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托布津和苯骈咪唑类农药是新发展的低毒、广谱内吸杀菌剂。1972年,由上海农药研究所与沈阳化工研究院试制了这两类农药的样品,即托布津(化学名称为1,2—双(3—乙氧羰—2—硫脲)苯)、甲基托布津(化学名称为1,2—双(3—甲氧羰—2—硫脲)苯]、苯骈咪唑33(化学名称为2—乙氧羰基氨基苯骈咪唑)、苯骈咪唑44(化学名称为2—甲氧羰基氨基苯骈咪唑)、苯骈咪唑51(化学名称为1—甲氧羰基—2—甲氧羰基氨基苯骈咪唑)、苯骈咪唑52(化学名称为1—丁胺基—2—乙氧羰基氨基苯骈咪唑)、苯骈咪唑53(化学名称为1—甲氧羰基—2—乙氧羰基氨基苯骈
Topiazur and benzimidazole pesticides are newly developed low toxicity, broad-spectrum systemic fungicides. In 1972, Shanghai Institute of Pesticides and Shenyang Institute of Chemical trial of these two types of pesticide samples, namely Topaz (chemical name for 1,2-bis (3-ethoxycarbonyl-2-thiourea) benzene), A (Eg, 1,2-bis (3-methoxycarbonyl-2-thiourea) benzene), benzimidazole 33 (2-ethoxycarbonylaminobenzimidazole), benzimidazole 44 (Chemical name is 2-methoxycarbonylaminobenzimidazole), benzimidazole 51 (with the chemical name of 1-methoxycarbonyl-2-methoxycarbonylaminobenzimidazole), benzimidazole 52 (with the chemical name of 1- Butylamino-2-ethoxycarbonylaminobenzimidazole), benzimidazole 53 (having the chemical name of 1-methoxycarbonyl-2-ethoxycarbonylaminobenzoate