烟青虫和金龟子是烤烟大田生长期的主要害虫。烟青虫主要为害生长点的嫩叶及花和果实,而金龟子主要为害团棵期叶片,造成叶片缺损,对烟叶产质量有较大影响。在防治上应引起高度重视,现将这两类害虫的发生及防治方法分别作简要介绍。烟青虫烟青虫学名叫烟草夜蛾,属鳞翅目,夜蛾科。(一)分布与为害习性烟青虫是世界性分布种类;国内遍及各产烟区。烟青虫是烟草重要害虫之一。该虫为 Tobacco caterpillars and scarabs are the major pests of tobacco growing in the field. Tobacco caterpillars mainly damage the growth of young leaves and flowers and fruits, while the scarab is the main damage to the leaf stage leaves, resulting in leaf defects, tobacco production and quality have a greater impact. In the prevention and control should be given high priority, now the occurrence of these two types of pests and prevention methods were briefly introduced. Tobacco Caterpillar worm tobacco wormworm study called tobacco budworm, Lepidoptera, noctua. (A) distribution and harmful habits Tobacco worm is a worldwide distribution of species; throughout the various production areas. Tobacco caterpillar is one of the important tobacco pests. The worm is