论文部分内容阅读
柳毒蛾是我场杨树的主要害虫。一九七三年发生面积达二万余亩,平均虫口密度80条/株,多达170余条/株,为害轻者树叶残缺不全,重者可将大面积叶片食光,形成枯梢,严重地影响林木生长。在批林整风运动中,我场党支部遵照毛主席“同病虫害作斗争”的教导,狠抓路线教育,充分发挥群众的积极性和首创精神,大力开展群众性科学实验,经反复实践,摸索出了用毒环防治
Willow moth is the main pest of poplar in my field. In 1973, an area of more than 20,000 mu occurred, with an average population density of 80 plants per plant, reaching as many as 170 plants per plant. Inadequate tree leaves were damaged by light damage. In severe cases, large areas of leaves could be eaten light, forming shoots, Seriously affect the growth of trees. In the campaign of rectifying forests and of rectifying winds, the party branch of our party, in accordance with the teachings of Chairman Mao’s “struggle against pests and diseases”, paid close attention to education in the line and gave full play to the enthusiasm and initiative of the masses. He vigorously carried out mass scientific experiments and found through repeated practice With poison ring control