Levels of Biochar and NPS Fertilizer Rates on Growth, Yield Component, and Yield of Maize (Zea mays L.) at Guto Gida, Western Ethiopia

Table 5

Interaction effect of biochar levels and inorganic NPS fertilizer rates on ear weight (g) and thousand kernel weight (g) of maize in Guto Gida, Western Ethiopia.

Biochar (t·ha^−1)	NPS (kg·ha^−1)	Ear weight (g)	Thousand kernel weight (g)
0	0	235.30^f	40.16^e
0	50	237.80^ef	42.84^cd
0	100	266.20^bc	42.33^de
2	0	246.50^de	41.40^de
2	50	245.80^de	42.92^cd
2	100	272.80^ab	46.05^ab
4	0	248.40^d	41.61^de
4	50	258.50^c	43.29^cd
4	100	274.30^ab	47.81^a
6	0	247.20^d	42.30^de
6	50	266.50^bc	45.00^bc
6	100	274.70^ab	46.77^ab
8	0	248.70^d	42.51^d
8	50	276.00^a	46.92^ab
8	100	275.10^ab	46.77^ab
LSD (0.05)		8.971	2.225
CV (%)		2.1	3.0

LSD = least significant difference; CV = coefficient of variation (%). Means in the same column followed by the same letter(s) are not statistically significant different at 5% probability level.