我国烟田生态系中的节肢动物类群

The Arthropoda in Chinese tobacco Field Ecosystem

我国烟田生态系中的节肢动物共有３纲１７目１３３科７７１种，其中昆虫纲７１０种，占９２％；为害烟草的节肢动物５４１种，占７０％。除烟蚜、烟青虫、小地老虎、烟蚜茧蜂为大部分烟区的优势种之外，各大烟区还有各自的优势种群。

There are all 3 classes, 17 ordere, 133 families and 771 species of the arthropoda in Chinese tobac- co field ecosystem. The 710 species, 92% of the arthropoda, belong to insecta and the 541 species, 70% of the arthropoda, endanger tobacco plant. There are endemic dominant species in each main tobac- co - regions, however, Myzus persicae, Heliothis assulta, Agrotis ypsilon and Aphidius gifuensis are still dominant species in most tobacco regions.