Effects of genotype and ripening stage on the nutritional properties of watermelon cultivars were assessed by analysis of variance (ANOVA). When a significant difference was detected, means were compared using the least significant difference (LSD) test (P < 0.05). All statistical comparisons were performed using SAS Version 6.1 software (SAS Institute, Cary, NC, USA). Correlations were done using Person’s correlation coefficient (r)