Comparison of genetic gains per year for carcass traits among breeding programs in the Japanese Brown and the Japanese Black cattle1

The breeding program for beef cattle in Japan has changed dramatically over 4 decades. Visual judging was done initially, but progeny testing in test stations began in 1968. In the 1980s, the genetic evaluation program using field records, so-called on-farm progeny testing, was first adopted in Oita...

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Veröffentlicht in:	Journal of animal science 2006-02, Vol.84 (2), p.317-323
Hauptverfasser:	Sasaki, Y., Miyake, T., Gaillard, C., Oguni, T., Matsumoto, M., Ito, M., Kurahara, T., Sasae, Y., Fujinaka, K., Ohtagaki, S., Dougo, T.
Format:	Artikel
Sprache:	eng
Schlagworte:	Animal populations Beef Cattle Comparative studies Genetics Shipments
Online-Zugang:	Volltext
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