【摘要】 简析了陕西省渭北旱塬实施的以沼气为纽带的“三位一体”五配套良性循环生态农业模式、以退耕还林还草为核心的小流域综合治理模式及其经济、社会和生态三大效益。更多还原

【Abstract】 An optimum ecological agriculture model of five complete sets of ’trinity’, i.e. the development, management and construction of ecological environment, taking marsh gas as a link and a synthesized management model of drainage areas taking the remove of furrow to forest or grass as the core in Weibei Loess Plateau are stated. Their economic, social and ecological benefits are analyzed.更多还原