Estimation of Greenhouse Gas Emissions in Scaled Crop-Livestock Integrated Farms in North China Plain
SHI Peng-fei, ZHENG Yuan-yuan, YANG Dong-yu, DANG Jing, WANG Gui-yan
Journal of Ecology and Rural Environment . 2017, (3): 207 -214 .  DOI: 10.11934/j.issn.1673-4831.2017.03.003