| Loose-leaf purchasing is an important innovation of purchasing mode, both accord with the requirements of the development of tobacco agriculture modernization, but also has practical benefits. Carry out Loose-leaf purchasing mode not only will have reduced costs of cultivation of tobacco and improved the income of farmer, but also improved the efficiency of transferring. So Loose-leaf purchasing mode is a feasibility measures for rapidly and dramatically increase the purity of tobacco leaf, and both have great significance to improve local loose-leaf purchasing. In this research, by analyze and summarize the implementation of professional loose-leaf purchasing and grading mode in Zun Yi county, we have come to the flowing conclusion:The first, in the process of tobacco-leaf purchasing exist some the problem of low quality of professional, Lack of incentives and Restraint mechanisms, at the same time also exists the problem of time and labor force consuming, multi-purchasing program, the qualification rate of grade of tobacco-leaf purchasing was irregularity, the refined tobacco quality was not high, lack of market awareness and modern marketing concept, and so on.Second, the operation mode of tobacco specialization grading which includes Management and organization, classification process, Specialization of quality monitoring, and that standardization of loose-leaf processing and purchasing, Transferring process that include machining, purchasing and packaging.Third, the main role of the professional loose-leaf grading and purchasing mode can not only save processing and purchasing time and enhance the transparency of quality, but also improve standardized of tobacco-leaf processing and purchasing.Forth, implement specialization of loose-leaf grading and purchasing in Zun Yi county, can increase500yuan per hectare, Qualified rate increased by0.71%, the efficiency of loose-leaf purchasing increased by49.3kg/h, and the percent of pass of transfer of industry and commerce increased by19percentage points.Fifth, to popularize supporting technology of loose-leaf grading and purchasing, to strengthen professional grading team building and management of loose-leaf purchasing, and set up a new type of purchasing system which is the strategy to improve and spread loose-leaf purchasing mode in Zun Yi county. |