【摘要】 对典型都市南京市傅家边农业科技园生态农业可持续发展评价结果表明 ,南京市傅家边农业科技园区茶叶、苗木花卉、青梅的综合评价指数分别为 3.4 81、3.2 4 0和 3.2 2 7,而传统种植业小麦、水稻的综合评价指数仅为1.4 91和 2 .16 5 ,表明都市生态农业种植业结构应向效益协调性好 ,能发挥地区比较优势 ,尽量减缓系统总熵量的增加和保持系统有序结构的方向调整。更多还原

【Abstract】 The sustainable development evaluation o f eco-agriculture in the Agric ultural Sc ience and Technology Garden of Fujiabian Village in Nanjing City show that the c omprehensive evaluating indexes of tea p lants,fruit-trees and green pl um in the garden are 3.481,3.240 and 3.227 respect ively while the comprehensive evaluating indexes of traditional cultivated crops such as wheat and rice are 1.491 and 2. 165 respectively.It is indicated that th e cultivated structure in farmfield ecos ystem should be adjusted to the directi ons of being high efficiency and harmony ,making the most of local comparative ad vantage,decreasing the total entropy and keeping the ordinal structure in the sy stem.更多还原