期刊信息
- 刊名： 河北师范大学学报（自然科学版）Journal of Hebei Normal University (Natural Science)
- 主办： 河北师范大学
- ISSN： 1000-5854
- CN： 13-1061/N
- 中国科技核心期刊
- 中国期刊方阵入选期刊
- 中国高校优秀科技期刊
- 华北优秀期刊
- 河北省优秀科技期刊
河北省人口-耕地-粮食系统动态分析预测
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1. 西北师范大学地理与环境科学学院, 甘肃 兰州 730070;
2. 河北师范大学资源与环境科学学院, 河北 石家庄 050016;
3. 石家庄铁道学院土木工程分院, 河北 石家庄 050043 -
DOI：
The Forecasting Analyzed to Hebei Province Population Cultivated Land Grain Trends
摘要/Abstract
近年来河北省经济处于快速发展阶段,各类建设对耕地的占用现象十分严重,使人地矛盾日益尖锐.笔者分析了河北省近50a来人口、耕地、粮食的动态变化,利用灰色预测模型分别预测了人口、耕地、粮食在未来20a的变化趋势,阐述了未来河北省耕地资源和粮食供给情况,并据此提出了相应的对策.
Recently,the economy is in a period of fast development in Hebei province.The phenomenon that occupying cultivated land for every kind of production is very serious,so the contradiction between peo2 ple and land is more and more penetrating.This paper forecasts the trends of cultivated land and grain on the future in Hebei province by using the grey forecast model,based on the analysesof the trendsof the pop2 ulation,cultivated land ,grain in the past 50 years.It indicates the situation of cultivated land resources and grain supply in Hebei province. Finally the measures are put forward