Acid-Modified Biochar Mitigates Salt Stress in Maize by Enhancing Nutrient Availability and Antioxidant Defense System Under Variable Salt-Affected Soils - Hiba Shaghaleh; Tahira Akram; Muhammad Zia-ur-Rehman; Muhammad Usman; Yousef Alhaj Hamoud; Muhammad Rizwan; Hesham F. Alharby; Amnah M. Alamri; Basmah M. Alharbi; Awatif M. Abdulmajeed (Journal of Soil Science and Plant Nutrition, 2025)