Effect of nitrogen fertilization on the protein quality of timothy grass and silage

by Liisa Syrjälä-Qvist, Eeva Pekkarinen, Jouko Setälä
Published 1984-09-01

Field peas as a protein source for high-production dairy cows on grass silage and hay based feeding

by Liisa Syrjälä-Qvist, Jouko Setälä, Mikko Tuori
Published 1981-08-01