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近年来,随着国家沼气项目的实施,我区户用沼气规模已达到7.2万户。我区沼气投料主要以牛羊粪、秸秆混合物为主要原料,在沼气建池后一次性投料、正常管理使用的用户,每年换料加料。近年来,由于沼气数量迅速增加和地区林果业面积迅猛发展,对牛羊粪需求也大大增加,造成纯粪厌氧发酵产沼
In recent years, with the implementation of the national biogas project, the scale of household biogas in our district has reached 72,000. In our district, biogas feed is mainly made of cattle, sheep manure and straw mixture as the main raw materials. Once the biogas is built, users who use it for normal management will be fed and refilled annually. In recent years, due to the rapid increase in the number of biogas and the rapid development of forestry area in the region, the demand for cattle and sheep dung also increased greatly, resulting in pure manure production by anaerobic fermentation