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山西省永和县是红枣之乡,栽培历史悠久,长期以来枣树虫害一直困扰着产业的发展。从4月初至6月中旬,笔者在永和县打石腰乡段家村做了定点观察研究和防治示范,现将情况大致归纳如下。一、主要害虫形态特征及生物学特征调查发现,永和县枣树主要害虫有以下几类:食芽
Yonghe County, Shanxi Province is the hometown of dates, cultivation has a long history, jujube tree pests have long plagued the development of the industry. From early April to mid-June, the author did spot observation and prevention and treatment demonstration in Duanjia Village, Shimen Township, Yonghe County. The general situation is summarized as follows. First, the morphological characteristics of major pests and biological characteristics Survey found that Yonghe County jujube main pests are the following categories: Buds