Pemberian Zeolit Sintetis Dan Pupuk K Terhadap Pertumbuhan Dan Hasil Tanaman …

ABSTRACT The decline in rice production in Riau Province is a major challenge in meeting food needs, which is caused by low soil fertility, especially in Ultisol soil. This study aims to evaluate the effect of synthetic zeolite and potassium (K) fertilizer on the growth and yield of upland rice (Oryza sativa L.) in Ultisol soil medium. The study was conducted factorially in a Completely Random…