Lubis EA, Lisdayani, Sari PM. Respons Pertumbuhan Beberapa Varietas Kedelai (Glycine max L Merr) Terhadap Penggunaan Pupuk Kompos dan Urea. Petrop [Internet]. 2019Dec.3 [cited 2025Aug.4];6(1):119-21. Available from: https://idjpcr.usu.ac.id/jpt/article/view/3048