Thiamethoxam [Actara], Ventage and an untreated control were tested for Cotton Mealy Bug. The figures given for the Actara and Ventage are %age mortality after a single spray on 31-10-2008, compared to the control.
Ventage: 3 days 89%, 7 days 83.73%
Actara: 3 days 91.43%, 7 days 82.4%
(420)
Thiamethoxam [Actara], Ventage and an untreated control were tested for Cotton Mealy Bug. The figures given for the Actara and Ventage are %age mortality after a single spray on 17-10-2009, compared to the control.
Ventage: 3 days 86.67%, 7 days 92.24%
Actara: 3 days 75.51%, 7 days 93.7% (420)
Thiamethoxam [Actara], Ventage and an untreated control were tested for Cotton Mealy Bug. The figures given for the Actara and Ventage are %age mortality after a single spray on 28-10-2008, compared to the control. Nymphs and Adults were counted separately.
Adults<br>
Ventage: 3 days 98.82%, 7 days 100%<br>
Actara: 3 days 99.33%, 7 days 99.33%<br>
Nymphs<br>
Ventage: 3 days 98.27%, 7 days 99.57%<br>
Actara: 3 days 95.07%, 7 days 99.29%<br>
Figures for 2009 - otherwise identical procedures as above even to date of single application being 28-10-2009:
Adults<br>
Ventage: 3 days 86.33%, 7 days 95.48%<br>
Actara: 3 days 98.00%, 7 days 97.75%<br>
Nymphs<br>
Ventage: 3 days 89.29%, 7 days 97.94%<br>
Actara: 3 days 93.45%, 7 days 98.96%<br> (421)
Profenofos ['Curacron'] and Ventage used on Cotton FH2007 (2008) and cotton FH901 (2009). Figures quoted are mortality %ages compared to a control at 24 hours, 48 hours and 96 hours:<br>
8-09-2008<br>
Ventage: 24hr - 69.88% 48hr - 80% 96hr - 75.36%<br>
Profenofos: 24hr - 77.56% 48 hr - 81.82% 96hr - 78.83%<br>
8-09-2009<br>
Ventage: 24hr - 64.50% 48hr - 76.46% 96hr - 65.60%<br>
Profenofos: 24hr - 64.61% 48 hr - 74.92% 96hr - 62.76%<br> (422)