Jaakkola, Antti. “Effect of Soil Moisture on the Ability of Italian Rye Grass (Lolium Multiflorum Lam.) to Reduce an Injurious Content of Nitrate Nitrogen in Soil”. Agricultural and Food Science 46, no. 3 (September 1, 1974): 156–166. Accessed July 17, 2024. https://journal.fi/afs/article/view/71893.