国际粮食贸易影响下东北黑土地生产压力变化与保护策略 |
邓祥征, 梁立, 廖晓勇, 刘玉洁, 李志慧, 岳天祥, 董金玮, 孙志刚, 陈明星 |
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 |
图1 2000—2020年东北黑土地粮食(玉米、稻谷、大豆)生产耕地压力指数及变化 |
Fig. 1 Cropland pressure index and its change of grain production (corn, rice, soybean) in the black soil region of Northeast China during 2000-2020 |
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