青藏高原东缘玛曲沙化高寒草地土壤理化性质

李世龙

Soil physicochemical properties of alpine grasslands under different desertification degrees in Maqu， Gansu， China

Shilong Li

图1 高寒草地不同深度土壤颗粒组成随沙化程度的变化

Fig.1 Variation of soil particle composition at different depths of grassland with the desertification degree