Jalal, H, EL Salah, L Rachid, and R Fouad. “Optimising Digestate Fertilisation for Onion (Allium Cepa L.) Production under Semi-Arid Conditions: Effects on Soil Fertility, Crop Performance and Yield”. Plant Science Today (April 20, 2026). Accessed April 25, 2026. https://horizonepublishing.com/journals/index.php/PST/article/view/12843.