Effect of NPK Fertilizer on Chemical Composition of Pumpkin (Cucurbita pepo Linn.) Seeds

Table 6

Antioxidant activities and its components in Pumpkin seeds as affected by NPK fertilizer.

NPK level (kg ha^−1)	Antioxidant activities (%)	Phenol (mg/100 g)	Flavonoid (mg/100 g)	Anthocyanin (mg/100 g)	Proanthocyanidin (mg/100 g)
0	90.4^a	47.45^a	10.95^a	0.095^a	0.013^a
50	89.9^a	47.12^a	10.63^a	0.097^a	0.013^a
100	89.9^a	46.38^a	10.460	0.098^a	0.013^a
150	77.0^b	33.36^b	4.5^b	0.062^b	0.006^b
200	61.3^c	10.02^c	2.47^bc	0.024^c	0.005^c
250	52.9^d	6.6^c	1.32^c	0.018^c	0.004^d

Means with the same letter in each column are not significantly different at 5% level of probability using Duncan’s multiple range test.