[Objective] The aim was to research prevention effects of 25% azoxys trobin suspending agent to cucumber downy mildew.[Method] The test,including control group and four treatment groups with 450,600,and 750 g/hm2 25...[Objective] The aim was to research prevention effects of 25% azoxys trobin suspending agent to cucumber downy mildew.[Method] The test,including control group and four treatment groups with 450,600,and 750 g/hm2 25% azoxystrobin suspending agents,and 80% mancozeb wettable powder,was carried out in 2012 and 2013 consecutively to test the prevention effects of 25% azoxystrobin suspending agent to cucumber downy mildew.[Result] The prevention effects were significant of 25% azoxystrobin suspending agent to cucumber downy mildew in the range of 70.0%-83.6%,and it is recommended 25% azoxystrobin suspending agent at 600 g/hm2 be spread before plants diseased or in initial stage.In the whole stage,it was spread once every 7 d,totaling 3 times.[Conclusion] The research provides references for wide application of 25% azoxystrobin suspending agent in production.展开更多
文摘[Objective] The aim was to research prevention effects of 25% azoxys trobin suspending agent to cucumber downy mildew.[Method] The test,including control group and four treatment groups with 450,600,and 750 g/hm2 25% azoxystrobin suspending agents,and 80% mancozeb wettable powder,was carried out in 2012 and 2013 consecutively to test the prevention effects of 25% azoxystrobin suspending agent to cucumber downy mildew.[Result] The prevention effects were significant of 25% azoxystrobin suspending agent to cucumber downy mildew in the range of 70.0%-83.6%,and it is recommended 25% azoxystrobin suspending agent at 600 g/hm2 be spread before plants diseased or in initial stage.In the whole stage,it was spread once every 7 d,totaling 3 times.[Conclusion] The research provides references for wide application of 25% azoxystrobin suspending agent in production.