本文综合分析了县级农业结构调整的基本原则、内容、方法和基本途径,并运用传统与现代数学方法对农业结构调整内容进行定性与定量分析.随着农村商品经济发展,农业结构的调整是当前农业生产和农业布局中的关键问题.通过调整,可使资源优势变为产品和商品优势,为农业的区域化,专业化生产提供依据. This paper comprehensively analyzes the basic principles, content, methods and basic approaches of agricultural structure adjustment at the county level, and uses qualitative and quantitative analysis of the traditional and modern mathematical methods to adjust the content of agricultural structure.With the development of rural commodity economy, the adjustment of agricultural structure is At present, the key issues in agricultural production and agricultural layout, through adjustment, can make resource advantages into the advantages of products and commodities, and provide the basis for the regionalization and specialization of agriculture.