Method for obtaining mycelium from the genus Polyporus
AssigneeDso "Hranmash"
InventorAtanas K. Torev
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AssigneeDso "Hranmash"
InventorAtanas K. Torev
Estimating the term…
The strains, PS 64-103; PS 24-44; and PB 33-48 are mutation products of the perfect fungi Polyporus squamosus and Polyporus brumalis and are characterized by the fact that in a liquid nutrient medium they tend to form hiffs, colonies and secondary spores, subdividing in geometric progression with rapid growth which varies in speed, depending on the seeding material ratio in a period of from 6 to 36 hours. The nutrient medium in which the mycelium is developed is quite simple in composition and comprises three components, i.e., 4-5% of molasses; 0.2% of NH.sub.4 NO.sub.3 ; 0.12% of KH.sub.2 PO.sub.4 and 0.04% of vegetable oil as foam suppressant. The strains assimilate from 50 to 60% of a given amount of saccharoses, accumulating to 1 to 1.2% of dry biological mass. The fungi mycelium can be adapted as a food product and is also used as an additive to various meat and other food products, i.e., sausage, minced meat, soft and smoked cheeses, vegetable canned food, soups, and bread and other bakery products. The waste water stimulates the growth of vegetables.
A method for obtaining mycelium from a strain of polyporus genus selected from the group consisting of cultivated fungi having essentially all the characteristics of Polyporus squamosus-PS 64-103 and PS 24-44 and Polyporus brumalis PB 33-48, which comprises submerged cultivation of said strain of fungi on a nutrient media containing carbohydrate, nitrogen and phosphorus sources and then harvesting said mycelium.
A method for obtaining mycelium from a strain of polyporus genus selected from the group consisting of cultivated fungi having essentially all the characteristics of Polyporus squamosus-PS 64-103 and PS 24-44 and Polyporus brumalis PB 33-48, which comprises submerged cultivation of said strain of fungi on a nutrient media containing carbohydrate, nitrogen and phosphorus sources at a temperature of 22.degree. to 50.degree. C., a pH from 4.5 to 7.5, and 1 m.sup.3 of nutrient media per minute, whereby there is a rapid increase in the protein concentration of the fungi mycelium, and afterward isolating said mycelium.
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