Triani, Nova, Elly Syafriani, and Medina Uli Alba Somala. 2021. “Counseling on How to Make and Apply Organic Fertilizers in Jabung Village, Ponorogo Regency ”. Nusantara Science and Technology Proceedings, May, 257-62. https://doi.org/10.11594/nstp.2021.0940.