论文部分内容阅读
我场有茶园八千亩,过去深受茶小叶卷蛾(Adoxophyes orana Fisherand Roslerstamm)为害,每年虽用大量化学农药防治,不仅压不住虫害,而且造成环境严重污染,害虫抗药性显著增强。如我场所用当家化学农药敌百
My field has 8000 acres of tea plantations. In the past, it was greatly affected by Adoxophyes orana Fisherand Roslerstamm. Although large quantities of chemical pesticides were used to prevent and control pests, the pest insects were not only suppressed but also polluted the environment. Such as my place with the chemical pesticides enemy hundred