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

Table 10

Effects of biochar and shade application on nitrate (mg/kg).

Shade (%)	Doses of biochar (ton ha^−1)					Mean
	K	0	10	15	20
0	357.23	543.96	566.97	711.17	740.18	583.9 a
50	488.21	641.67	627.59	859.36	607.00	644.77 a
70	469.78	655.45	724.63	718.02	841.23	681.82 a
Mean	438.4 c	613.69 b	639.73 ab	762.85 a	729.47 ab	-

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