords

EID: 3142585088     PISSN: 01004859     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (26)

1. ARRUDA, F.A.V., PANT, K.P. Tolerância ao calor de caprinos e ovinos sem lã em Sobral. Pesq. Agropec. Bras., Brasilia, v. 19, n.3, p.379-85, 1984.
2. ARRUDA, F.A.V., FIGUEIREDO, E.A.P., PANT, K.P. Variação da temperatura corporal de caprinos e ovinos sem lã em Sobral. Pesq. Agropec. Bras., Brasília, v.19, n.7, p.916-19, 1984.
3. BAKER, R.L., CLARKE, J.N., DIPROSE, A.H. Genetic and phenotypic parameters in New Zeland Romney sheep. I. Body weights, fleece weights and oestrous activity. N.Z.J. Agric. Res., Wellington, v.22, p.9-21, 1979.
4. DAFLAPURKAR, D.K., KAUSHI, S.N., KATPTAL, B.G. Heritability and environmental variations in body weight at diferent ages in cross-breed sheep. Indian Vet. J., India, v.57, n.1. p.43-51, 1981.
5. FAHMY, M.H., GALAL, E.S., GHANEN, Y.S. et al. Genetic parameters of Barki sheep raised under semi-arid conditions. Anim. Prod., South Wirral, v.11, p.361, 1969.
6. FERNANDES, A.A.O. Genetic and environmental factors affecting growth and reproduction characters of Morada Nova sheep in Northeastern Brazil.Texas:Texas A&M University. 1985. p.65. Tese(Dissertação de mestrado). Texas A&M University, 1985
7. FIGUEIREDO, E.A.P. Potential breeding plans developed from observed genetic parameters and simulated genotypes for Morada Nova sheep in Northeast Brazil. Texas:Texas A&M University, 1986. 176p. Tese(Phylosophy doctor)- Texas A&M, 1986.
8. FIGUEIREDO, E.A.P., FERNANDES, A.A.O. Improvement programs. In: SHELTON, M.; FIGUEIREDO, E.A.P. eds. Hair sheep production in tropical and sub-tropical regions;with reference to Northeast Brazil and the countries of the Caribbean, Central America and South America. Sobral, EMBRAPA-CNPC/Davis, SR-CRSP, 1990. p.25-36.
9. FIGUEIREDO, E.A.P., OLIVEIRA, E.R., BELLAVER, C. et al. G.E. Hair sheep of western African and the Americas. A genetic resources for the tropics. Westerview Press. Boulder, Colorado, USA. 1983. p.125-140.
10. FIGUEIREDO, E.A.P., SHELTON, M., BARBIERI, M.E. Available sheep. In: SHELTON, M.; FIGUEIREDO, E.A.P.eds. Hair sheep production in tropical and subtropical regions; with reference to Northeast Brazil and the countries of the Caribbean, Central America and South America, Davis, Colorado, USA. p.7-23, 1990.
11. FIGUEIREDO, E.A.P., SIMPLÍCIO, A.A., PANT, K.P. Evaluation of sheep breeds for early growth in tropical North-east Brazil. Trop. Anim. Healt. Prod., England, v.14, n.4, p.219-223, 1982a.
12. FIGUEIREDO, E.A.P., SIMPLÍCIO, A.A., RIERA, G.S. et al. Preliminary studies on the carcass characteristics of native breeds of woolless sheep in hot tropical semiarid northeast Brazil. Pesq. Agropec. Bras., Brasília, v.17, n.6, p.951-960, 1982b.
13. FOGARTY, N.M., DICKERSON, G.E., YOUNG, L.D. Lamb production and its components in pure breeds and composite line. III. Genetic parameters. J. Anim. Sci., Champaign, v.60, n.1, p.40-57, 1985.
14. GIVENS, C.S.Jr., CARTER, R.C., GAINES, J.A. Selection indexes for weanling in spring lambs. J. Anim. Sci., Champaign, v.19, n.1, p.134-139, 1960.
15. HARVEY, W.R. Least-squares analyses of data with unequal sub-class numbers. Washington, USA, D.C., USDA, Agricultural Research Service, 1987, 157p.
16. HAZEL, L.N., BAKER, M.L., REINMILLER, C.F. Genetic and environmental correlations between the growth rates of pigs at different ages. J. Anim. Sci., Champaign, v.2, n.1, p.118-128, 1943.
17. MARTIN, T.G., SALES, D.I., NICHOLSON, D. Phenotypic and genetic parameters for lamb weights in synthetic line of sheep.Anim. Prod., Essex, v.30, n.3, p.261-269, 1980.
18. NELSON, R.H., VENKATACHALAM, G. Estimates of the heritability of birth weight and weaning weight of lambs. J. Anim. Sci., Champaign, v.8, n.1, p.607-608, 1949.
19. PEREIRA, R.M.A., FREIRE, J.P., SILVA, M.A. et al. Herdabilidade de peso e desempenho do nascimento aos 360 dias de idade de ovinos Morada Nova variedade Branca, no Estado do Ceará. R. Soc. ras. Zootec., Viçosa, MG, v.16, n.5, p.402-410, 1987.
20. RAJAB, M.H., CARTWRIGHT, T.C. DAHM, P.P. et al. Performance of three tropical hair sheep breeds. J. Anim. Sci., Champaign, v.70, p.3351-3359, 1992.
21. SHELTON, J.M., FIGUEIREDO, E.A.P. Types of sheep and goats in Northeast Brazil. International goat and sheep research., Scottsdale, v.1, n.4, p.258-268, 1981.
22. SHRESTHA, J.N.B., VESELY, J.A., CHESNAIS, J.P. Genetic and phenotypic parameters for daily gain and body weights in Suffolk lambs. Can J. Anim. Sci., Winnipeg, v.63, n.3, p.572-582, 1985.
23. SILVA, F.L.R.da. Efeito da fatores genéticos e de ambiente sobre o desempenho de ovinos mestiços Santa Inês, no Estado do Ceará. Viçosa, MG: UFV. 93p. Dissertação (Mestrado em Zootecnia)- Universidade Federal de Viçosa, 1990.
24. SIMPLÍCIO, A.A., FIGUEIREDO, E.A.P., RIERA, G.S. et al. Puberty in breeds of female hair sheep in Northeast Brazil.Pesq. Agropec. Bras., Brasília, v.24, n.10, p.1249-1253, 1989.
25. SOUSA, W.H.de. Genetic and environmental factors affecting growth and reproductive performance of Santa Inês sheep in the semi-arid region of Brazil. Texas: di Texas A&M University, 1987. 69p. Tese (Dissertação e mestrado).
26. WOLF, B.T., SMITH, C., KING, J.W.B. et al. Genetic parameters of growth and carcass composition in crossbred lambs. Anim. Prod., South Wirral, v.32, p. 1-7, 1981.