Mean infestation of cotton whiteflies on different Bt and non Bt cotton varieties. Means followed by the same letter in the same category are not significantly different at P≤ 0.05 

Mean infestation of cotton jassid on different Bt and non Bt cotton varieties. Means followed by the same letter in the same category are not significantly different at P≤ 0.05 

Percent infestation of PBW on different Bt and non Bt cotton varieties. Means followed by the same letter in the same category are not significantly different at P≤0.05 

Yield per acre (Kgs) in different Bt and non Bt cotton varieties. Means followed by the same letter in the same category are not significantly different at P≤ 0.05. 

Occurrence of CLCuV in different Bt and non Bt cotton varieties. Means followed by the same letter in the same category are not significantly different at P≤ 0.05.