Zobrazeno 1 - 2
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pro vyhledávání: '"Jochen Wolf"'
Publikováno v:
Journal of Dairy Science. 97:1092-1106
Improving the feed efficiency of dairy cattle has a substantial effect on the economic efficiency and on the reduction of harmful environmental effects of dairy production through lower feeding costs and emissions from dairy farming. To assess the ec
Publikováno v:
Preventive Veterinary Medicine. 77:48-64
Data on clinical mastitis (CM) collected between 1996 and 2003 on five Holstein dairy farms in the Czech Republic were analyzed. Lactational incidences of CM, averaged across farms and calculated only from cows with complete lactations, were 0.35, 0.