农业是人类衣食之源、生存之本,是一切生产的首要条件。它为国民经济其他部门提供粮食、副食品、工业原料、资金和出口物资。21世纪是农业发展的重要阶段,农业信息化更是新时期农业和农村发展的一项重要任务,是实现国民生计的大事。通过信息技术改造传统农业、装备现代农业,通过信息服务实现小农户生产与大市场的对接,已经成为农业发展的一项重要任务。 Agriculture is the source of human beings’ clothing and food, the foundation of existence and the primary condition of all production. It provides food, non-staple food, industrial raw materials, capital and export supplies to other sectors of the national economy. The 21st century is an important stage of agricultural development. Informationization of agriculture is an important task for agriculture and rural development in the new era and a major event for realizing the livelihood of the people. It has become an important task of agricultural development to transform traditional agriculture through information technology, equip modern agriculture, and realize the linkage between smallholder production and large markets through information services.