2006•Livestock and Poultry IndustryRequires access
Three-Element Crossbreed for Yak's Improvement
Xiang‐Dong Zi
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Abstract
The adaptability of yak to high and cold conditions is rather favorable, but its breed is low. The methods occur many problem that traditionally Tibet cattle×yak, natural mating between imported breed and local yak, freezing sperm and artificial fertilization. Three-element crossbreed have resolved these problems in a way, lower rates such as fecundation, reproduce, survivance of calf, and that heterosis is notable, which has become another route for yak's improvement.