黑土保护与粮食安全背景下齐齐哈尔市国土空间优化调控路径 |
付晶莹, 郜强, 江东, 林刚 |
Optimal regulation of spatial planning in the context of black soil preservation and food security in Qiqihar |
FU Jingying, GAO Qiang, JIANG Dong, LIN Gang |
图4 2010—2018年齐齐哈尔黑土质量变化 |
Fig. 4 Changes of black soil quality in Qiqihar from 2010 to 2018 |
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