The Congo red reaction in bacteria and its usefulness in the identification of rhizobia.
D003224:Congo Red; D003470:Culture Media; D007477:Ions / Q000494:pharmacology; D008274:Magnesium / Q000494:pharmacology; D009566:Nitrates / Q000494:pharmacology; D012231:Rhizobium / Q000302:isolation & purification*; D013696:Temperature
D003470:Culture Media; D007477:Ions; D009566:Nitrates; D003224:Congo Red; D008274:Magnesium