Research Article
Emergy Evaluation of Two Agricultural Systems with Different Economic Surroundings in Liaoning Province of Northeast China
State Key Laboratory of Urban and Regional Ecology, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, China
Xiao Fu
Institute of Life Sciences, Qingdao University of Science and Technology, Qingdao 266042, China
Hong-Bo Shao
State Key Laboratory of Urban and Regional Ecology, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, China