Silalahi A, Karnadi K, Watunglawar B. Enhancing the Quality and Adoption of Local Organic Fertilizer through a Farmer Assistance Program in Lumajang: Peningkatan Kualitas dan Pemanfaatan Pupuk Organik Lokal melalui Program Pendampingan Petani di Lumajang. RCS Development [Internet]. 2026 Mar. 19 [cited 2026 Mar. 21];5(2):164-73. Available from: https://rcsdevelopment.org/index.php/rcsd/article/view/848