Semen test
Semen test. BULL BREEDING SOUNDNESS EXAMINATION B.B.S.E. FERTILE. 50 NORMAL, CYCLING, DISEASE FREE COWS 60% (In 3 weeks) and 90% (In 9 weeks) PREGNANT AT 42 DAYS. multifactorial. COW BULL. CYCLING. Nutrition Days since calving Age of puberty. COW.
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