Driving forces of "poplar expansion and cropland shrinkage" in the North China Plain:A case study of Wen'an County,Hebei Province
ZHAO Yu-luan, LI Xiu-bin, XIN Liang-jie, HAO Hai-guang
GEOGRAPHICAL RESEARCH ›› 2012, Vol. 31 ›› Issue (2) : 323-333.
Driving forces of "poplar expansion and cropland shrinkage" in the North China Plain:A case study of Wen'an County,Hebei Province
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