Dr. Wafaa Haggag, Plant Pathology Department, Head of Agriculture and Biology Research Division, National Research Centre, Egypt
E-mail: wafaa_haggag@yahoo.com

Dr. Said Elshahat Abdallah, Associate Professor of Agricultural & Biological Process Engineering, Department of Agricultural Engineering, Faculty of Agriculture, Kafrelsheikh University, Egypt
E-mail: saidelshahat@agr.kfs.edu.eg, dr.selshahat@gmail.com