陕北风沙草滩区覆膜对玉米根际土壤微生物群落的影响

李佳奇, 史建国, 陈启航, 常风云, 段义忠, 柴乖强, 贾磊, 陈涛

Effects of Film Mulching on Rhizosphere Soil Microbial Community of Maize in Wind-Sand Grassy Beach Area of Northern Shaanxi Province

Li Jiaqi, Shi Jianguo, Chen Qihang, Chang Fengyun, Duan Yizhong, Chai Guaiqiang, Jia Lei, Chen Tao

表4 不同覆膜条件下各样品细菌在属分类水平的占比

Table 4 The proportion of bacteria in each sample at the genus level under different film mulching treatments %

处理 Treatment 样品 Sample 未确定 Unidentified 未分类 Unclassified 未培养菌 Uncultured-bacterium MND1 嗜盐粘细菌 Haliangium 杆菌属 Metagenome RB41 溶杆菌属 Lysobacter 鞘脂单胞菌属 Sphingomonas 其他 Others M M1 23.37 18.90 11.07 2.20 1.57 1.53 1.31 0.84 1.06 38.15 M2 25.68 18.13 10.62 2.28 1.82 1.69 1.79 0.78 1.09 36.14 M3 22.13 18.22 10.84 1.73 1.46 1.46 1.29 0.84 1.10 40.95 均值 23.72 18.42 10.84 2.07 1.61 1.56 1.46 0.82 1.08 38.41 T T1 21.99 19.00 9.52 2.15 1.72 1.55 1.74 1.77 0.98 39.58 T2 21.43 18.69 10.15 1.95 1.42 1.24 0.87 1.24 0.93 42.08 T3 21.62 18.59 11.01 1.79 1.32 1.25 1.18 1.02 0.94 41.30 均值 21.68 18.76 10.23 1.96 1.49 1.34 1.26 1.34 0.95 40.98