偏关县
- 网络Pianguan;pianguan county
偏关县-
山西省偏关县退耕还林地物种多样性及其保护
Biodiversity of Returning Farmland to Forest Area and Its Protect in Pianguan County
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偏关县辖镇。
Pianguan County town jurisdiction .
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偏关县退耕还林（草）工程与区域经济发展的关联分析
A Relative Analysis on Returning Farmland to Forest ( Grass ) Engineering and Regional Economic Development of Pianguan County