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— In order to obtain feed enzyme preparations with increased activity of endo-carbohydrases of depolymerase action, mutagenesis of the Trichoderma reesei strain was carried out using ultraviolet and ionizing irradiation. Application of fractionated UV-irradiation made it possible to increase the endoglucanase activity by 20% and xylanase activity by 80% compared to the original strain. The greatest...
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