Oedjijono, Oedjijono, Ratna Stia Dewi, Juni Safitri Muljowati, & Sri Lestari. " ISOLATION AND ACTIVITY OF NITRIFYING BACTERIA IN INCREASING THE VIABILITY OF SOIL NITROGEN." Proceeding ICMA-SURE [Online], (2024): 230-236. Web. 12 Jul. 2025