M. Saied, S., صلاح, S. Hussan, W. and وسن 2025. Effect of Soil Extracts of Sunflower Residue In Germination and Growth of Wheat and Sunflower Cultivers. Rafidain Journal of Science. 19, 2 (Jun. 2025), 52–64. DOI:https://doi.org/10.33899/rjs.2008.42316.