Pengaruh Pupuk Petroganik Dan Pupuk Npk (15-15-15) Terhadap Pertumbuhan Dan P…

ABSTRACT This study aims to determine the interaction of petroganic fertilizer and NPK (15-15-15) fertilizer and the single factor of each treatment and to obtain the best combination of treatments for the growth and production of purple eggplant. The research was conducted experimentally with a completely randomized design (CRD) factorial. The first factor was the dosage of petroganic fertili…