The present invention belongs to the field of forestry insect control, and specifically relates to attractant and application of Cerambycidae versicolor. The attractant provided by the present invention includes 1,3 dihydroxyhexanol, acetic acid 3 hydroxyhexyl ester, acetic acid 1 hydroxy 3 hexyl ester and acetic acid 1,3 hexyl diester. Using this attractant to trap and kill longicorn mottled beetles can efficiently and specifically attract female adults, thus achieving the purpose of centralized trapping and killing, can significantly reduce the oviposition of longicorn beetles, thereby reducing the population density in the coming year and achieving the purpose of control; experiments have confirmed that more than 99% of the trapped and killed species are target species, and other species. The proportion is very small, and most of them are pests, such as beetles. No attractant effect was found on beneficial insects, which was suitable for large-scale promotion.
【技术实现步骤摘要】
云斑天牛引诱剂及应用
本专利技术属于林业昆虫防治领域,具体涉及云斑天牛引诱剂及应用。
技术介绍
云斑天牛是一种重要的林木蛀干害虫,可危害杨树、核桃、板栗、棠梨、白蜡等近百种阔叶树木,目前云斑天牛广泛分布于我国的大片省区,尤其对华中、华东。西南等地的杨树速生丰产林危害严重,杨树因云斑天牛蛀害,轻则树势衰弱,重则全株枯死;同时其危害还造成了杨树材质损害,降低了材质等级,使经济效益和生态效益遭受巨大的损失。云斑天牛属于全变态昆虫,其幼虫主要蛀干危害,幼虫期达12-14个月,云斑天牛成虫羽化出孔后,需要到营养寄主上补充营养,进行一段时间的补充营养、交配,达到性成熟后,再到杨树上产卵。云斑天牛的危害主要集中在幼虫期,幼虫钻蛀危害,其个体大,蛀道长而深,蛀道内充满木屑与粪便,常常导致受害树的主干内往往坑道交错,导致受害树枯死或风折,还会导致木蠹蛾、木腐菌寄生。其成虫其补充营养物质期间啃食梨树、柚子树等营养寄主嫩枝皮层,使果树无法挂果等。云斑天牛的卵、幼虫、蛹都隐蔽在树干内,且幼虫蛀孔复杂,分散危害,幼虫期防治较为困难,费时费力;而成虫体壁和鞘翅厚而坚硬,保护机制较为完善,且羽化期较为分散,一般的化学防治也很难奏效。目前主要有以下几种方法:1.人工捕杀成虫:成虫发生盛期,要经常检查,利用成虫有趋光性、不喜飞翔、行动慢、受惊后发出声音的特点,傍晚持灯诱杀,或早晨人工捕捉。2.杀灭卵和初孵幼虫:成虫产卵期,检查成虫产卵刻槽或流黑水的地方,寻粒.用刀挖或用锤子等物将卵砸死。于卵孵化盛期,在产卵刻槽处涂抹50%辛硫磷乳油5-10倍药液,以杀死初孵化出的幼虫。3.消灭危害盛期幼虫 ...
【技术保护点】
1.一种云斑天牛引诱剂,包括: 1,3‑二羟基己二醇,乙酸‑3‑羟基己酯,乙酸‑1‑羟基‑3‑己酯和乙酸1,3‑己二酯。
【技术特征摘要】
1.一种云斑天牛引诱剂,包括:1,3-二羟基己二醇,乙酸-3-羟基己酯,乙酸-1-羟基-3-己酯和乙酸1,3-己二酯。2.根据权利要求1所述的云斑天牛引诱剂,其特征在于:1,3-二羟基己二醇5-10,乙酸-3-羟基己酯3-7,乙酸-1-羟基-3-己酯3-7和乙酸1,3-己二酯10-20,体积份。3.根据权利要求1所述的云斑天牛引诱剂,其特征在于:1,3-二羟基己二醇7.5,乙酸-3-羟基己酯5,乙...
【专利技术属性】
技术研发人员:王满囷,刘豪,孙泽,金华南,潘翔宇,易鄯丞,郑志川,刘傲,段双刚,邱昌来,
申请(专利权)人:华中农业大学,
类型:发明
国别省市:湖北,42
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