Effect of Body Condition at Calving and its Changes During Early Lactation on Postpartum Reproductive Performance of Zebu Cows in a Tropical Environment

References

• Ayala , A. , Delgado , R. , Honhold , N. and Magaña , J. A visual condition scoring scheme for Bos indicus and crossbred cattle . Proceedings of an International Workshop . March 1992 , Merida, Mexico. Dual Purpose Cattle Production Research , Edited by: Anderson , S. and Wadsworth , J. pp. 119 – 128 . IFS (International Foundation for Science) FMVZ-UADY 1995
   Google Scholar
• Bolaños , J. M. , Meneses , A. and Forsberg , M. 1996 . Resumption of ovarian activity in Zebu cows (Bos indicus) in the humid tropics: Influence of body condition and levels of certain blood components related to nutrition . Trop. Anim. Health Prod. , 28 : 237 – 246 .
   PubMed Web of Science ®Google Scholar
• Campell , D. A. , Ikuegbu , O. A. , Owen , E. and Little , D. A. 1996 . Responses to supplementation in White Fulani cattle under agro-pastoral management in northern Nigeria. II. Fodder . Trop. Anim. Health Prod. , 28 : 230 – 236 .
   PubMed Web of Science ®Google Scholar
• De Roven , S. , Franke , D. , Morrison , D. , Wyatt , W. , Coombs , D. , White , T. , Humes , D. and Greene , B. 1994 . Prepartum body condition and weight influence on reproductive performance of first-calf beef cows . J. Anim. Sci. , 72 : 1119 – 1125 .
   PubMed Web of Science ®Google Scholar
• Entwistle , K. W. 1983 . Factors influencing reproduction in beef cattle in Australia . A.M.R.C. Reviews , No. 22
   Google Scholar
• Galina , C. S. and Arthur , G. H. 1989a . Review of cattle reproduction in the tropics. Part. 1. Puberty and age at first calving . Anim. Breed. Abstr. , 57 ( 7 ) : 1 – 8 .
   Google Scholar
• Galina , C. S. and Arthur , G. H. 1989b . Review of cattle reproduction in the tropics Part. 2. Parturition and calving intervals . Anim. Breed. Abstr. , 57 ( 8 ) : 9 – 16 .
   Google Scholar
• Lalman , D. L. , Keisler , D. H. , Williams , J. E. , Scholljegerdes , E. J. and Mallett , D. M. 1997 . Influence of postpartum weight and body condition change on duration of anestrus by undernourished suckled beef heifers . J. Anim. Sci. , 75 : 2003 – 2008 .
   PubMed Web of Science ®Google Scholar
• Mukasa-Mugerwa , E. , Tegegne , A. and Ketema , H. 1991 . Patterns of postpartum oestrus onset and associated plasma progesterone profiles in Bos indicus cows in Ethiopia . Anim. Reprod. Sci. , 24 : 73 – 84 .
   Web of Science ®Google Scholar
• Osoro , K. and Wright , I. A. 1992 . The effect of body condition, live weight, breed, age, calf performance and calving date on reproductive performance of spring-calving beef cows . J. Anim. Sci. , 70 : 661 – 669 .
   Web of Science ®Google Scholar
• Rae , D. O. , Kunkle , W. E. , Chenoweth , P. J. , Sand , R. S. and Tran , T. 1993 . Relationship of parity and body condition score to pregnancy rates in Florida beef cattle . Theriogenology , 39 : 1143 – 1152 .
   Google Scholar
• SAS. 1989 . SAS/STAT User's Guide, Version 6, , 4th ed. , Vol. 2 , 846 pp Cary, NC : SAS Institute Inc. .
   Google Scholar
• Sullivan , R. M. and O'Rourke , P. K.O. 1997 . A comparasion of once- and twice-yearly weaning of an extensive herd in northern Australia 1. Cow live weights, mortalities and fertility . Aust. J. Exp. Agric , 37 : 279 – 286 .
   Google Scholar
• Thompson , J. A. , Magee , D. D. , Tomaszewski , M. A. , Wilks , D. L. and Fourdraine , R. 1996 . II. Management of summer infertility in Texas Holstein dairy cattle . Theriogenology , 46 : 547 – 558 .
   PubMed Web of Science ®Google Scholar
• Vera , R. R. , Ramirez , C. A. and Ayala , H. 1993 . Reproduction in continuously underfed Brahman cows . Anim. Prod. , 57 : 193 – 198 .
   Google Scholar
• Wells , P. L. , Holness , D. H. , Mccabe , C. T. and Lishman , A. W. 1986 . Fertility in the Africander cow. 3. Once a day suckling and its effect on the pattern of resumption of ovarian activity and conception rate in early lactation . Anim. Reprod. Sci. , 12 : 1 – 12 .
   Web of Science ®Google Scholar
• Zemjanis , R. 1974 . Reproducción Animal, Diagnostice y Técnicas Terapéuticas , México, D.F. : Ed. Limusa .
   Google Scholar