Agronomic Productivity and Organic Fertilizer Rates on Growth and Yield Performance of Cabbage (Brassica oleracea var. capitata L.) in Northwestern Ethiopia

Table 5

Marginal rate of return (MRR) of cabbage yield as affected by bud number and farmyard manure fertilizer rates in northwestern Ethiopia.

Treatment combinations	TVC (USD/ha)	MC (USD/ha)	NB (USD/ha)	MB (USD/ha)	MRR (%)
1:0	0.00		484.61
1:2.5	52.88	52.88	2,176.34	1,691.73	61.5
2:2.5	55.76	2.88	2,519.61	343.26	228.8
2:5	108.65	52.88	5,679.03	3,159.42	114.8

MC = marginal cost, MB = marginal benefit, and MRR = marginal rate of return.