Skip to main content

Table 4 Partial budget analysis for effect of Bt cotton on insecticide application frequency on cotton bollworm

From: Field efficacy of genetically modified FK 95 Bollgard II cotton for control of bollworms, Lepidoptera, in Ghana

Treatment Insecticide supplication frequency Output Input Net profit Cost–benefit ratio
Seed cotton yield (kg/ha) Increased yield over control (kg/ha) Value of increased yield (Gh¢) Cost of insecticide (Gh¢) Labour charges for spraying (Gh¢) Total cost (Gh¢)
FK 95 BG II 6 1657.7 1148.3 987.3 120.0 300.0 420.0 567.3 1:1.35
FK 95 BG II 2 1173.0 663.6 570.7 32.0 100.0 132.0 438.7 1:3.32
FK 37 6 1149.7 640.3 550.4 120.0 300.0 420.0 130.4 1:0.31
FK 37 2 509.4    
  1. Price of seed cotton at Ghana cedis (Gh¢) 0.86/kg; insecticides Tihan at Gh¢120.00/litre and Thunder at Gh¢70.00/litre
  2. Both insecticides applied at 0.2 L/ha; Tihan and Thunder applied thrice each (6 sprays) and Thunder only (2 sprays)
  3. Labour for spraying at Gh¢50.00/ha
  4. NB: Gh¢4.50 = US$1.00