Pertumbuhan Dan Hasil Padi Gogo (Oryza Sativa L.) Pada Medium Podsolik Dengan…

ABSTRACT This study aimed to determine the interaction and main effects of fly ash (FA) and liquid organic fertilizer (LOF) from tofu liquid waste on the growth and yield of upland rice grown in podsolic soil, as well as to identify the optimal dosage for improving plant performance. The research was conducted in a greenhouse and the Soil Science Laboratory, Faculty of Agriculture, Riau Univer…