This research aims to study the effect of solid compost and organic fertilizer in reducing NPK fertilizer on shallot plants (Allium ascalonicum L.). The study used a completely randomized design (CRD) with four replications, the treatments consisted of: 100% NPK, 100% NPK + solid compost, 75% NPK (25% reduction) + solid compost, 50% NPK (50% reduction) + solid compost, 100% NPK + solid compost …