Simatupang, Lambok, Chairani Hanum, and Hamidah Hanum. 1. “Trearments of Water and Manure From the Buffaloes on Growth and Production of Some Rice (Oryza Sativa) Varietas”. Jurnal Online Pertanian Tropik 3 (2). https://doi.org/10.32734/jopt.v3i2.2963.