Irwangga, Yusrial, Ruth Riah Ate Tarigan, & Devi Andriani Luta. " THE EFFECTIVENESS OF GIVING COFFEE DREGS COMPOST AND POC HORSE URINE ON RADISH PRODUCTION (Raphanus Sativus L.)." International Proceeding of Law and Economic [Online], (2020): 322-325. Web. 2 Mar. 2024