土地资源安全
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agricultural land resources security 农用地资源安全
cultivated land resources security 耕地资源安全
land and resources security 国土资源安全
·2,447,543篇论文数据，部分数据来源于NoteExpress
The implication of agricultural land resources security and its causes were analyzed. The standard plot system of agricultural land classification and its function were discussed.
该文首先分析了农用地资源安全的含义及其产生原因，论述了农用地分等标准样地体系及其基本功能；
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