The "Learning by working with farmers- Miscellaneous grains re-cultivation activity in village" practiced to revitalize traditional agricultural communities through re-cultivation, and through cross-field teacher and student teams and fields to form a mutual assistance mechanism for co-cultivation and learning, and innovative agricultural development The problems that need to be solved are combined with teaching planning to promote industrial cooperation, and develop the agricultural industry by raising agricultural talents, assisting agricultural technology, and assisting agricultural economy. With the intention of roaming grains, the crop itself is the protagonist, highlighting the history of crop cultivation, and presenting multiple possibilities for cross-regional cooperation in grain processing. It also guides the community to pay attention to farming environmental issues, follow the main irrigation channels as the trajectory, spread to the coastal villages, and jointly pay attention to the issues of channel ecology and management. Revitalize traditional agricultural communities through re-cultivation actions, and use sustainable farming, ecological rooting, creative value-added and marketing expansion to expand the four main axes, covering farming technology in crop production, material application, inspection and control, sustainable farming environment maintenance, and processing technology to enhance creative marketing Issues such as effectiveness. Introduce new agricultural technology and management concepts from the practical actions of re-cultivation of miscellaneous grains, cultivate new agricultural talents, and guide new rural areas through the road of re-cultivation, and hope that this will nurture new rural industries.