AN ANALYSIS ON THE AREAL PRODUCTION SYSTEM OF AGRICULTURE IN NORTHWEST SHANDONG PROVINCE
Yao Jianqu, Jiang Dehua
JOURNAL OF NATURAL RESOURCES ›› 1991, Vol. 6 ›› Issue (1) : 13-21.
AN ANALYSIS ON THE AREAL PRODUCTION SYSTEM OF AGRICULTURE IN NORTHWEST SHANDONG PROVINCE
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