近40年黑龙江省两大平原土壤有机质时空变化规律 |
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杨贺平, 赵小静, 孙江军 | |||||||||||||||||||||
Spatiotemporal changes of soil organic matter in the Songnen and Sanjiang plains of Heilongjiang Province over 40 years |
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YANG He-Ping, ZHAO Xiao-Jing, SUN Jiang-Jun | |||||||||||||||||||||
表1 1980~2020年黑龙江省两大平原表层土壤(0~20 cm)SOM含量参数统计 |
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Table 1 Statistics of SOM content in surface soil (0~20 cm) in the two great plains of Heilongjiang Province from 1980 to 2020 |
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