Phytochemicals in Leaves and Roots of Selected Kenyan Orange Fleshed Sweet Potato (OFSP) Varieties

Table 5

Tannins and soluble oxalates (dry basis) in leaves and roots of nine Kenyan sweet potato varieties.

Variety	Plant part	Oxalates (mg/100 g)	Tannins (g/100 g)
K/KA/2004/215	Leaves	853.83 ± 26.55^c	5.05 ± 0.05^a
	Roots	130.58 ± 4.88^ij	0.09 ± 0.01^g
Kenspot 5	Leaves	687.93 ± 59.77^d	4.22 ± 0.33^bc
	Roots	152.52 ± 23.47^i	0.07 ± 0.00^h
SPK004	Leaves	827.34 ± 52.59^c	4.51 ± 0.12^b
	Roots	87.21 ± 1.22^l	0.05 ± 0.01^i
Vitaa	Leaves	657.38 ± 112.72^de	4.53 ± 0.17^b
	Roots	25.58 ± 1.45^m	0.08 ± 0.01^h
WhiteSP	Leaves	796.87 ± 9.73^c	3.84 ± 0.23^cd
	Roots	98.62 ± 13.43^kl	0.04 ± 0.00^i
Kabode	Leaves	1369.09 ± 81.47^b	0.87 ± 0.11^j
	Roots	793.31 ± 40.03^c	0.10 ± 0.01^g
Kenspot 4	Leaves	511.62 ± 20.54^f	4.00 ± 0.39^b
	Roots	235.01 ± 48.73^g	0.04 ± 0.00^i
SPK031	Leaves	741.34 ± 87.07^c	3.57 ± 0.53^d
	Roots	180.98 ± 10.96^h	0.13 ± 0.02^f
Yellowsp	Leaves	1618.71 ± 42.39^a	2.91 ± 0.14^e
	Roots	122.83 ± 6.69^j	0.07 ± 0.00^h

Results are means of triplicate samples ± standard deviation; values with similar letters in the same column are not significantly different at .