grain supply-demand 粮食供需
Grain supply and demand 粮食供求格局
the grain supply and demand 粮食供求
Shaanxi grain supply and demand 陕西粮食供求
With the economic development and population growth, the reduction of cultivated land quantity and cultivated land quality deterioration has already become a pair of unavoidable contradictions with expanding of grain demand rapidly.
随着我国经济发展与人口增长,耕地数量减少、耕地质量下降与粮食需求量迅速扩张已经成为一对不可避免的矛盾。
参考来源 - 耕地变化对粮食生产能力的影响评价·2,447,543篇论文数据,部分数据来源于NoteExpress
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