Abstract:

Anhui Province is one of the major grain production provinces in China. The paper reviews the history process and quantity characteristic of food output fluctuation in Anhui province and analyses rule of food output applying wave theory and grey relation theory with food production statistic data from 1978 to 2010. The results show that the food output fluctuation showed classical fluctuation, fluctuation period is short and the length is rules, fluctuation showed moderate, is a rather long period of expansion in systolic. By comparison of fluctuation of food output, the period can be divided into several stages. With grey correlation analysis of the influence factors of in Anhui province, Chemical fertilizer is the important factor of food output growth, crops disaster areas have a small impact on food output.