Parameters

Fields of IPM adopter (mean)

Fields of IPM non-adopter (mean)

t value

Insect and disease infestation

9.71

11.84

−2.085*

Chemical use (No. of times)

2.14

3.44

−2.008*

Marketable yield (t/ha)

51.34

42.24

7.649**

Variable cost (Tk./ha)

219,918

222,310

−0.876^NS

Gross return (Tk./ha)

526,143

472,647

2.328*

BCR

2.41

1.94

2.34*