Agricultural and Food Science - Selaus asiasanan mukaan "genetic trend"
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Estimation of genetic parameters and genetic change for stillbirth in Iranian Holstein cows: a comparison between linear and threshold models
Agricultural and Food Science : 4 (MTT Agrifood Research FinlandThe Scientific Agricultural Society of Finland, 2011)Data on stillbirth from the Animal Breeding Center of Iran collected from January 1990 to December 2007 and comprising 668810 Holstein calving events from 2506 herds were analyzed. Linear and threshold animal and sire ...