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本文在定性描述科技进步作用概念与内涵的基础上，运用国内外惯用的３种测算方法和扩展改进的两种新方法对８０年代以来陕西各时期的科技进步作用进行了量化研究，结果表明，陕西农业的增长方式已由主要依靠资本投入转入主要依靠科技进步轨道，目前正处于资本投入与科技进步并重阶段。从横向看陕西农业科技进步作用份额略高于全国但同世界经济发达国家相比差距甚远；从纵向看省内３地区之间极不平衡，总趋势是关中大于陕南、陕南大于陕北
Based on the qualitative description of the concept and connotation of the role of science and technology progress, this paper makes a quantitative study of the role of science and technology progress in Shaanxi since the 1980s by using three kinds of measurement methods commonly used at home and abroad and two new methods of extension and improvement. The mode of agricultural growth in Shaanxi Province has mainly shifted from relying mainly on capital investment to relying mainly on the track of scientific and technological progress and is now at an equal stage of capital investment and technological progress. From a horizontal perspective, the share of Shaanxi’s agricultural scientific and technological progress is slightly higher than that of the whole country but far behind that of economically developed countries in the world. From a vertical perspective, the three regions in the province are extremely unbalanced with the trend of being more than those in southern Shaanxi and southern Shaanxi north