基于能值改进模型的红米与烤烟作物系统可持续性评价——以贵州省盘州市为例
孙凯, 梁龙, 李仲佰

Sustainability Evaluation of the Red Rice and Flue-Cured Tobacco Crop System Based on the Improved Emergy Model——A Case Study of Panzhou City, Guizhou Province
Sun Kai, Liang Long, Li Zhongbai
表4 2种典型农作系统的能值评价指标
Table 4 Emergy evaluation indexes of the two typical crop systems
项目
Item
红米
Red rice
烤烟
Flue-cured tobacco
传统能值评价指标
EMA index
EYR 2.28 0.65
ELR 0.02 0.03
ESI 116.84 19.43
能值改进评价指标
E-EMA index
EYR 2.28 0.66
ELR 0.49 0.03
EESI 4.63 19.87