Weaning-to-service interval in primiparous sows and its relationship with longevity and piglet production
Autor: | Tantasuparuk, W, Lundeheim, N, Dalin, A.-M, Kunavongkrit, A, Einarsson, S * |
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Zdroj: | In Livestock Production Science 2001 69(2):155-162 |
Databáze: | ScienceDirect |
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