PDF(884 KB)
An Analysis on the Ecological Value and Contribution of Agriculture in Tianjin City
GONG Qianwen, MU Xiangli, WANG Limao, ZHOU Hong, GU Shuzhong
Journal of Resources and Ecology ›› 2014, Vol. 5 ›› Issue (2) : 171-178.
PDF(884 KB)
PDF(884 KB)
An Analysis on the Ecological Value and Contribution of Agriculture in Tianjin City
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