The accumulation of agricultural waste and dependence on fossil energy is still a problem in Simberuna Village, Pakpak Bharat. This study was aimed to determine farmers' perceptions of the utilization of corn cob waste into biogas. The method used was descriptive quantitative method. The research instrument was a questionnaire. The results showed that farmers have a very positive perception of the utilization of corn cob waste into biogas. Judging from the high interest and trust in the technology, 96.7 and76.7 percent, respectively. Resources such as land and water are considered available (100 percent), but community and government support was low (50 percent). All respondents were willing to recommend the innovation for implementation. Respondents agreedthat biogas can reduce waste, potentially increasing income and earnings (100, 83, 60 percent). Interest in training was very high (100 percent), but constraints included limited capital and financial assistance. Institutional and financial support is needed so that the utilization of corn cob waste can be implemented sustainably
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