| Treatment/formulation . | Rate/acre (oz form.) . | Alfalfa weevil larvae per 5 sweeps . | ||||
|---|---|---|---|---|---|---|
| . | . | 7 DATa,d . | 14 DATd . | 21 DATd . | PTAb,d . | PTA % Controlc,d . |
| Untreated Check | - | 28.50a | 9.75ab | 19.5a | 19.25a | - |
| Cobalt Advanced 2.632EC | 24.0 | 2.00cd | 2.50b | 6.50a | 3.67c | 80.95a |
| Dimethoate 4E EC | 16.0 | 20.50ab | 25.00a | 18.75a | 21.41a | −11.25a |
| Malathion 5EC | 24.0 | 28.75a | 19.75a | 17.75a | 22.08a | −14.72a |
| Mustang Maxx 0.8EC | 4.0 | 25.50ab | 23.50a | 17.25a | 22.08a | −14.72a |
| Steward 1.25EC | 10.0 | 0.70d | 2.50b | 8.50a | 3.92c | 79.65a |
| Steward 1.25EC | 5.0 | 22.00ab | 9.75ab | 15.75a | 15.83ab | 17.75a |
| Whirlwind 4EC | 24.0 | 9.50bc | 6.75ab | 6.25a | 7.5bc | 61.04a |
| P>F | <0.0001 | <0.0001 | 0.0316 | <0.0001 | 0.0088 | |
| Treatment/formulation . | Rate/acre (oz form.) . | Alfalfa weevil larvae per 5 sweeps . | ||||
|---|---|---|---|---|---|---|
| . | . | 7 DATa,d . | 14 DATd . | 21 DATd . | PTAb,d . | PTA % Controlc,d . |
| Untreated Check | - | 28.50a | 9.75ab | 19.5a | 19.25a | - |
| Cobalt Advanced 2.632EC | 24.0 | 2.00cd | 2.50b | 6.50a | 3.67c | 80.95a |
| Dimethoate 4E EC | 16.0 | 20.50ab | 25.00a | 18.75a | 21.41a | −11.25a |
| Malathion 5EC | 24.0 | 28.75a | 19.75a | 17.75a | 22.08a | −14.72a |
| Mustang Maxx 0.8EC | 4.0 | 25.50ab | 23.50a | 17.25a | 22.08a | −14.72a |
| Steward 1.25EC | 10.0 | 0.70d | 2.50b | 8.50a | 3.92c | 79.65a |
| Steward 1.25EC | 5.0 | 22.00ab | 9.75ab | 15.75a | 15.83ab | 17.75a |
| Whirlwind 4EC | 24.0 | 9.50bc | 6.75ab | 6.25a | 7.5bc | 61.04a |
| P>F | <0.0001 | <0.0001 | 0.0316 | <0.0001 | 0.0088 | |
Means within columns followed by the same letter are not significantly different; Tukey’s HSD, P = 0.05.
aDAT = days after treatment.
bPTA = post-treatment average.
cPTA % Control = post-treatment average % control.
dSquare-root transformed data were used in analyses; non-transformed means are shown.
| Treatment/formulation . | Rate/acre (oz form.) . | Alfalfa weevil larvae per 5 sweeps . | ||||
|---|---|---|---|---|---|---|
| . | . | 7 DATa,d . | 14 DATd . | 21 DATd . | PTAb,d . | PTA % Controlc,d . |
| Untreated Check | - | 28.50a | 9.75ab | 19.5a | 19.25a | - |
| Cobalt Advanced 2.632EC | 24.0 | 2.00cd | 2.50b | 6.50a | 3.67c | 80.95a |
| Dimethoate 4E EC | 16.0 | 20.50ab | 25.00a | 18.75a | 21.41a | −11.25a |
| Malathion 5EC | 24.0 | 28.75a | 19.75a | 17.75a | 22.08a | −14.72a |
| Mustang Maxx 0.8EC | 4.0 | 25.50ab | 23.50a | 17.25a | 22.08a | −14.72a |
| Steward 1.25EC | 10.0 | 0.70d | 2.50b | 8.50a | 3.92c | 79.65a |
| Steward 1.25EC | 5.0 | 22.00ab | 9.75ab | 15.75a | 15.83ab | 17.75a |
| Whirlwind 4EC | 24.0 | 9.50bc | 6.75ab | 6.25a | 7.5bc | 61.04a |
| P>F | <0.0001 | <0.0001 | 0.0316 | <0.0001 | 0.0088 | |
| Treatment/formulation . | Rate/acre (oz form.) . | Alfalfa weevil larvae per 5 sweeps . | ||||
|---|---|---|---|---|---|---|
| . | . | 7 DATa,d . | 14 DATd . | 21 DATd . | PTAb,d . | PTA % Controlc,d . |
| Untreated Check | - | 28.50a | 9.75ab | 19.5a | 19.25a | - |
| Cobalt Advanced 2.632EC | 24.0 | 2.00cd | 2.50b | 6.50a | 3.67c | 80.95a |
| Dimethoate 4E EC | 16.0 | 20.50ab | 25.00a | 18.75a | 21.41a | −11.25a |
| Malathion 5EC | 24.0 | 28.75a | 19.75a | 17.75a | 22.08a | −14.72a |
| Mustang Maxx 0.8EC | 4.0 | 25.50ab | 23.50a | 17.25a | 22.08a | −14.72a |
| Steward 1.25EC | 10.0 | 0.70d | 2.50b | 8.50a | 3.92c | 79.65a |
| Steward 1.25EC | 5.0 | 22.00ab | 9.75ab | 15.75a | 15.83ab | 17.75a |
| Whirlwind 4EC | 24.0 | 9.50bc | 6.75ab | 6.25a | 7.5bc | 61.04a |
| P>F | <0.0001 | <0.0001 | 0.0316 | <0.0001 | 0.0088 | |
Means within columns followed by the same letter are not significantly different; Tukey’s HSD, P = 0.05.
aDAT = days after treatment.
bPTA = post-treatment average.
cPTA % Control = post-treatment average % control.
dSquare-root transformed data were used in analyses; non-transformed means are shown.
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