Citation: J. Juszczak et al., The dynamics of changes in performance indices in a holstein-friesian cross-breed cow herd, MED WETER, 57(4), 2001, pp. 284-287
Authors:
Juszczak, J
Erhardt, G
Kuczaj, M
Zieminski, R
Panicke, L
Citation: J. Juszczak et al., Relations between genetic variants of kappa-casein and beta-lactoglobulin and performance of Black and White and Polish Red cattle, ARCH TIER, 44(3), 2001, pp. 239-249