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一、前言 咖啡是我区桂西南部大力发展经济收益较高的热带技术作物。虽然在四十多年前我区已试种成功,但大面积栽植仍是近年来的新兴事业。在发展栽培过程中病虫灾害是重要环节。 据文献资料记载,已知害虫共有147种,其中为害幼苗的有7种,害根的5种,害枝干的24种,食叶的62种,吸汁液的有64种,害果的21种。在我区原植咖啡的龙津经初步调查,已发现有灭字虎天牛、木蠹蛾、缘天牛、缘蚧、粉蚧、银毛绵蚧、褐球蚧、袋蛾、刺蛾、土蝗、蚜虫、长蝽蟓等十多种,其中咖啡灭字虎天牛发生较普遍,为害较严重。1958年作者对该虫进行了初步的调查观察,兹将结果整理于后,以供进一步探讨防除措施参考。
I. INTRODUCTION Coffee is a tropical technological crop that has made great efforts to develop economic benefits in southwestern Guangxi. Although more than 40 years ago in our region has been successful trial planting, but planting a large area is still emerging in recent years. Pest and disease disaster is an important link in the development and cultivation process. According to the literature records, there are 147 species of known pests, of which 7 kinds of harmful seedlings, 5 kinds of root damage, 24 kinds of branch damage, 62 kinds of food leaves, 64 kinds of juice, 21 Species. In our region, the original coffee Longjin preliminary investigation, have found that there are off-word tiger days, wood moth, edge day beetle, edge scale, mealybug, silver wool mealybug, brown ball scale, bag moth, Locusts, aphids, lice and other more than 10 species, of which the word tiger beetle coffee off more common, more serious damage. In 1958 the author carried out a preliminary survey of the pest, the results will be collated in order to further explore the control measures for reference.