短語詞組短語associative symbiotic nitrogen bacteria 聯(lián)合固氮菌isolation of symbiotic bacteria 共生菌分離Symbiotic bacteria toxin 共生菌毒素non -symbiotic bacteria [微]非共生細(xì)菌symbiotic nitrogen fixation bacteria 共生性氮固定細(xì)菌symbiotic bacteria of nematodes 線蟲共生菌entomopathogenic nematode symbiotic bacteria 昆蟲病原線蟲共生菌identification of symbiotic bacteria 共生菌鑒定intracellular symbiotic bacteria 細(xì)胞內(nèi)共生菌 返回 symbiotic bacteria