Purcell, Peter James, Tommy M. Boland, Martin O’Brien, and Pádraig O’Kiely. “In Vitro Rumen Methane Output of Forb Species Sampled in Spring and Summer”. Agricultural and Food Science 21, no. 2 (June 5, 2012): 83–90. Accessed November 22, 2024. https://journal.fi/afs/article/view/4811.