abstract |
FIELD: biotechnologies. n SUBSTANCE: nutritive medium contains potassium dihydrophosphate, potassium hydrophosphate, magnesium sulphate heptahydrate, sodium chloride, calcium sulphate dihydrate, sodium molybdate, iron(II) sulphate, saccharose, bentonite and water. n EFFECT: invention allows increasing growth rate of phosphate-mobilising microorganisms without any change of growth rate of nitrogen-fixing microorganisms. n 1 tbl, 12 ex |