自一九五九年以来,在毛主席的革命路线指引下,特别在史无前例的无产阶级文化大革命运动的推动下,我所革命职工,围绕粮食上纲,对于玉米螟的防治工作,进行了一些研究,现就试验结果分别摘要介绍于下。一、选择治螟有效的新药剂为了筛选出比50％可湿性滴滴涕粉,25％滴滴涕乳剂和6％可湿性六六六粉等效果更好的新药剂。我们先后在本所和兰考、 Guided by Chairman Mao’s revolutionary line and driven by the unprecedented proletarian cultural revolution since 1959, some of our revolutionary workers and staff have focused their efforts on the prevention and control of corn borer Research, the test results are summarized below, respectively. First, the choice of a new effective treatment of borer In order to screen out more than 50% wettable DDT powder, 25% DDT emulsion and 6% wettable six six six powder and other new drugs better effect. We have in the institute and Lankao,