Characteristics of soil organic nitrogen component of degraded land with different vegetation restoration ages
GUO Baoling,ZHENG Xiangzhou,YU Juhua,DING Hong,LUO Shezhou,ZHANG Yushu
Ecology and Environmental Sciences . 2021, (1): 92 -99 .  DOI: 10.16258/j.cnki.1674-5906.2021.01.011

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