cultivated land quantity change 耕地数量变化
cultivated land quantity changes 耕地数量变化
The purpose of this study is to analyze the driving factors of cultivated land quantity variation and find its change mechanism in Heilongjiang Province.
影响耕地数量变化的因素错综复杂，简单的回归分析不易得到满意的模型结果。
The loss of the amount of cultivated land includes not only the dominant loss caused by the absolute reduction in quantity, but also the recessive loss caused by the whole quality decrease.
耕地数量的流失不仅包括耕地绝对数量减少导致的显性流失，还包括耕地整体质量下降导致的隐性流失。
It has become the urgent requirement of current land management that Cultivated land requisition-compensation balance from quantity balance to quantity-quality.
占补平衡实现由数量平衡向数量-质量平衡管理的升级，已成为当前土地管理的迫切要求。
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