Associations between Peak Yield and Peak Day with Productive and Reproductive Traits of Holstein-Friesian Dairy Cows in Egypt
Data of 3251 lactation records for the first five lactations of 1022 Holstein-Friesian dairy cows at Alex-Kobenhagen farm during the period from 2000 to 2010 were used to determine the associations between levels of peak yield and peak day with some productive and reproductive traits. The data of pe...
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| Hlavní autor: | |
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| Médium: | Artigo |
| Jazyk: | Árabe |
| Vydáno: |
Mansoura University, Faculty of Agriculture
2017-02-01
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| Edice: | Journal of Animal and Poultry Production |
| Témata: | |
| On-line přístup: | https://jappmu.journals.ekb.eg/article_45754_dadd54ac90cf2166691b4c67df5108f7.pdf |
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