西北沙区梭梭根系深色有隔内生真菌等微生物时空分布及对根际土壤环境的响应

赵昕,高慧利,龙俊萌,刘燕霞,李夏,贺学礼

Spatial and temporal distribution and the response to rhizosphere soil environment of dark septate endophyte and other microorganisms in roots of Haloxylon ammodendron in sand area of Northwest China

ZHAO Xin,GAO Hui-Li,LONG Jun-Meng,LIU Yan-Xia,LI Xia,HE Xue-Li

表6 季节和样地对梭梭根际土壤微生物类群影响的双因素方差分析

Table 6 Two-way variance analysis of the effects of season and sampling site on soil microbial communities in the rhizosphere soils of Haloxylon ammodendron

土壤微生物类群 Soil microbial communities 季节 Season 样地 Sampling site 季节×样地 Season×sampling site F P F P F P 土壤真菌Soil fungi 12.475 0.001 0.049 0.829 1.592 0.244 AM真菌AM fungi 3.62 0.059 0.168 0.69 0.023 0.977 放线菌Actinomycetes 11.325 0.002 0.637 0.44 0.696 0.518 革兰氏阴性细菌 Gram negative bacteria 65.686 P<0.001 0.002 0.964 0.128 0.881 革兰氏阳性细菌 Gram positive bacteria 43.242 P<0.001 0.425 0.527 0.123 0.885