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Table 4 Partial budget analysis for insecticide application frequency on A. catalaunalis

From: Sesame sowing date and insecticide application frequency to control sesame webworm Antigastra catalaunalis (Duponchel) in Humera, Northern Ethiopia

S/no Cost–benefit data Insecticide application frequency (F)
F0 F1 F2 F3 F4 F10
1 Yield kg/ha 132.48 215.5 389.4 386.5 400.4 478.1
2 Price USD/kg 0.9 0.9 0.9 0.9 0.9 0.9
3 Total revenue USD/ha (1*2) 116.3 189.3 341.9 339.4 351.6 419.8
4 Total input cost USD/ha 0.0 31.2 62.4 93.7 124.9 312.2
5 Net profit USD/ha (3–4) 116.3 158.0 279.4 245.8 226.7 107.6
6 Dominance (D)   D D D
MRR
7 Marginal cost USD/ha 0.0 31.2 31.2    
8 Marginal benefit USD/ha 0.0 41.7 121.4    
9 MRR (8/7) % 133.6 389.1    
  1. MRR = marginal rate of return, WAE = weeks after emergence