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The presented work stands for an overview summarizing the main chemical characteristics of manganese substantively influencing its behavior in the environment. The work includes data about natural sources and anthropogenic discharges of manganese and highlights the development in fractional analysis utilizing extraction procedures. The review gives(More)
Under conditions of submerged fermentation of Bacillus licheniformis strain L-3 in 15-L MBR-Schulzer bioreactor, the maximum production of proteolytic enzymes was achieved in the nutrient medium which contained 1% milk powder, 0.3% yeast autolysate, 0.5% corn starch and malt (20 ml per 100 ml of the medium). The preparation obtained of extracellular(More)
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