Aplikasi Poc Urine Sapi Dan Pupuk Npk 16:16:16 Terhadap Pertumbuhan Dan Produ…

ABSTRACT Eggplant is an important horticultural crop with high nutritional and economic value. In Riau Province, cultivation is increasingly directed toward marginal lands such as Inceptisols, which are characterized by low fertility, acidic pH, limited nutrient availability, and low organic matter. Improving eggplant productivity on such soils requires integrated fertilization strategies comb…