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Why is it getting more difficult to successfully artificially inseminate dairy cows?
Successfully using artificial insemination (AI) is defined as getting cows pregnant when the farmer wants them in-calf and making the best use of appropriate genetic potential. Over the past 30 to 50 years, the percentage of animals in oestrus that stand-to-be-mounted (STBM) has declined from 80% to...
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| Main Authors: | , , , , |
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| Format: | Artigo |
| Jezik: | Inglês |
| Izdano: |
2008
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| Teme: | |
| Online dostop: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2854809/ https://ncbi.nlm.nih.gov/pubmed/20396609 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1017/S175173110800236X |
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