Effects of Shade and Biochar Application on the Quercetin Content of Longevity Spinach in Inceptisol

Table 11

Effects of biochar and shade application on total nitrogen content (%).

Shade (%)	Doses of biochar (ton ha^−1)					Mean
	K	0	10	15	20
0	0.12	0.16	0.18	0.13	0.11	0.14 a
50	0.16	0.18	0.13	0.11	0.11	0.14 a
70	0.14	0.15	0.14	0.09	0.11	0.13 a
Mean	0.14 ab	0.16 a	0.15 a	0.11 b	0.11 b	—

Means followed by the same letters are not significantly different at 5% DMRT.