Faculty of Agriculture at Tanta University held the defense of the PhD dissertation submitted by the student Doaa Hamdy Abdel-Shafy, registered for a Ph.D. in Agricultural Sciences (Pesticide Chemistry and Toxicology), under the title:

"Control of Downy Mildew in Onion Using Some Fungicides and Chemical Inducers"

Supervisory Committee:

• Prof. Sobhy Abdel-Rahim Hamed – Professor of Pesticide Chemistry and Toxicology, Head of the Plant Protection Department, Faculty of Agriculture, Tanta University.

• Prof. Abdel-Nasser Badawy El-Sayed – Senior Research Supervisor and Vice Director of the Plant Diseases Research Institute for Extension and Training, Agricultural Research Center, Giza.

• Assist. Prof. El-Sayed Abdel-Aziz Keshk – Emeritus Assistant Professor of Pesticide Chemistry and Toxicology, Plant Protection Department, Faculty of Agriculture, Tanta University.

• Assist. Prof. Sabry Abdel-Monem Abdallah – Assistant Professor of Pesticide Chemistry and Toxicology, Plant Protection Department, Faculty of Agriculture, Tanta University.

Judgement and Defense Committee:

• Prof. Helmy Ali Ibrahim Anbar – Emeritus Professor of Pesticide Chemistry and Toxicology, Plant Protection Department, Faculty of Agriculture, Tanta University (Internal Examiner & Committee Chairman).

• Prof. Khaled Yassin Abdel-Halim – Professor of Pesticide Toxicology at the Central Pesticide Laboratory, Agricultural Research Center, Giza (External Examiner).

• Prof. Sobhy Abdel-Rahim Hamed – Professor of Pesticide Chemistry and Toxicology, Head of Plant Protection Department, Faculty of Agriculture, Tanta University (Supervisory Committee Representative).

• Prof. Abdel-Nasser Badawy El-Sayed – Senior Research Supervisor and Vice Director of the Plant Diseases Research Institute for Extension and Training, Agricultural Research Center, Giza (Supervisory Committee Representative).

The defense took place on Monday, February 10, 2025, at the conference hall of the faculty.

2/11/2025