Lihiang , Anatje. 2022. “EFFECT OF GIVINGGAMAL LEAF LIQUID ORGANIC FERTILIZER (Gliricidia Septum) ON CHLOROPHYLL LEVELS AND FRESH WEIGHT OF PAKCOY (Brassica Rapa L) PLANTS IN TOMOHON CITY”. Central Asian Journal of Medical and Natural Science 3 (2), 543-48. https://cajmns.centralasianstudies.org/index.php/CAJMNS/article/view/1185.