Technology improvement strategy of cassava farming to support local food development: case study in Warung Kiara, Sukabumi Regency, West JavaFachrur Rozi, Imam Sutrisno and Dian Adi Anggraeni ElisabethE3S Web Conf., 361 (2022) 04009DOI: https://doi.org/10.1051/e3sconf/202236104009