Agronomic and Economic Performance of Rain-Fed Maize (Zea mays L.) Production under Varying Sowing Dates and Multinutrient Fertilizer Levels in Shire Area, Northern Ethiopia

Table 2

Marginal rate of return (MRR) and dominance analysis of treatment effects.

Treatments		Returns and costs (USD)
		Gross income		Total varying cost		Net income		Net income over control		MRR (%)		Dominance analysis (%)
		2018	2019	2018	2019	2018	2019	2018	2019	2018	2019	2018	2019
SD1	F0	1,228	1,437	0.00	0.00	1,228	1,437	—	—	—	—	—	—
	F1	1,614	1,855	130.60	130.60	1,484	1,724	256	287	196.00	220.00	196	220
	F2	2,105	2,286	187.45	187.45	1,918	2,098	690	661	368.20	352.87	763.78	658.11
	F3	2,275	2,398	318.05	318.05	1,957	2,080	729	643	229.32	202.22	30	−14^d
SD2	F0	1,283	1,324	0.00	0.00	1,283	1,324	—	—	—	—	—	—
	F1	1,659	1,789	130.60	130.60	1,528	1,659	246	334	188.00	256.00	188	256
	F2	1,972	2,210	187.45	187.45	1,785	2,022	502	698	267.87	372.38	451.35	639.73
	F3	2,105	2,225	287.32	287.32	1,818	1,938	535	614	186.36	213.64	33.38	−84.31^d
SD3	F0	1,003	1,162	0.00	0.00	1,003	1,162	—	—	—	—	—	—
	F1	1,330	1,690	149.04	149.04	1,180	1,541	177	379	119.07	254.02	119.07	254.02
	F2	1,502	2,064	205.89	205.89	1,296	1,858	293	695	142.31	337.69	203.24	557.03
	F3	1,648	1,930	367.22	367.22	1,281	1,563	278	401	75.69	109.12	−9.33^d	−182.57^d
SD4	F0	784	718	0.00	0.00	784	718	—	—	—	—	—	—
	F1	1,178	912	149.04	149.04	1,029	763	245	44	164.64	29.69	164.64	29.69
	F2	1,228	1,081	224.33	258.13	1,003	823	220	105	97.95	40.65	−34.08^d	55.63
	F3	1,246	1,118	336.49	336.49	909	781	126	63	37.40	18.77	−83.70^d	−53.33^d

^d, dominated treatment; USD, United States dollar.