تحميل...
Culling patterns in selected Minnesota swine breeding herds.
This investigation was conducted to study culling patterns in swine breeding herds. Data were obtained from 89 Minnesota swine breeding herds and included 5918 sows and 1324 gilts for a total of 7242 culled femaled. Each producer was involved for 12 consecutive months. They were asked to record ever...
محفوظ في:
| المؤلفون الرئيسيون: | , , |
|---|---|
| التنسيق: | Artigo |
| اللغة: | Inglês |
| منشور في: |
1987
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| الموضوعات: | |
| الوصول للمادة أونلاين: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1255374/ https://ncbi.nlm.nih.gov/pubmed/3453273 |
| الوسوم: |
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