The effect of improvement crossing in Slovak Pinzgau breed on economy of milk and meat production

aliment pour animaux beef cattle bovin de boucherie bovin laitier costos costs csfr culling dairy cattle feeds gain de poids ganado de carne ganado de leche ganancia de peso ganancias meat yield milk yield multipurpose breeds piensos precios prices prix profit race mixte razas mixtas reforme rendement en viande rendement laitier rendimiento lechero rfcs rfts weight gain