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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1a(), 陆文家1a, 南益聪2,3, 牛富荣1b, 鱼小军1a, 白冰心4, 石亚飞1a()
Effects of sand-fixing age on soil seed bank and its relationship with aboveground vegetation in Shapotou Desert
Le Wang1a(), Wenjia Lu1a, Yicong Nan2,3, Furong Niu1b, Xiaojun Yu1a, Bingxin Bai4, Yafei Shi1a()

图3. 不同固沙年限土壤种子库与地上植被间相似性(A)和群落演替系数变化趋势(B)
注:不同大写字母表示不同固沙年限土壤种子库与地上植被之间Sorensen相似性差异显著(P<0.05),不同小写字母表示不同固沙年限土壤种子库与地上植被之间Sorensen′相似性差异显著(P<0.05)

Fig.3. Trends in the similarity between the soil seed bank and aboveground vegetation (A) and changes in the community succession coefficient (B) across different sand-fixation years