1.
Ichpan Zulfansyah, Fuad, Nurhayati, Nor Azma Yusuf. THE EFFECT OF PALM OIL SHELL BIOCAR AND P AND K FERTILIZER ON THE GROWTH AND PRODUCTION OF SOYBEAN PLANTS (Glycine max). IJSET [Internet]. 2024 Jun. 29 [cited 2025 Sep. 11];3(7):2891-8. Available from: https://ijset.org/index.php/ijset/article/view/1072