The Potential Efficiency of Plant growth-promoting Rhizobacteria and Zinc Oxide Nanoparticles in Enhancing Pakchoi Tolerance to Lead Stress - Shoaib Ahmad; Abdul Ghafoor; Azeem Ahmad; Sarah Owdah Alomrani; Ahmad F. Alhomodi; Hamid Ullah; Tahira Akram; Lin Jianyu; Muhammad Ali Alshehri; Shafaqat Ali (Journal of Soil Science and Plant Nutrition, 2026)