Peningkatan Produktivitas Kedelai (Glycine Max (L.) Merrill) Pada Tanah Podso…

Soybean is one of the most popular agricultural commodities in Indonesia, but soybean production in Riau is still low, therefore it is necessary to make efforts to extend agriculture in the form of developing marginal land. This study aims to study and determine the interaction of Arbuscular Mycorrhizal Fungi (AMF) and coal fly ash (FA) zeolite and the main effect of each of these treatment…