我市广大科技人员和桔农在近几年防治柑桔天牛的实践中,摸索、创造了一些新的方法,其效果显著,操作简单,取材方便。现整理介绍如下: 一、半夏堵洞法:半夏属天南星目、天南星科、半夏属,南方各省广有分布,茎、叶有毒,具辛辣味,有香气,能引诱天牛咬食而中毒死亡。具体做法是:在5至6月逐株检查,发现有新虫灰的树,循虫灰找到新虫洞,掏尽洞口一段距离的虫灰,将半夏的茎叶塞进洞内堵好即可。尔后检查是否有新虫灰再出现,如有出现,表明洞内天牛未 The majority of scientific and technological personnel in our city and orange farmers in the practice of citrus and cerambycidae prevention and control in recent years, to explore and create a number of new methods, the effect is significant, easy to operate, easy access. Now collated as follows: First, the Pinellia blocking method: Pinellia is Araceae, Araceae, Pinellia is widely distributed in southern provinces, stems, leaves toxic, spicy, with aroma, can tempt the Beef bite And poisoning death. The specific approach is: in May to June by plant inspection, found a new worm gray tree, insect worm found a new wormhole, dig out some distance from the hole worm ash, Pinellia stems and leaves into the hole blocking Can be. Then check whether there is a new worm ash reappears, if there is, that the celestial cow did not cave