河南省新郑、中牟和郑州市郊区枣树主要害虫是枣步曲,即枣尺蠖。发生严重时常将大面积枣树的芽、叶和花蕾吃光(图1),对产量和品质影响很大。 通过无产阶级文化大革命,在毛主席无产阶级革命路线指引下,科技人员长期深入产区,与贫下中农相结合,在当地党委领导下,总结群众经验,开展科学实 Henan Province, Xinzheng, Zhongmu and Zhengzhou City, the main pest jujube is jujube song, jujube 蠖. Occur in serious cases of large areas of jujube buds, leaves and buds eat (Figure 1), a great impact on yield and quality. Through the Great Proletarian Cultural Revolution, under the guidance of Chairman Mao’s proletarian revolutionary line, scientific and technological personnel have been deeply involved in the production areas for a long period of time, combined with the poor and under-middle peasants, and under the leadership of local party committees, summed up the masses’ experiences and carried out scientific studies