Control of Whitefly (Bemisia tabaci Q- Biotype) on Hibiscus
Hibiscus plants grown in 4-inch containers
- Six Replicates
- Drench treatment: applied once using 3 fl. oz. solution/pot
- Mainspring 6 fl. oz. Spray – applied twice on 14 day interval
- Counts made on two leaves per plant (Weeks 1-7)
- Counts made on 4 leaves per plant (Week 8)
| Treatment |
Mean Number of Life Stages |
Week
0 |
Week
1 |
Week
2 |
Week
3 |
Week
4 |
Week
5 |
Week
6 |
Week
7 |
Week
8 |
| |
Eggs
|
N
|
N
|
PE
|
N
|
PE
|
N
|
PE
|
N
|
PE
|
N
|
PE
|
N
|
PE
|
N
|
PE
|
| Control |
55.75
|
50.41
|
45.4
|
3.33
|
14.9
|
40.6
|
119.3
|
41.2
|
75.4
|
50
|
22.5
|
87
|
59.3
|
98.6
|
32.8
|
46.4
|
| Mainspring GNL 6 fl. oz. (Spray) |
55.58 |
7.41 |
0.08 |
0 |
0 |
0 |
0.25 |
0 |
0 |
0 |
0 |
0 |
0.42 |
0.83 |
2.54 |
0.41 |
| Mainspring GNL 8 fl. oz. (Drench) |
56.16 |
13 |
0.08 |
0 |
0 |
0 |
0.92 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
2.33 |
0.08 |
| Mainspring GNL 12 fl. oz.(Drench) |
55.91 |
11.66 |
0 |
0 |
0 |
0 |
0.42 |
0 |
0 |
0 |
0.18 |
0 |
0.42 |
0 |
0.16 |
0 |
Life Stages: N=nymphs, PE = pupal emergence > completed life cycle
2016 – Osborne, UFL- Apopka
© Syngenta. Important: Always read and follow label instructions. Product may not be registered for sale or use in all states or counties and/or may have state-specific use restrictions. Please check with your local extension service to ensure registration status and proper use. Trademarks are the properties of their respective owners.