摘要
试验采用单一杀虫剂,以及同时采用杀虫剂和杀菌剂两种处理防治缅桂花蚜虫,结果表明：同时采用杀虫剂和杀菌剂的处理防治效果最好,虫口密度由原来的3 350头/m2降为0,死亡率为100%;随后树叶面黑色霉斑消失,且见效时间快。
The magnolia is one of the most popular trees planted in south of China, which is smelled sweet. Two treatments of single insecticide and the insecticide combined with bactericideare used toprevent the aphid. After comparing the two methods, the latter one has better effect. The insect population density have reduced from 3 350/m2 to 0, so the mortality is 100%. Then the black mildew disappeared soon on the leaves.
出处
《中国园艺文摘》
2017年第5期43-43,210,共2页
Chinese Horticulture Abstracts
关键词
缅桂花
蚜虫
防治
magnolia
aphid
prevention
