摘要
Abstract
According to the population,arable land and food production in Jiuquan city from 1988 to 2007,the pressure index of cultivated land as a measure of food security indicators are used,food security situation changes of Jiuquan City were analyzed.It also the establishment of a gray GM（1,1）model to predict the food security situation in the future 11 years according to the changes characteristics in the pressure index for farmland of Jiuquan city.关键词
粮食安全/耕地压力指数/动态分析/灰色预测/酒泉市Key words
Food security/Cultivated land pressure index/Dynamic analysis/Grey prediction/Jiuquan city分类
管理科学
