| | | The 10th Arab Congress of Plant Protection. | 26-30 Oct, 2009 | Lebanon | Lecturer | |
| | Dr. Ahmad Katbeh | Workshop on the Profession of Public health Pests: a clean environment and human safety. | Jordan | 3/12/2012. | Lecturer | |
| | Scientific Research in Agricultural Development. | The third Scientific Agricultural Conference | Jordan | 27-29/4/1999. | Lecturer | |
| | Ahmad Katbeh-Bader, Guido Sabatinelli, Wafa Naser, and Stefano Ziani) | The 10th Arab Congress of Plant Protection. | Lebanon, Crown Plaza Hotel, Beirut, | 26-30 Oct. 2009. | Lecturer | |
| | Ahmad Katbeh-Bader, Lubna Nasir Edddin | The 10th Arab Congress of Plant Protection | Lebanon. | 26-30 Oct, 2009. | Lecturer | |
| | Ahmad Katbeh-Bader, wafa Naser | The 10th Arab Congress of Plant Protection | Lebanon. | 26-30 Oct, 2009. | Lecturer | |
| | | The 10th Arab Congress of Plant Protection | Lebanon. | 26-30 Oct, 2009. | Lecturer | |
| | | Sixth Arab Congress on Plant Protection | Lebanon. | 23-27/10/1997. | Lecturer | |
| | | The Eighth Arab Congress of Plant Protection. | | 2003. | Lecturer | |
| | | The Entomological Society of America National Conference | San Antonio, Texas, USA | 1989 | Lecturer | |
| | | The Ninth Arab Congress of Plant Protection. | Syria | 19-23 November. 2006 | Lecturer | |
| | | The Sixth Jordanian Agricultural Scientific Conference | JORDAN. | 9-12 April, 2007. | Lecturer | |
| | | The Arab Institution for the cities development and the Municipality of Amman. | Jordan. | 23-25. April,2002. | Lecturer | |
| | | The Arab Institution for the cities development and the Municipality of Amman | Jordan. | 23-25, April, 2002. | Lecturer | |