4.5%高效氯氰菊酯水乳剂防治甘蓝菜青虫试验

A Field Trial of Efficacy of Mixture of 4.5% Alphamethrin EW in Controlling Pieris rapae on Cabbages

进行田间试验以明确4.5%高效氯氰菊酯水乳剂防治甘蓝菜青虫的效果。结果表明:4.5%高效氯氰菊酯水乳剂能够很好的控制甘蓝菜青虫,防治效果明显高于对照,且对作物安全。

To determine the efficacy of 4.5% Alphamethrin EW in controlling Pieris rapae on cabbages, a field experiment was conducted. The results showed that 4.5% Alphamethrin EW could control Pieris rapae with a low incidence and had a better control efficacy than other pesticides, but without spray damage.