8种杀虫剂对乌苏里梨喀木虱若虫的室内毒力测定

The Toxicity Determination of 8 Insecticides on the Larva of Cacopsylla ussurili

采用浸渍法测定了8种杀虫剂对乌苏里梨喀木虱若虫的毒力。结果表明,0.5%藜芦碱可溶性液剂的毒力最大,LC50值为0.007 9 mg/L;1%苦参碱可溶性液剂次之,LC50值为0.036 1 mg/L;1.8%阿维菌素乳油毒力中等,LC50值为0.091 2 mg/L。

The toxicity of 8 kinds of insecticides to the larva of Cacopsylla ussurili.The results showed that the order of toxicities of the 8 insceticides from high to low against the larva of Cacopsylla ussurili was in sequence of 0.5% veratridine soluble liquid 1% matrine soluble liquid 1.8% avermectin EC,LC50 were 0.007 9、 0.036 1、0.091 2 mg/L,respectively.