1. Department of Horticultural Science, Faculty of Agriculture, University of Kurdistan, Sanandaj, Iran
2. Horticultural Research Department, Kurdistan Agricultural and Natural Resources Research and Education Center, AREEO, Sanandaj, Iran
3. Department of Horticultural Science, NC State University, Raleigh, NC, USA
4. Horticulture and Crop Research Department, Kermanshah Agricultural and Natural Resources Research and Education Center (AREEO), Kermanshah, Iran