F. Polis M, Mutalib S. Mohammad A. Efficiency of Some Chalcone Derivatives in the Growth and Differentiation of Lettuce Callus: I–Initiation and Growth. RSCI [Internet]. 2005 Dec. 1 [cited 2025 Sep. 29];16(14):200-1. Available from: https://jamh.uomosul.edu.iq/index.php/rsci/article/view/46601