内蒙古大青山干旱生态系统两种典型灌木根际丛枝菌根真菌多样性研究

来源 :中国菌物学会2015年学术年会 | 被引量 : 0次 | 上传用户:aoyun2000
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  丛枝菌根真菌(arbuscular mycorrhizal fungi,AMF)有助于宿主植物在干旱生态系统中的生存和生长。我们的目的是评估生长在大青山阳坡的灌木铁线莲(Clematis fruticosa)和阴坡的土庄绣线菊(Spiraeapubescens)根际土壤中的AMF 多样性,并找到影响AMF 分布的主要土壤理化因子,期望能够从AMF 的角度来解释为什么灌木铁线莲生长在阳坡,而土庄绣线菊却逐渐退化到阴坡。
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