Research Journal of Biological Sciences

Year: 2009
Volume: 4
Issue: 1
Page No. 59 - 63

Prediction of Days Open of First Three Lactation Periods from First Milk Yield, Days in Milk and Calving Age and its Effect on Improving the Economic Performance of the Herd

Authors : Reza Seyedsharifi , Ali Reza Falah Kheir and Morad-Pasha Eskandari-Nasab

References

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