沼气池上建塑料棚,既可保护沼气池安全越冬并产气,又可种菜增收,一举两得。古浪县土门公社王府大队新农村吴占元家,去年7月在国家扶持下,修建了一个14.7立方米的水泥预制块装配式“三结合”沼气池。从7月到11月他家6口人每天可以用沼气烧三顿饭,晚上点两盏灯。9月下旬 Biogas digesters built on the plastic shed, can protect the digester safe and winter, and gas production, but also planting income, serve two purposes. Gulang County Tumen Commune Wangfu Brigade Wu Zhanyuan new home, in July last year with the state support, the construction of a 14.7 cubic meters of cement prefabricated assembly “three combination” digesters. From July to November his family of six people can use methane gas to cook three meals a day and two lights at night. Late September