Vermicompost and NPSZnB Fertilizer Levels on Maize (Zea mays L.) Growth, Yield Component, and Yield at Guto Gida, Western Ethiopia

Table 7

Interaction effect of vermicompost levels and inorganic NPSZnB fertilizer on grain yield (t·ha⁻¹) and grain yield increased (%) in Guto Gida, Western Ethiopia.

Vermicompost (t·ha^−1)	NPSZnB (kg·ha^−1)	Grain yield (t·ha^−1)
0	0	6.96^h
0	50	7.03^gh
0	100	7.24^ef
0	150	7.47^de
2.5	0	7.22^fg
2.5	50	7.32^def
2.5	100	7.74^cd
2.5	150	7.78^bc
5.0	0	7.29^ef
5.0	50	7.54^d
5.0	100	7.99^ab
5.0	150	7.97^ab
7.5	0	7.30^ef
7.5	50	7.71^cd
7.5	100	7.97^ab
7.5	150	8.03^a
value		0.005
LSD (0.05)		0.227
CV (%)		2.1

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