S. A. F. Al-Salihi, M. and محمد 2025. A qualitative and A quantitative Study of Free Pool Amino Acids in Redia and Cercariae , (Furcocercous) which Infect Lymnaea aurcularia Snials. Rafidain Journal of Science. 21, 1 (Jun. 2025), 54–61. DOI:https://doi.org/10.33899/rjs.2010.38760.