论文部分内容阅读
前言松树蜂(图1)产自欧亚大陆和非洲北部,一般危害松属植物,是目前全球范围内最被关注的害虫之一。松树蜂危害各类针叶树,尤其是几乎所有松树种类,以及云杉、冷杉等。我在中国知网(CNKI)、维基百科和百度里查找了关于松树蜂的资料,可是几乎查不到专门研究松树蜂的文章,所以我尝试用自己观察天牛生活习性的方法,做了3组实验来研究松树蜂和被它危害的树木,?
Preface pine bee (Figure 1) is produced in Eurasia and northern Africa, the general damage Pinaceae, is currently one of the world’s most watched pests. Pine bees harm all kinds of conifers, especially almost all types of pine, as well as spruce, fir and so on. I searched the CNKI, Wikipedia and Baidu for information on the pine tree bees, but I can hardly find any articles on the pine tree bee. So I tried my own observation on the living habits of the beetles. Group experiments to study pine bees and trees harmed by it?