【慢生根瘤菌属】
慢生根瘤菌属（学名：Bradyrhizobium）为生丝微菌目硝化杆菌科的一属好氧或兼性厌氧发酵型革兰氏阴性杆菌。杆状。细菌在寄主植物的根部膨大生成根瘤，可将大气氮固定到结合状态氮（氨）为寄主植物所利用。有的菌株在特定条件下以游离状态固定大气氮。此属的模式种为大豆慢生根瘤菌(Bradyrhizobium japonicum)。
==下属物种==
* Bradyrhizobium algeriense Ahnia et al., 2019
* Bradyrhizobium americanum Ramírez-Bahena et al., 2017
* Bradyrhizobium amphicarpaeae Bromfield et al., 2019
* Bradyrhizobium arachidis Wang et al., 2015
* Bradyrhizobium archetypum Helene et al., 2020
* Bradyrhizobium australiense Helene et al., 2020
* Bradyrhizobium betae Rivas et al., 2004
* Bradyrhizobium cajani Araújo et al., 2017
* Bradyrhizobium canariense Vinuesa et al., 2005
* Bradyrhizobium centrosemae Ramírez-Bahena et al., 2017
* Bradyrhizobium centrosematis corrig. Ramírez-Bahena et al., 2017
* Bradyrhizobium cosmicum Wasai-Hara et al., 2020
* Bradyrhizobium cytisi Chahboune et al., 2011
* Bradyrhizobium daqingense Wang et al., 2013
* Bradyrhizobium denitrificans (Hirsch and Müller 1986) van Berkum et al., 2011
* Bradyrhizobium diazoefficiens Delamuta et al., 2013
* Bradyrhizobium elkanii Kuykendall et al., 1993
* Bradyrhizobium embrapense Delamuta et al., 2015
* Bradyrhizobium erythrophlei Yao et al., 2015
* Bradyrhizobium ferriligni Yao et al., 2015
* Bradyrhizobium frederickii de Oliveira Urquiaga et al., 2019
* Bradyrhizobium ganzhouense Lu et al., 2014
* 广东慢生根瘤菌 Bradyrhizobium guangdongense Li et al., 2015
* 广西慢生根瘤菌 Bradyrhizobium guangxiense Li et al., 2015
* Bradyrhizobium hipponense Rejili et al., 2020
* Bradyrhizobium huanghuaihaiense Zhang et al., 2012
* Bradyrhizobium icense Durán et al., 2014
* Bradyrhizobium ingae Da Silva et al., 2014
* Bradyrhizobium iriomotense Islam et al., 2010
* Bradyrhizobium ivorense Fossou et al., 2020
* 大豆慢生根瘤菌 Bradyrhizobium japonicum (Kirchner 1896) Jordan 1982
* Bradyrhizobium jicamae Ramírez-Bahena et al., 2009
* Bradyrhizobium kavangense Grönemeyer et al., 2015
* Bradyrhizobium lablabi Chang et al., 2011
* Bradyrhizobium liaoningense Xu et al., 1995
* Bradyrhizobium lupini (Schroeter 1886) Peix et al., 2015
* Bradyrhizobium manausense Silva et al., 2014
* Bradyrhizobium mercantei Helene et al., 2017
* Bradyrhizobium murdochi Helene et al., 2020
* Bradyrhizobium namibiense Grönemeyer et al., 2017
* Bradyrhizobium nanningense Li et al., 2020
* Bradyrhizobium neotropicale Zilli et al., 2014
* Bradyrhizobium niftali Klepa et al., 2019
* Bradyrhizobium nitroreducens Jang et al., 2020
* Bradyrhizobium oligotrophicum (Ohta and Hattori 1985) Ramírez-Bahena et al., 2013
* Bradyrhizobium ottawaense Yu et al., 2014
* Bradyrhizobium pachyrhizi Ramírez-Bahena et al., 2009
* Bradyrhizobium paxllaeri Durán et al., 2014
* Bradyrhizobium retamae Guerrouj et al., 2014
* Bradyrhizobium rifense Chahboune et al., 2014
* Bradyrhizobium ripae Bünger et al., 2018
* Bradyrhizobium shewense Aserse et al., 2018
* Bradyrhizobium stylosanthis Delamuta et al., 2016
* Bradyrhizobium subterraneum Grönemeyer et al., 2015
* Bradyrhizobium symbiodeficiens Bromfield et al., 2020
* Bradyrhizobium tropiciagri Delamuta et al., 2015
* Bradyrhizobium vignae Grönemeyer et al., 2016
* Bradyrhizobium viridifuturi Helene et al., 2015
* Bradyrhizobium yuanmingense Yao et al., 2002
==参考文献==
* LPSN - List of Prokaryotic names with Standing in Nomenclature