生态脆弱区资源型城市农业生态系统的能值分析—

李俊莉, 曹明明

Emergy Analysis of Agro-ecosystem of Resource-based City in Vulnerable Eco-regions ——A Case of Yulin City

LI Jun-Li, CAO Ming-Ming

中国农业科学 . 2012, (12): 2552 -2560 . DOI: 10.3864/j.issn.0578-1752.2012.12.026