Epie, Kenedy E., Arja Santanen, Pirjo S.A. Mäkelä, and Frederick Stoddard. “Fertilizer and Intercropped Legumes As Nitrogen Source for Jerusalem Artichoke (Helianthus Tuberosus L.) Tops for Bioenergy”. Agricultural and Food Science 27, no. 3 (September 30, 2018): 199–205. Accessed March 29, 2024. https://journal.fi/afs/article/view/70110.