固沙年限对沙坡头荒漠土壤种子库及其与地上植被关系的影响

王乐, 陆文家, 南益聪, 牛富荣, 鱼小军, 白冰心, 石亚飞

Effects of sand-fixing age on soil seed bank and its relationship with aboveground vegetation in Shapotou Desert

Le Wang, Wenjia Lu, Yicong Nan, Furong Niu, Xiaojun Yu, Bingxin Bai, Yafei Shi

图2 土壤种子库与地上植被多样性随固沙年限变化特征 注：图中A、C、E、G、I为地上植被多样性指数，B、D、F、H、J为土壤种子库多样性指数

Fig.2 Characteristics of soil seed bank and aboveground vegetation diversity with the duration of sand fixation