Response of Two Maize (Zea mays L.) Varieties to Times of NPK (15-15-15) Fertilizer Application

Table 3

The interaction effect of the response of the maize varieties to different the time of fertilizer application on the yield and yield components.

Treatments	Cob length (cm)	NGCOB	1000 SW (g)	Grain yield (tons ha^−1)
V1T1	14.51^a ± 0.87	382.27^a ± 38.19	339.03^a ± 27.17	4.68^a ± 0.53
V1T2	14.43^a ± 1.73	314.80^a ± 18.90	328.27^a ± 15.01	3.70^a ± 0.41
V1T3	14.54^a ± 1.15	343.73^a ± 26.02	311.97^a ± 27.84	4.07^a ± 0.89
V1T4	13.11^a ± 0.52	338.90^a ± 21.07	312.90^a ± 10.18	3.94^a ± 0.32
V2T1	16.47^a ± 2.04	464.60^a ± 50.03	348.03^a ± 39.26	5.62^a ± 1.62
V2T2	14.03^a ± 1.73	486.20^a ± 38.97	356.70^a ± 6.49	6.03^a ± 0.83
V2T3	16.21^a ± 1.07	471.33^a ± 18.64	373.27^a ± 15.48	6.55^a ± 0.42
V2T4	15.04^a ± 0.84	471.33^a ± 4.01	353.17^a ± 20.24	5.73^a ± 0.33
LSD ()	NS	NS	NS	NS
CV (%)	8.8	7.3	5.6	13.7

Mean (±std. dev.) values followed by the same letters are not significantly different using the least significance difference test (LSD) at probability level. NGCOB, number of grains per cob; 1000 SW, 1000 seeds weight; NS, not significant.