This dissertation provides base for determining the trends on the change of regional planting structure, so that government can employ right policy and measures to facilitate regional specialization.
本研究为判别这一时期种植业区域结构变动趋势，选择促进区域分工的政策取向提供了依据。
This dissertation provides base for determining the trends on the change of regional planting structure, so that government can employ right policy and measures to facilitate regional specialization.
本研究为判别这一时期种植业区域结构变动趋势，选择促进区域分工的政策取向提供了依据。
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