A novel Azospirillum vistecanum strain from methane digestate promotes plant growth via indole-3-acetic acid biosynthesis. - Moomthong S; Woraruthai T; Tirapanampai C; Rungjroenchaiwat S; Kruasuwan W; Uthaipaisanwong P; Kusonmano K; Jenjaroenpun P; Wongsurawat T; Wongnate T (Applied microbiology and biotechnology, 2026)