Research on changes in grain production pressure and protection strategies in the black soil region of Northeast China under the influence of international grain trade
DENG Xiang-zheng, LIANG Li, LIAO Xiao-yong, LIU Yu-jie, LI Zhi-hui, YUE Tian-xiang, DONG Jin-wei, SUN Zhi-gang, CHEN Ming-xing
JOURNAL OF NATURAL RESOURCES ›› 2022, Vol. 37 ›› Issue (9) : 2209-2217.
Research on changes in grain production pressure and protection strategies in the black soil region of Northeast China under the influence of international grain trade
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