0.5%黎芦碱醇溶液对梨的2种刺吸式口器害虫梨二叉蚜和梨木虱的药效试验结果表明,0.5%黎芦碱醇溶液400倍液防治梨二叉蚜和梨木虱效果显著,药后第3天防效在85%以上,药后第5、7、10天防效均在95%以上;除了速效性稍差外,与常规农药1.8%阿维菌素乳油没有差别,且持效期长,对梨树和环境安全,具有广阔的应用前景。 The results showed that 0.5% rialmin solution of pear pear two kinds of sucking mouthpart pests pear aphid and pear psylla drug efficacy test results show that 0.5% The effect was significant, the first 3 days after the drug control effect in more than 85%, 5,7,10 after the first day control effect was above 95%; addition to the somewhat less effective, with conventional pesticide 1.8% Abamectin EC no Difference, and long duration, pear and environmental safety, has broad application prospects.