Specializations:

• 2010 - University of Georgia, USA, March
• 2005  - Fulbright scholarship, Texas A&M University, USA, March 20, 2005 - March 8, 2006
• 2001  - Cochran Fellowship Program, University of Missouri, USA, September 02 - September 19
• 2001  - Wageningen University, Fruit Research Station – Randwijk, Glasshouse Research Station – Naaldwijk, Netherland, May 28 - June 08
• 1995  Research Institute for Vegetable Crops, Ascoli Piceno, Italy, June 24 - June 30