大蟋蟀Bruchytrupes portentosus Licbt.是我国东南地区的一种重要地下害虫,分布于福建、台湾和广东等省,食性很杂。在福建省,特别在沿海地区,是早作的主要害虫之一。大豆、花生等作物受害最烈,常造成严重损失。此外,大蟋蟀对于各种果树、森林幼苗也能为害。防治此虫,使用666毒饵,甚为有效,在福建省许多地区,已为群众所掌握。但此虫在福州地区发生情况,过去报告不多。笔者结合教学需耍,曾在福州地.区进行观察,现将该虫的生活史、习性和各虫期识别报导如下。 Large cricket Bruchytrupes portentosus Licbt. Is an important underground pests in southeast China, located in Fujian, Taiwan and Guangdong provinces, food is very mixed. In Fujian Province, especially in the coastal areas, it is one of the major pests of the early crop. Soybeans, peanuts and other crops suffer the most, often causing serious losses. In addition, large crickets for a variety of fruit trees, forest seedlings can also be harmful. The prevention and control of this pest, the use of 666 bait, very effective in many parts of Fujian Province, has mastered the masses. However, the occurrence of this pest in Fuzhou was not reported much in the past. The author combines the teaching needs, had in Fuzhou. District to observe, now the life history of insects, habits and identification of each stage of the worm reported as follows.