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以番茄为试材,以20%盐酸吗啉胍铜可湿性粉剂250倍液和0.26%苦参碱水剂500倍液为对照,研究了100、200、300倍液不同浓度0.3%苦.小檗碱.黄酮水剂对番茄病毒病的防治效果。结果表明:0.3%苦.小檗碱.黄酮水剂300倍液、200倍液、100倍液防治番茄病毒病时,防效分别为66.26%、75.50%、79.97%;对照组药剂20%盐酸吗啉胍铜可湿性粉剂250倍液和0.26%苦参碱水剂500倍液防效分别为67.03%和65.79%;供试药剂防效明显高于对照药剂。
Using tomato as test material, 500 times of 20% moroxydine hydrochloride WP and 500 times of 0.26% matrine were used as control to study the effects of different concentrations of 100%, 200% and 300% 0.3% Preventive effect of berberine flavonoids on tomato virus disease. The results showed that the control effect was 66.26%, 75.50% and 79.97% for the prevention and treatment of tomato virus disease with 0.3% berberine flavonoid and 300 times liquid, 200 times liquid and 100 times liquid respectively. The control group was treated with 20% hydrochloric acid Morpholine guanidine copper wettable powder 250 times and 0.26% matrine 500 times liquid control effect was 67.03% and 65.79%, respectively, the efficacy of the test agent was significantly higher than the control agent.