Immanuel Montolalu. ADMINISTRATION OF EM4 ON GROWTH AND PRODUCTION OF KANGKUNG (Ipomea reptans Poir). Euro. J. Res. Dev. Sus. [Internet]. 2022Jun.6 [cited 2025Jan.10];3(6):31-4. Available from: https://scholarzest.com/index.php/ejrds/article/view/2307