Predator*Treatment | Post treatment intervals (hours) | |||||||
---|---|---|---|---|---|---|---|---|
0 h | 2 h | 12 h | 24 h | 48 h | 72 h | 168 h | ||
Mean number of each predator ± SE | ||||||||
Coccinella | Control | 12.38 ± 1.54a | 9.50 ± 1.00c | 18.63 ± 2.21ab | 19.13 ± 1.47ab | 16.63 ± 1.78b | 16.25 ± 1.03b | 15.63 ± 1.72b |
Sulphur treated | 15.38 ± 1.78a | 4.75 ± 1.33d | 7.50 ± 0.82cd | 6.63 ± 0.80cd | 9.75 ± 0.77cd | 11.75 ± 0.68c | 14.00 ± 1.99b | |
Untreated second area | 13.00 ± 1.61a | 16.63 ± 3.45a | 20.25 ± 3.11a | 21.63 ± 3.43a | 22.38 ± 3.33a | 18.88 ± 2.29a | 19.75 ± 1.99a | |
Chrysoperla | Control | 11.50 ± 2.96a | 13.25 ± 3.18b | 16.63 ± 4.32b | 16.63 ± 5.08b | 16.75 ± 4.56b | 16.38 ± 3.77b | 18.63 ± 4.42a |
Sulphur treated | 11.25 ± 2.58a | 4.38 ± 1.64d | 4.13 ± 1.32e | 7.75 ± 1.91c | 10.25 ± 2.05cd | 9.88 ± 1.42c | 10.13 ± 0.61c | |
Untreated second area | 11.63 ± 2.85a | 16.50 ± 5.14a | 17.38 ± 5.18b | 18.75 ± 5.42b | 12.75 ± 2.70c | 9.88 ± 2.01c | 9.00 ± 0.89cd | |
Stethorus | Control | 6.50 ± 1.18a | 4.50 ± 0.87d | 8.75 ± 0.82c | 7.88 ± 1.38c | 8.25 ± 0.86d | 7.13 ± 0.77d | 7.88 ± 0.95cd |
Sulphur treated | 6.75 ± 1.11a | 1.25 ± 0.49e | 0.13 ± 0.13f | 0.75 ± 0.16e | 2.38 ± 0.57e | 1.63 ± 0.26e | 2.50 ± 0.57e | |
Untreated second area | 5.13 ± 0.72a | 4.13 ± 0.69d | 6.25 ± 0.49d | 4.25 ± 0.77d | 7.25 ± 94d | 7.38 ± 0.82d | 6.88 ± 0.44d | |
F value | 0.960NS | 11.679** | 8.287** | 9.682** | 6.662** | 9.591** | 11.198** | |
LSD at 5 % | – | 2.431 | 2.009 | 2.750 | 3.310 | 2.321 | 2.997 | |
P value | – | 0.0000 | 0.0001 | 0.0000 | 0.0004 | 0.0000 | 0.0000 |