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Some Biological Characteristics of Isaria javanica (Frider. & Bally) Samsom & Hywel-Jones Distributing at Pu Mat National Park, Nghe AnSome research of development cycle of Isaria javanica VN1487 strain pathogenesis on Spodoptera litura (Fab.)Production and using techniques for some preparations of Entomopathogenic fungi in biological controLethal effect of the fungus Beauveria bassiana (Bals.) Vuill. VN00620 in Sitophilus zeamais Motsch, Carpophilus hemipterus Linnaeus and Alphitobius diaperinus Panzer in lap. conditionEvaluation of inoculation and pathogenesis ability Isaria javanica VN1487 on Spodoptera litura Fabr. in the fieldDevelopment cycle of Beauveria bassiana (Bals.) Vuill. VN00620 strain pathogenesis on Sitophilus zeamais Motsch and Carpophilus hemipterus LinnaeusEFFECTS AGAINST Brevicoryne brassicae OF LEAF EXTRACT OF Vernonia amygdalinaTechnology for production and use of products from Trichoderma to control plant diseasesPATHOGENICITY OF Isaria javanica VN1472 STRAIN TO Phyllotreta striolata ADULT DAMAGING ON CABBAGE IN THE LABORATORY CONDITIONTechnology for production and use of products of herbal preparations to control vegetable insectsEFFECTS AGAINST Pieris rapae L. AND Spodoptera litura L. ON CABBAGE OF HERBAL PRODUCTS IN NGHE ANResearch on selection of Trichoderma strains antagonistic to Fusarium sp., Phytophthora sp. caused yellow leaf - root rot disease on pomelos Daxanh Research technical production of Trichoderma preparations for control of yellow leaf - root rot on citrus treesSPREAD AND TRIAL TREATMENTS OF CITRUS LEAF MINER (Phyllocnistis citrella Stainton) -IN NGHE AN PROVINCE Research on yellow leaf rot disease citrus in Nghe An province The development of synnemata of the fungus entomopathogenic Isaria tenuipes (Peck.) Samson on silkworm pupae SOME BIOLOGICAL AND ECOLOGICAL CHARACTERISTICS OF Luthrodes pandava Horsfield INFESTATION ON Cycas revoluta IN VINH CITY, NGHE AN PROVINCE