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荔枝龟背天牛Aristobia testudo(Voet)是岭南重要经济果品荔枝的重要钻蛀害虫,现用的防治手段效果欠佳。1988—1993年间,作者利用苹果蠹蛾线虫Steinernema carpocapsae的Agriotes品系注射于受害枝条末端排粪孔,试验面积约20ha,防治效果达73.3％—100％。研究证明,应用苹果蠹蛾线虫防治龟背天牛是一种有效的新途径。
Aristobia testudo (Voet) is an important drilling insects pests of lychee, an important economic fruit in the South of the Five Ridges. The current control measures are not effective. During 1988-1993, the author used the Agriotes strain of Steinernema carpocapsae to inoculate the defecation hole at the end of the damaged branches. The test area was about 20 ha and the control effect was 73.3% -100%. Studies have shown that the application of codling moth worms prevention and control of tortoises is an effective new way.