Livestock Studies
1971, Vol 11, Num, 1-2 (Pages: 040-044)
Testing balls for fertility
Adnan ÖZKOCA
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33 bulls were tested for fertility in a survey conducted by. A.I. center in İstanbul. The rating of the 33 bulls are % 75.7 satisfactory, % 15.1 questionable, and % 9.09 cull.
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