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Practical Method of Appraising Soil Suitability of Planting Tobacco in Guizhou

REN Zhu(Guizhou Institute of Tobacco Science,Southwest Agricultural Experimen,Guiyang,Guizhou 550003)  
Using the method of combining experience with statistic analysis,a set of simple methods which was practically used in soil suitability evaluation for planting tobacco in Guizhou province was searched out through ascertaining the evaluation unit and selecting the factors.So the problems such as complex calculation and difficult location in the traditional method of soil suitability appraise were solved.
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