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小地老虎是棉花、玉米、蔬菜苗期的主要地下害虫。据观察,每年发生3—4代,以第一代为害最烈。遵照伟大领袖毛主席关于“要注意灭虫保苗”的教导,为了有效地消灭第一代地老虎,近几年来,我们在小地老虎的测报上试用了剖腹查卵,确定喷药防治适期的测报办法。实践证明,剖腹查卵是小地老虎测报上一种行之有效的科学方法。现将具体做法介绍如下:
Small tiger is cotton, corn, vegetables, the main underground pests in the seedling stage. It is observed that 3-4 generations occur each year, most severely affected by the first generation. In accordance with the teachings of great leader Chairman Mao on “paying attention to pest-killing and seedling preservation”, in order to effectively eliminate the first generation of tigers, we tested Carassius auratus in Cassia in recent years to determine the appropriate period of spraying prevention and treatment The newspaper measures. Practice has proved that caesarean section ovulation is a small tiger reported an effective scientific method. The specific practices are as follows: