Citation | Ullah, N., A. Basit, A. Gul, I.A. Khan, A. Rehman, N. Shafqat, Attaullah and Asma. 2025. Synthesis, characterization and antibacterial activity of silver and gold nanopartical by using Isatis costatal L. flovoniod extract. Sarhad Journal of Agriculture, 41(3): 1255-1265. DOI | https://dx.doi.org/10.17582/journal.sja/2025/41.3.1255.1265