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Effect of nitrogen sources on the mycelial growth and density of different strains of G. lucidum
aMean of four replications. Ala: alanine, AA: ammonium acetate, AP: ammonium phosphate, Arg: arginine, CN: calcium nitrate, Gly: glycine, His: histidine, Met: methionine, PN: potassium nitrate and Ur: urea. Each nitrogen source was added to the basal medium at the concentration of 0.02M. c: Compact, sc: Somewhat compact, t: Thin and st: Somewhat thin.
