Figure 7: The Vitamin C (mg / 100g) of green leafy vegetables as affected by various processing methods SDS: Slicing and sun drying; SHDS: Slicing and shade drying; SDU: Unslicing and sun drying; SHDU: Unslicing and shade drying; CS: Slicing and cook. Bars carrying the same letters are not significantly different (P > 0.05).