Azospirillum halopraeferens

{{Short description|Species of bacterium}}

{{Taxobox

| domain = Bacteria

| phylum = Pseudomonadota

| classis = Alphaproteobacteria

| ordo = Rhodospirillales

| familia = Azospirillaceae

| genus = Azospirillum

| species = Azospirillum halopraeferens

| species_authority = Reinhold et al., 1987

}}

Azospirillum halopraeferens is a species of nitrogen-fixing bacteria associated with the roots of Diplachne fusca and black mangrove.{{cite journal|last1=Puente|first1=M|title=Root-surface colonization of black mangrove seedlings by Azospirillum halopraeferens and Azospirillum brasilense in seawater|journal=FEMS Microbiology Ecology|volume=29|issue=3|year=1999|pages=283–292|issn=0168-6496|doi=10.1016/S0168-6496(99)00023-9|doi-access=free}}{{cite journal|last1=Reinhold|first1=B.|last2=Hurek|first2=T.|last3=Fendrik|first3=I.|last4=Pot|first4=B.|last5=Gillis|first5=M.|last6=Kersters|first6=K.|last7=Thielemans|first7=S.|last8=De Ley|first8=J.|title=Azospirillum halopraeferens sp. nov., a Nitrogen-Fixing Organism Associated with Roots of Kallar Grass (Leptochloa fusca (L.) Kunth)|journal=International Journal of Systematic Bacteriology|volume=37|issue=1|year=1987|pages=43–51|issn=0020-7713|doi=10.1099/00207713-37-1-43|doi-access=free}} It is microaerophilic and its type strain is Au 4 (= LMG 7108 =DSM 3675).