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鼎点金钢钻是南方棉区主要害虫之一,我县早几年亦有发生,从1964年连续四年暴发成灾,给棉花生产带来严重损失。近几年,我县以及全省各主要产棉县金钢钻又在抬头,且发生量逐年上升。现将本站对金钢钻室内饲养、田间调查及防治试验的资料整理如下,以供参考。一、金钢钻的生活史和主要习性(一)生活史金钢钻在本地以蛹越冬,越冬场所较为复杂。据我县调查,棉秆堆、青枯铃、枯枝落叶、棉花仓库、棉籽堆以及棉田墓石、木
DingDing Golden Diamond is one of the major pests in the southern cotton area. My county also happened a few years ago. From its outbreak in 1964 for four consecutive years, it caused serious losses to cotton production. In recent years, our county and the major cotton producing counties in the province are on the rise again, and their occurrences have risen year by year. Now this site on the indoor steel diamond feeding, field investigation and prevention and control data are summarized below for reference. First, the life history of diamond drills and main habits (a) life history Diamond drill in the local overwintering with pupae, more complex places overwintering. According to my county investigation, cotton stalks heap, green bell, litter, cotton warehouse, cottonseed heap and cotton tombstone, wood