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咖啡灭字虎天牛是云南思茅热区咖啡树的重要害虫之一。该虫主要发生危害定植后 3年以上的成龄咖啡树 ,一般危害株率为 2 %~ 5 % ,重者达 10 %~ 2 5 % ,严重的可使数hm2 至数十hm2 咖啡场被摧毁。该虫在云南思茅热区 1年完成 1代 ,全年发生 3代 (3次成虫高峰期 ) ,均跨年度完成 ,世代重叠严重 ,有的一棵咖啡树干内同时有着不同代次的各虫态。以幼虫滞育态在树干木质内越冬。综合治理 ,其中最重要的是在全年发生主要代次第 2代 5月中下旬成虫离树干、出蛀孔前认真逐株检查、清除具虫株干并彻底烧毁 ,杀死其中的各虫态于离树干前。连续 3年在云南思茅茶树林、曼歇坝 2个咖啡场该虫发生危害株率由原来的 5 %~ 10 .5 %现降为 1.5‰~ 3.3‰。
Coffee word tiger beetle is one of the important pests of the coffee tree in Yunnan Simao hot zone. The insect pests mainly occur after 3 years of colonization of adult-aged coffee trees, the general damage strain rate of 2% to 5%, weight of up to 10% to 25%, serious can make a few hm2 to dozens of hm2 coffee field was destroy. The worm in Yunnan Simao hot zone 1 year to complete a generation, occurred throughout the year 3 generations (3 adults peak), are completed across the year, generation overlap serious, and some have a different generations of coffee tree trunk in each state . Larva diapause in the trunk woody winter. Comprehensive management, of which the most important is the occurrence of major generations throughout the year in the second generation of mid-to-late May adult worms from the tree trunk, check carefully before the wormhole strain, remove the worm dry and completely destroyed, killing each of the insect states In front of the trunk. For 3 consecutive years in Yunnan Simao tea grove, Kensington dam 2 cafes the rate of occurrence of the worm strains from the original 5% ~ 10.5% is reduced to 1.5 ‰ ~ 3.3 ‰.