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Anantagonistic strain-Bacillus produces large amount of anti-fungal substance with strong inhibiting activity against Botrytis cinerea,fusarium oxysporum f.sp.cucunerinum,fusarium oxysporum f.sp.vasin- rectum,sclerotiniasclerotiorum,rhizoctonia solani,et al.The effects of carbon ion beam irradiation on two strains of antagonistic Bacillus——BJ1,BJ2 screened before were studied with the antagonistic activi- ty.Five doses were set.50,100,200,400 and 600 Gy.Relationships among doses and antagonistic activi-
Anantagonistic strain-Bacillus produces large amount of anti-fungal substance with strong inhibiting activity against Botrytis cinerea, fusarium oxysporum f. Sp .cucunerinum, fusarium oxysporum f.sp.vasin- rectum, sclerotiniasclerotiorum, rhizoctonia solani, et al. The effects of carbon ion beam irradiation on two strains of antagonistic Bacillus - BJ1, BJ2 screened before were studied with the antagonistic activi- ty. Fives doses were set. 50. 100, 200, 400 and 600 Gy. Relationships among doses and antagonistic activi-