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25%毒.唑磷EC防治稻纵卷叶螟速效性不够理想,但具有持效期长、对2、3龄幼虫防治效果较好的特点,在稻纵卷叶螟偏重发生时,可达到理想的防治效果。在试验过程中未发现25%毒唑磷EC对水稻产生不良的副作用。因此是防治稻纵卷叶螟较理想的药剂。
25% toxicity.Zooxophloracetam EC is not ideal for the control of rice leaf roller, its effect is long but its effect is good to the 2nd and 3rd instar larvae. When the rice leaf roller is overweight, it can reach The ideal control effect. In the course of the experiment 25% of azadirachtin EC was found to have unpleasant side effects on rice. So it is a better control agent of rice leaf roller.