渭北旱塬户用沼气生态系统效益分析  

The Profit Analysis on Household Biogas System in Weibei Dryland

作　　者：刘玉凤[1] 樊鸿章[1] 王虎[1] 郭西宁[1] 

机构地区：[1]杨凌职业技术学院,陕西杨凌712100

出　　处：《中国沼气》2005年第2期46-48,共3页China Biogas

基　　金：杨凌示范区重点推广项目 [99KJ1 0 ]

摘　　要：发展户用沼气系统是渭北旱塬建设生态农业及解决"三农"问题的主要途径。笔者于2000～2003年在渭北旱塬的彬县小章镇建立了生态农业示范基地,总结出渭北旱塬地区以沼气为纽带的"三位一体"、"四位一体"、"五配套"的生态农业模式,取得了显著的经济效益、生态效益和社会效益,成为彬县乃至黄土高原地区生态环境改善,生产力提高,经济收入较快增长的典范。Developing the household biogas system is the main way to construct eco-agriculture and solves the problems of rural area in loess plateau of Weibei region of China. An eco-agriculture demonstration base was built in Binxian County. During the years of 2000～2003, the eco-agriculture pattern of 'three in one', 'four in one' and 'five related sets' which took the biogas production as a link, were widely extended and a salient effect on economy, society and ecology have been made, which present a good model for Binxian as well as in the area of loess plateau for improving the ecological environment, increasing productivity and increasing the income of the peasants.

关 键 词：效益分析 生态系统 户用 2000-2003年 “三农”问题 建设生态农业 渭北旱塬地区 生态农业模式 生态环境改善 黄土高原地区 沼气系统 示范基地 三位一体 四位一体 经济效益 社会效益 生态效益 经济收入 五配套 生产力 彬县 

分 类 号：S216.4[农业科学—农业机械化工程] X171[农业科学—农业工程]