[Bacterial count and vitamin B 12 content in active silt].
D001419:Bacteria / Q000302:isolation & purification* / Q000378:metabolism; D008722:Methods; D008837:Micrococcus / Q000302:isolation & purification; D011549:Pseudomonas / Q000302:isolation & purification; D012988:Soil Microbiology; D014805:Vitamin B 12 / Q000032:analysis*
D014805:Vitamin B 12
Kil'kist' bakteriĭ ta vmist vitaminu B 12 a aktyvnomu muli.