摘要
对河西走廊盐渍区建立草地农业系统的必要性、途径及效益进行了初步研究,并用多元分析方法分析了系统结构及效益构成,据此提出本区当前农业调整方向应主要在于发展多种经营,增加人工草地面积及养畜比例,加速粮畜的商品化。
The necessity, methods and benefits of Grassland agricultural system construction were studied primarily, and the structure, income proportions of farm system were analysis by developing multiple regression models in the saline region of Hexi Corridor. the models identified improved farming system based on increased the production of more economic crop and livestock and the commodity proportion of the grain and animal.
出处
《草业科学》
CAS
CSCD
北大核心
1991年第4期7-9,15,共4页
Pratacultural Science
基金
国家自然科学基金
关键词
草地
农业系统
盐渍化
河西走廊
Hexi corridor
saline
Grassland agricultural System
multiple analysis
