Comprasion of Finnish Ayrshire, Friesian and Finncattle on grass silage-cereal and hay-urea-cereal diets : 4. Energy and protein balances, and feed utilization during the first three production years - Ettala, Elsi; Virtanen, Erkki (Agricultural Research Centre, 1990)
Sarja Kotieläimet n:o 95
Keywords: Ko; lypsykarja; lypsykarjarodut; säilörehu; ruokinta; heinät; urea; rehunkäyttökyky; dairy cows; dairy breeds; grass silage feeding; hay feeding; urea feeding; home-grown feedstuffs; feed utilization