Research Article
Effect of the Irrigation Interval and Nitrogen Rate on Yield and Yield Components of Onion (Allium cepa L.) at Arba Minch, Southern Ethiopia
Table 9
Marginal rate of return (MRR) in respect of irrigation and fertilizer N levels on marketable yield of onion.
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Ir2 = 6 days irrigation interval; Ir3 = 9 days irrigation interval; Ir4 = 12 days irrigation interval; N1 = 50 kg nitrogen; N2 = 100 kg nitrogen. |