Abstract: | In order to mobilize the enthusiasm of the using of rural biogas in Heilongjiang Province, adapt to the pace of the new rural construction, improve the using efficiency of rural household biogas digester in Heilongjiang Province. The author used questionnaire survey, survey data obtained from the questionnaires of 27 villages in the 6 cities: Harbin City, Daqing City, Suihua City, Jixi City, Mudanjiang City, Hegang City, Heilongjiang Province was applied. The results showed that factors of strategies of state subsidies, education level of farmers, technology service system, costs for digesters’ operation and construction had a great effect on the efficiency. And then suggestions to improve the efficiency were put forward. |