Aplikasi Abu Sekam Padi Dan Pupuk Npk Terhadap Pertumbuhan Dan Produksi Tanam…

ABSTRACT Shallot (Allium ascalonicum L.) is an important horticultural commodity widely consumed in Indonesia, but its productivity in Riau Province remains low. This study aimed to determine the interaction effect of rice husk ash and NPK fertilizer, the single factor effects, and the best treatment combination on the growth and production of shallot plants. The experiment was conducted u…