双丁乐灵为美国AmChem公司1972年研制的二硝基苯胺类除草剂。纯品为橙黄色结晶,微溶于水,易溶于二甲苯、丙酮等其它有机溶剂。对人畜安全,大白鼠口服急性致死中量为2500毫克/公斤体重。双丁乐灵为播前土壤混合型除草剂,可广泛地用于大豆、棉花、玉米、马铃薯等作物田间除草,也可用于水稻田防除杂草。我们对双丁乐灵在蔬菜田的除草活性、适用范围和使用方 Double Dingling for the United States AmChem 1972 developed dinitroaniline herbicides. Pure orange crystal, slightly soluble in water, soluble in xylene, acetone and other organic solvents. On human and animal safety, the amount of acute oral death in rats is 2500 mg / kg body weight. Shuangdalin is a soil mixed herbicide before sowing. It can be widely used for weeding in fields such as soybean, cotton, corn and potato, and can also be used for controlling weeds in paddy fields. We are on the double Dingling in the field of vegetable weeding activity, the scope and use of the party