Abstract In fly control, the development of new insecticidal compounds with oral action encourages the development of baits. Imidacloprid, which belongs to the chloronicotinyl class of compounds, is most active when it is ingested and
®1
it is used in fly control as a granule for application as scatter bait (QuickBayt Granular Fly Bait).
A 10% imidacloprid water dispersible, sugar based formulation, which can be applied as spray and paint-on, was developed as further option for fly control in livestock facilities. In contrast to residual contact insecticides imidacloprid
®1
WG 10 (QuickBayt
the flies particularly during their activity phase. The attractiveness of the WG 10 formulation is increased by a mixture of z-9 tricosene and a new fly attractant (LEJ 179) developed by Bayer. The product remained attractive for flies over a period of several weeks and moribund and dead flies were observed under field conditions up to 6 weeks when applied as spray and 8 weeks when applied as paint-on. A high level of pyrethroid resistance in fly populations did not influence the good results with imidacloprid WG 10. The fast knock down within minutes and long term activity of the imidacloprid WG 10 against Musca domestica (L.) (Diptera/Muscidae) after application as spray or paint-on was confirmed with numerous trials in different livestock housings.
Imidacloprid WG 10 was also effective against other fly species such as the blood sucking Stomoxys calcitrans (Linnaeus) (Diptera/Muscidae).
Key Words Musca domestica, imidacloprid, sprayable baits
Spray) must not be applied to every suitable surface, but only to areas, which are preferred by
Abstract In fly control, the development of new insecticidal compounds with oral action encourages the development of baits. Imidacloprid, which belongs to the chloronicotinyl class of compounds, is most active when it is ingested and®1it is used in fly control as a granule for application as scatter bait (QuickBayt Granular Fly Bait).A 10% imidacloprid water dispersible, sugar based formulation, which can be applied as spray and paint-on, was developed as further option for fly control in livestock facilities. In contrast to residual contact insecticides imidacloprid®1WG 10 (QuickBaytthe flies particularly during their activity phase. The attractiveness of the WG 10 formulation is increased by a mixture of z-9 tricosene and a new fly attractant (LEJ 179) developed by Bayer. The product remained attractive for flies over a period of several weeks and moribund and dead flies were observed under field conditions up to 6 weeks when applied as spray and 8 weeks when applied as paint-on. A high level of pyrethroid resistance in fly populations did not influence the good results with imidacloprid WG 10. The fast knock down within minutes and long term activity of the imidacloprid WG 10 against Musca domestica (L.) (Diptera/Muscidae) after application as spray or paint-on was confirmed with numerous trials in different livestock housings.Imidacloprid WG 10 was also effective against other fly species such as the blood sucking Stomoxys calcitrans (Linnaeus) (Diptera/Muscidae).คำสำคัญ Musca domestica, imidacloprid เหยื่อ sprayableสเปรย์) ต้องไม่สามารถใช้ กับทุกพื้นผิวเหมาะ แต่เฉพาะ พื้นที่ ที่ต้องการ
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