Böngészés szerző szerint "Neidhart, Martina"
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Effect of keeping system on fertility and milk production in small dairy farms (<100 cows) in Switzerland and a large scale dairy farm (>500 cows) in Hungary
Neidhart, Martina (2010)Due to the higher milk yield and thus shorter estrus and lower fertility, the heat of the Hungarian Holstein cow is more difficult to detect and needs a higher amount of AI/ pregnancy as the Swiss dairy cows. Contributing ...