粮经作物复种生态系统社会、生态和经济效益及整体效益的系统分析

SYSTEMATIC ANAL SIS OF THE SOCIAL, ECOLOGIAL, ECONOMIC AND SYNTHETIC BENEFIT OF GRAIN AND VEGETABLE CROP IN MULTIPLE CROPPING

本文通过专家系统咨询,确定了评价四川盆地丘陵区粮、经作物间、套种植方式的评价指标及其比较效益优劣,再应用层次分析法[AHP]得到评价指标的权值。从而较客观、全面地系统分析、评价了粮、经作物间、套种植方式综合的整体效益。

Applying specialist systemic consultation determined the evaluation index and relative impor-tancc of multiple cropping with grain and vegetable crops in Sichuan basin hilly region and then the weight of evalution index in soil, ecological and economic benifit was got by AHP. Thereby, a comprehensive analysis and synthetic evaluation of various multiple cropping forms in grain and vegetable crops were obtained.