| On the basis of grey correlation analysis, 8 factors impacting grain production prominently as follows are selected to establish indices system: yield per unit（X1）, grain planting area（X2）, agricultural labor forces(X3), the total power of agricultural machinery (X4), using amount of fertilizer(X5), the damaged area of crops（X6）, effective irrigation area（X7）, and agricultural fixed assets investment（X8）. According to the relevant data of Inner Mongolia Statistical Yearbook from 1988 to 2008, we use the method of grey correlation analysis to analyze the factors impacting grain production in Inner Mongolia, quantify the correlation degree of the total grain output and all factors, and finally conclude the impacting capacity of all factors on grain... |
