Syrjälä-Qvist, Liisa, Eeva Pekkarinen, and Jouko Setälä. “Effect of Nitrogen Fertilization on the Protein Quality of Timothy Grass and Silage”. Agricultural and Food Science 56, no. 3 (September 1, 1984): 193–198. Accessed November 23, 2024. https://journal.fi/afs/article/view/72171.