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湖北省广水市农资总公司老农艺师杨能珍在数十年植物保护的实际工作中总结出“识别害虫口器,对口施药灭杀”的防治方法,具有针对性强,杀虫效果显著的特点。一、咀嚼式口器害虫的防治(1)形体识别。咀嚼式口器构造简单,主要由上唇、上颚、下唇、下颚和舌五部分组成。上唇是着生在头壳前下方的1个薄片;位于上唇内面的1对上颚坚硬有齿,具有切磨食物和御敌的功能;着生在上颚下面的下颚具有感触、抱持和推进食物的功
In the practical work of decades of plant protection, Yang Nizhen, an old agronomist from Hubei Guangshui Agricultural Materials Corporation, summed up the prevention and cure method of “recognizing pest mouthparts and applying pesticides to their counterparts”, which is targeted and insecticidal Significant effect. First, chewing mouthparts pest control (1) physical recognition. Chewing mouthparts simple structure, mainly by the upper lip, upper jaw, lower lip, jaw and tongue five parts. The upper lip is a thin sheet attached to the lower anterior horn of the upper shell. The pair of upper jaws are hard-toothed on the inner surface of the upper lip, cutting and grinding food and defending the enemy. The jaws under the upper jaw have the feeling, holding and advancing food Work