生物炭耦合芽孢杆菌对小白菜根际养分及细菌群落的影响

李启彪, 张雪姣, 徐磊, 胡永华, 徐志军

Effects of Biochar Combined with Bacillus on Soil Nutrients and Bacterial Communities in the Rhizosphere of Pakchoi

Li Qibiao, Zhang Xuejiao, Xu Lei, Hu Yonghua, Xu Zhijun

图7 优势菌属与环境因子的冗余分析 OM：有机质，CEC：阳离子交换量，AN：碱解氮，AP：有效磷，AK：速效钾；Sph：鞘氨醇单胞菌属，Mas：马赛菌属，Bur：副伯克霍尔德氏菌属，Fla：黄色土壤杆菌属，Bry：苔藓杆菌属，Tep：中高温球形菌属，Sci：伯克霍尔德氏菌，Bra：慢生根瘤菌属，Gem：出芽单胞菌属，Muc：黏液杆菌属，Ram：沙壤土杆菌属，Cau：Candidatus_Udaeobacter属，Nit：硝化螺菌属，Bac：芽孢杆菌属，Cas：Candidatus_Solibacter属。

Fig.7 RDA analysis between dominant bacterial genus and environmental factors OM: organic matter, CEC: cation exchange capacity, AN: alkali hydrolyzed nitrogen, AP: available phosphorus, AK: available potassium. Sph: Sphingomonas, Mas: Massilia, Bur: Burkholderia_ Caballeronia_Paraburkholderia, Fla: Flavisolibacter, Bry: Bryobacter, Tep: Tepidisphaera, Sci: SC_I_84, Bra: Bradyrhizobium, Gem: Gemmatimonas, Muc: Mucilaginibacter, Ram: Ramlibacte, Cau: Candidatus_Udaeobacter, Nit: Nitrospira, Bac: Bacillus, Cas: Candidatus_Solibacter.