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Determination of organic components of milk as method for evaluating energy status of dairy cows / Određivanje organskih sastojaka mleka kao metoda ocene energetskog statusa mlečnih krava
(University of Belgrade - Faculty of Veterinary Medicine, Belgrade, 2010)
The objective of the investigations described in this work was to determine the energy status and to make recommendations for correcting the cow diet at a farm of high-yield dairy cows, on the grounds of values for the ...
The influence of age at first fertilization on some reproductive and performance traits of Simmental cows in first three lactations / Uticaj uzrasta pri prvoj oplodnji na neke reproduktivne i proizvodne osobine krava simentalske rase u prve tri laktacije
(Institute for Animal Husbandry, Belgrade, 2002)
Certain reproductive and performance traits of Simmental cows, as well as the demonstration of those traits depending on the effect of age at first fertilization, were investigated. The investigation included 606 cows, ...