Pertumbuhan Dan Hasil Bawang Merah (Allium Ascalonicum L.) Di Tanah Gambut De…

ABSTRACT Shallots (Allium ascalonicum L.) are an important horticultural commodity with high economic and health value. In Riau, the increasing demand for shallots has not been matched by local production, mainly due to the dominance of peatlands with low fertility. The use of organic amendments such as oil palm frond compost and empty fruit bunch biochar can improve soil fertility and crop pr…