稻飞虱和浮尘子是我省的主要水稻害虫,历年各地普遍发生,均有不同程度的为害,尤其近年来,为害猖獗,严重性超过螟害,而成为水稻的首要害虫,为了保证水稻的丰产,1958年我们对此虫进行了初步的调查和研究。兹将所得结果整理于后,以供参考。 一、种类 根据田间调查和预测灯下记载资料,目前发现稻飞虱种类有:白背飞虱、褐飞虱、粉白飞虱、绿飞虱、黑头麦飞虱等5种;浮尘子有:白翅浮尘子、黑尾浮尘子、电光浮尘子、两点黑尾浮尘子、两点浮尘子、大浮尘子、小绿浮尘子、苦楝浮尘子、麻色浮尘子等9种。飞虱中以白背飞虱和褐飞虱数量最多,其中又以白背飞虱较 Planthoppers and dusty seeds are the main rice pests in our province. They are common throughout the years and have different degrees of damage. Especially in recent years, the damage is rampant and their severity exceeds that of stem borers and become the primary pest of rice. In order to ensure that rice High yield, 1958 we carried out a preliminary investigation of this pest and research. The results will be collated in for reference. First, the species According to the field investigation and forecasting light recorded data, the current found that planthopper species are: whitebacked planthopper, brown planthopper, white planthopper, green planthopper, black planthopper 5 species; floating dust child: white Wing floating dust, black tail floating dust, electro-optical floating dust, two black tail floating dust, two floating dust, big floating dust, small green floating dust, neem floating dust, linen floating dust 9 kinds. Among the planthoppers, the number of whitebacked planthoppers and brown planthopper was the largest, with whitebacked planthopper