Practical Problems in Crossbreeding Experiments with Special Reference to the Experimental Crossbreeding between Japanese Black and Friesian Cattle
نویسندگان
چکیده
منابع مشابه
Crossbreeding Beef Cattle
Virginia Cooperative Extension programs and employment are open to all, regardless of race, color, national origin, sex, religion, age, disability, political beliefs, sexual orientation, or marital or family status. An equal opportunity/affirmative action employer. Issued in furtherance of Cooperative Extension work, Virginia Polytechnic Institute and State University, Virginia State University...
متن کاملPractical Crossbreeding Programs for Beef Cattle in Florida
Introduction While there are many types of crossbreeding systems possible, the ones most likely to be useful and practical for use in Florida are some form of a rotational crossbreeding system or, in small herds and a few specialized systems, a terminal crossbreeding program. A third option, the rota-terminal, combines both systems and could also be considered for more intensively managed opera...
متن کاملAn overview of crossbreeding in beef cattle with reference to the Southern African situation
An increasing number of commercial beef producers direct themselves to crossbreeding systems in which crossbred animals have higher merit in reproduction, growth and end product. It has been claimed that heterosis in a sound crossbreeding program could increase the productivity in the beef cow herd by as much as 26% over a comparable straight breeding program. The availability of diverse beef c...
متن کاملCrossbreeding of Cattle in Sri Lanka
SUMMARY. Lanka is an island in the tropics having a cattle population of Srl .1lion. In order to improVe the productivity of these animals ml trials tjere initiated about 2-3 decades ag<l).
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ژورنال
عنوان ژورنال: Nihon Chikusan Gakkaiho
سال: 1958
ISSN: 1346-907X,1880-8255
DOI: 10.2508/chikusan.29.251