@inproceedings{paperid:1022914, author = {Danesh Mesgaran, Mohsen and Jahani Azizabadi, Hossein and Vakili, Seyed Alireza and K. Rezayazdi}, title = {Effect of various semi-arid medicinal plant essential oils on in vitro ruminal methane emission and feed fermentation efficiency.}, booktitle = {ADSA-ASAS 2011 Joint Annual Meeting}, year = {2011}, location = {USA}, keywords = {methane; essential oil; fermentation efficiency}, }