论文部分内容阅读
冬季来临,各种害虫都寻找适宜场所冬眠,当昆虫进入冬眠状态后不食不动,如果此时抓住时机,除治害虫,就会降低越冬基数,从而减轻来年害虫的发生程度。 1.麦蚜此虫在小麦根际土缝中越冬。冬灌可杀死大量蚜虫,早春耙耱镇压也可杀死蚜虫。
Winter approaching, all kinds of pests are looking for a suitable place for hibernation, when the insects enter the hibernation state after eating, if this time to seize the opportunity, in addition to pests, it will reduce the winter base, thereby reducing the occurrence of pests in the coming year. 1. Wheat aphids this worm in wheat rhizosphere soil winter. Winter irrigation can kill a large number of aphids, rake in the early spring cracks can also kill aphids.