土壤-牧草氮素供需状况变化对高寒草甸植被演替与草地退化的影响
曹广民, 吴琴, 李东, 胡启武, 李月梅, 王溪
Effects of nitrogen supply and demand status of soil and herbage system on vegetation succession and grassland degradation in alpine meadow
CAO Guangmin, WU Qin, LI Dong, HU Qiwu, LI Yuemei, WANG Xi
生态学杂志
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2004, (6): 25
-28
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