Isolation of Trichoderma and evaluation their antagonistic potentiality against Alternaria porri. Research Authors Abo-Elyousr, K.A.M., Sobhy I. I. Abdel-Hafez, and Ismail R. Abdel-Rahim (2014). Research Journal Journal of Phytopathology, 162(9), 567-574. Research Pages 162(9), 567-574. Research Rank 1 Research Year 2014