Vitamin B12 production by microorganisms isolated from poultry house litter and droppings.
HALBROOK
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D000818:Animals; D001419:Bacteria; D008460:Meat; D011200:Poultry; D014805:Vitamin B 12; D014803:Vitamin B Complex
D014803:Vitamin B Complex; D014805:Vitamin B 12
MICRO-ORGANISMS; VITAMIN B12