Razak A, Barlian E, Herdi H, Marten T, Sholichin M. Training on Making NPK Liquid Organic Fertilizer With The Application of Econobiotechnology. SENJOP [Internet]. 17Jan.2023 [cited 25Apr.2024];5(1):71-6. Available from: http://senjop.ppj.unp.ac.id/index.php/senjop/article/view/153