Parameters | Fields of IPM adopter | Fields of IPM non-adopter | Mean difference | |||||
2011-12 | 2012-13 | Mean | 2011-12 | 2012-13 | Mean | |||
Insect and disease infestation in % | Cutworm | 11.04 | 9.51 | 9.71 | 11.62 | 11.10 | 11.84 | -2.13 |
Fruit borer | 10.16 | 7.75 | 11.31 | 11.52 | ||||
White fly | 11.47 | 8.25 | 12.03 | 12.66 | ||||
Damping off | 10.75 | 6.37 | 11.34 | 11.28 | ||||
Leaf blight | 12.12 | 9.63 | 13.93 | 11.62 | ||||
Freq. of Chemical use | Insecticide | 2.76 | 2.19 | 2.14 | 3.23 | 4.11 | 3.44 | -1.30 |
Fungicide | 1.98 | 1.63 | 3.14 | 3.26 | ||||
Marketable yield (t/ha) | 49.29 | 53.39 | 51.34 | 44.34 | 40.14 | 42.24 | 9.10 | |
Variable Cost (taka/ha) | 221,094 | 218,742 | 219,918 | 221,833 | 222,787 | 222,310 | −2392 | |
Gross return (taka/ha) | 517,519 | 534,767 | 526,143 | 471,021 | 474,273 | 472,647 | 53,496 | |
BCR | 2.34 | 2.44 | 2.39 | 2.12 | 2.12 | 2.12 | 0.47 |