摘要
对宁夏盐池县12个生态农业户家庭经济纯收入与主要生产条件进行了相关与主成分分析,第1因子为粮食因子,第2因子为副业因子,第3因子为养殖业因子,第4因子为经济作物因子.主成分回归的项目有设施温室、瓜菜种植、外出打工、苜蓿种植、生猪存栏数等,这些因素对家庭农业纯收入的影响程度呈正相关,其他几项呈负相关.有5个家庭经济收入高于平均水平,其余7个家庭经济收入低于平均水平.12号家庭综合得分最高,5号家庭综合得分最低.
The net incomes and main production conditions of 12 ecological household were analyzed. The first factor was grain. The second factor was sideline production. The third factor was aquaculture. The fourth factor was economic crops. Regression analysis of main components showed that agricultural net incomes of the households were positively correlated with greenhouses, vegetable planting, temporary work outside, alfalfa planting, the amount of pigs on hand and negatively correlated with other items. The incomes of 5 households were above the average and 7 households under the average. The comprehensive score of No. 12 household was maximum and No. 5 household minimum.
出处
《农业科学研究》
2009年第2期70-73,78,共5页
Journal of Agricultural Sciences
基金
宁夏发改委科技攻关资助项目"城西滩扬黄灌区节水型高效生态农业建设技术研究与示范"
关键词
宁夏扬黄新灌区
生态模式户
家庭经济收入
主成分分析
new irrigation area pumping water from the Huanghe River in Ningxia
ecological household
household income
main component
