Factors Affecting Efficiency to Weaning in Angus, Charolais and Reciprocal Cross Cows
نویسندگان
چکیده
منابع مشابه
Growth Patterns of Angus, Charolais, Charolais • Angus and Holstein X Angus Cows from Birth to Maturity 1'2'3
Growth patterns of 182 cows [73 Angus (AA), 31 Charotais (CC), 38 Charolais x Angus (CA) and 40 Holstein x Angus (FA)] were studied from birth to maturi ty. Breed type significantly affected weight and condition at all ages. Crossbred cows were heavier than AA and lighter in weight than CC cows (P<.01) at all periods. Differences between CA and FA cows were small. The CA cows were somewhat heav...
متن کاملFactors Affecting Feed Efficiency of Dairy Cows
Feed efficiency (FE) is a concept that has gained popularity in recent years in the dairy industry. Monitoring FE is becoming a more common benchmark for monitoring the profitability of milk production relative to dry matter (DM) intake. In today’s markets, feeds and commodities are becoming more costly, which is driving the requirement for more efficient utilization to maintain profitability. ...
متن کاملBeef Production from Straightbreds and Reciprocal Crosses of Angus, Brahman, and Charolais Cattle
Mr. Peacock is a Professor of Animal Husbandry at the Agricultural Research Center, Ona. Dr. Koger is a Professor of Animal Genetics in the Animal Science Department, Gainesville. Dr. Hodges is a Professor of Agronomy at the Agricultural Research Center, Ona. Dr. Crockett is an Associate Professor of Animal Genetics at the Agricultural Research and Education Center, Belle Glade. Dr. Warnick is ...
متن کاملGenotype x environment interactions in milk yield and quality in Angus, Brahman, and reciprocal-cross cows on different forage systems.
Milk yield and quality were observed on 93 Angus, Brahman, and reciprocal-cross cows over 3 yr to evaluate the interactions of direct and maternal breed effects and heterosis with forage environment. Forage environments were common bermudagrass (BG), endophyte-infected tall fescue (E+), and a rotational system (ROT) of both forages, in which each forage (BG or E+) was grazed during its appropri...
متن کاملa framework for identifying and prioritizing factors affecting customers’ online shopping behavior in iran
the purpose of this study is identifying effective factors which make customers shop online in iran and investigating the importance of discovered factors in online customers’ decision. in the identifying phase, to discover the factors affecting online shopping behavior of customers in iran, the derived reference model summarizing antecedents of online shopping proposed by change et al. was us...
15 صفحه اولذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Journal of Animal Science
سال: 1976
ISSN: 0021-8812,1525-3163
DOI: 10.2527/jas1976.4361176x