DETERMINATION OF SWEETPOTATO [Ipomoea batatas (L.) Lam.] GENOTYPES SUITABLE TO THE AEGEAN REGION OF TURKEY

A total of ten sweetpotato genotypes were grown in a field trial in 2003 and 2004 and certain agronomical and quality characteristics were determined. Local variety Hatay Kirmizi (Hatay Red) was selected as suitable to the Aegean Region for storage root number (7.7) and storage root yield (8.1 tons /ha) as well as acceptable quality characteristics: dry matter content: 41.8 %; sugar content: 2229.3 mg /kg; beta eta carotene 7.03 mg/100 g; vitamin A: 11716.3 IU; vitamin C: 38.6 Mg /100 g. Another introduced variety Regal was also selected for yield (6.6 ton /ha) and starch content (31.1 g/100 g), Beta carotene (7.04 mg /100 g) and vitamin A (11745 IU) for the Aegean Region.