第一篇农业昆虫的基本知识共九章,每一章都讲一个中心问题,我们应该掌握哪些最基本的问题呢?第一章昆虫的概述,中心是谈什么是昆虫。在人类生存的地球表面上,特别是从事农业生产的农民,天天会碰到各种各样的动物——主要是昆虫,人们给这些动物起了各种各样的名字。然而没有分类知识的人,对这些动物的认识是 The first basic knowledge of agricultural insects, a total of nine chapters, each chapter tells a central question, we should master what the most basic problems? Chapter overview of insects, the center is talking about what is insects. On the surface of mankind’s existence on earth, especially farmers engaged in agricultural production, they encounter various animals every day, mainly insects, and people give these animals a variety of names. However, there is no classification of knowledge of people, the understanding of these animals is