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GREY RATE RELEVANCE ANALYSIS OF CHENGEU BASEMARKETING VEGETABLE YIELD AND METEOROL OGICAL EACTORS

Du Yuanlin;Qian Miaofen(Department of Meteorology,CIM)  
The grey rate relevance analysis is made according to the Chengdu base marketing vegetable yieldeach year and the meteorolgical data in the same period. The mathematical medel of stepwise regressionanalysis is established in the light of the main meteorological factors affecting the quarterly marketingvegetable yield each mu. It is helpfuI to ease up the vegetable slack in autumns.
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