Fungicidal activity of extracellular products of cyanobacteria against Alternaria porri. Research Authors Sobhy I. I. Abdel-Hafez, Abo-Elyousr, K.A.M., and Ismail R. Abdel-Rahim (2015). Research Journal European Journal of Phycology, 2 Research Rank 1 Research Website http://www.tandfonline.com/toc/tejp20 Research Year 2015