Baan, Butuan City – To step up farmers’ knowledge and the promotion of planting cassava in Caraga Region, the School on-the-Air (SOA) on Cassava Production for Agusan del Sur started airing last May 28, 2019 and will be heard every Tuesday at 5-6 am at Hope Radio Philippines Butuan (DXIM 93.5 FM and DXHR 1323 AM).