Pembuatan Pupuk Organik Padat Menggunakan Bioaktivator Em4 Dari Campuran Aran…

Organic fertilizer is fertilizer made from organic materials that have become waste or feces of organisme by means of composting. Coconut shell and livestock manure is available in abundance in Pekanbaru City has not been widely utilized. Through the development of appropriate technology and simple waste can be processed into organic fertilizer as an alternative to reduce waste. The method used…