Ahmad, S., Sehrish, A. K., Hussain, A., Zhang, L., Alomrani, S. O., Ahmad, A., Al-Ghanim, K. A., Alshehri, M. A., Ali, S., Sarker, P. K. (2026). Retraction Note: Salt stress amelioration and nutrient strengthening in spinach (Spinacia oleracea L.) via biochar amendment and zinc fortification: seed priming versus foliar application. Scientific Reports. https://doi.org/10.1038/s41598-026-43112-8