Effect of herd, parity, stage of lactation and milk yield on urea concentration in milk

Jilek, F ; Rehak, D ; Volek, J ; Stipkova, M ; Nemcova, E ; Fiedlerova, M ; Rajmon, R ; Svestkova, D

Czech Academy of Agricultural Sciences

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Relationships among milk yield, body weight, and reproduction in Holstein and Czech Fleckvieh cows

Rehak, D., Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic) ; Volek, J., Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic) ; Barton, L., Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic) ; Vodkova, Z., Ceska Zemedelska Univ., Prague (Czech Republic). Katedra Veterinarnich Disciplin ; Kubesova, M., Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic) ; Rajmon, R., Ceska Zemedelska Univ., Prague (Czech Republic). Katedra Veterinarnich Disciplin

Czech Academy of Agricultural Sciences

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Relationships among body condition score, milk yield and reproduction in Czech Fleckvieh cows

Jilek, F.,Ceska Zemedelska Univ., Prague (Czech Republic). Katedra Veterinarnich Disciplin ; Pytloun, P.,Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic) ; Kubesova, M.,Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic) ; Stipkova, M.,Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic) ; Bouska, J.,Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic) ; Volek, J.,Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic) ; Frelich, J.,Jihoceska Univ., Ceske Budejovice (Czech Republic). Katedra Specialni Zootechniky ; Rajmon, R.,Ceska Zemedelska Univ., Prague (Czech Republic). Katedra Veterinarnich Disciplin

Czech Academy of Agricultural Sciences

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Effect of weaning calves from mother at different ages on their growth and milk yield of mothers

Kisac, P.,Centrum Vyskumu Zivocisnej Vyroby, Nitra (Slovak Republic) ; Broucek, J.,Centrum Vyskumu Zivocisnej Vyroby, Nitra (Slovak Republic) ; Uhrincat, M.,Centrum Vyskumu Zivocisnej Vyroby, Nitra (Slovak Republic) ; Hanus, A.,Centrum Vyskumu Zivocisnej Vyroby, Nitra (Slovak Republic)

Czech Academy of Agricultural Sciences

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Effects of fat-protein supplementation of diets for cows in early lactation on milk yield and composition

Strusinska, D.(University of Warmia and Mazury, Olsztyn (Poland). Dept. of Animal Nutrition and Feed Management) E-mail:danuta.strusinska@uwm.edu.pl ; Minakowski, D.(University of Warmia and Mazury, Olsztyn (Poland). Dept. of Animal Nutrition and Feed Management) ; Pysera, B.(University of Warmia and Mazury, Olsztyn (Poland). Dept. of Animal Nutrition and Feed Management) ; Kaliniewicz, J.(University of Warmia and Mazury, Olsztyn (Poland). Dept. of Animal Nutrition and Feed Management)

Czech Academy of Agricultural Sciences

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Genetic parameters for female fertility and milk production traits in first-parity Czech Holstein cows

Zink, V., Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic) ; Lassen, J., Aarhus Univ., Tjele (Denmark). Dept. of Genetics and Biotechnology ; Stipkova, M., Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic)

Czech Academy of Agricultural Sciences

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Genetic relationship between milk dry matter and other milk traits in extended lactations of Polish Holstein cows

Yazgan, K.,Harran Univ., Sanliurfa (Turkey). Dept. of Animal Science ; Makulska, J.,Agricultural Univ., Krakow (Poland). Dept. of Cattle Breeding ; Weglarz, A.,Agricultural Univ., Krakow (Poland). Dept. of Cattle Breeding ; Ptak, E.,Agricultural Univ., Krakow (Poland). Dept. of Genetics and Animal Breeding ; Gierdziewicz, M.,Agricultural Univ., Krakow (Poland). Dept. of Genetics and Animal Breeding

Czech Academy of Agricultural Sciences

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Milk performance of dairy cows supplemented with rapeseed oil, peanut oil and sunflower seed oil

Dai, X.J.,China Jiliang Univ., Hangzhou (China) ; Wang, C.,Zhejiang Agriculture and Forestry Univ., Hangzhou (China) ; Zhu, Q.,Xiuzhou Municipal Bureau of Livestock Veterinary, Jiaxing (China)

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Associations between the bovine PPARGC1A gene and milk production traits

Kowalewska-Luczak, I.,West Pomeranian Univ. of Technology, Szczecin (Poland). Dept. of Genetics and Animal Breeding ; Kulig, H.,West Pomeranian Univ. of Technology, Szczecin (Poland). Dept. of Genetics and Animal Breeding ; Kmiec, M.,West Pomeranian Univ. of Technology, Szczecin (Poland). Dept. of Genetics and Animal Breeding

Czech Academy of Agricultural Sciences

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Feeding ruminally protected methionine to pre- and postpartum dairy cows: effect on milk performance, milk composition and blood parameters

Kudrna, V.,Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic) ; Illek, J.,Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic) ; Marounek, M.,Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic) ; Nguyen Ngoc, A.,Vyzkumny Ustav Zivocisne Vyroby, Prague (Czech Republic)

Czech Academy of Agricultural Sciences

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