highly significantP ≤ 0.001
A multiple group comparison of microbial species among CK, BT, and RT treatments showed that 8 microbial genera exhibited highly significant differences ( P ≤ 0.001) across treatments, including Luteitalea, Rokubacteria, Sphingomonas, Arthrobacter, Nitrospira, Gemmatimonas, Tectomicrobia , and Solibacter .