摘要
根据甘肃省通渭县1991—2005年的统计资料,采用主成分分析方法对影响该县现代农业发展的因子进行分析,将其概括为农业现代化水平、人口素质和数量、土地生产力3个方面。同时,利用灰色关联分析对影响通渭县现代农业发展的因子进行关联度大小排序。根据分析结果,提出了加大农业科技投入,合理施用化肥,促进农业现代化水平,保护耕地,加大农作物和经济作物播种面积,严格控制人口数量,大力发展科技与教育等对策措施。
According to statistics from 1991 to 2005 in Tongwei County,factors which impacts modern agricultural development were analyzed by the principal component analysis.The results can be grouped into three aspects: agricultural modern level,the population quality and quantity and land productivity.At the same time,the grey correlative degree was used to analyze these factors.We brought forward some countermeasures,e.g.,increasing investment in agricultural science and technology,rational utilization of chemical...
出处
《水土保持通报》
CSCD
北大核心
2009年第1期179-181,186,共4页
Bulletin of Soil and Water Conservation
基金
国家重点基础研究项目(G2000048701)
甘肃省自然科学基金项目(3ZS051-A25-009)
关键词
农业现代化
生态环境
对策
modern agriculture
ecological environment
countermeasure
