Insecticidal activity of pyrethrum extract and its four insecticidal constituents against house flies. VI—Relative toxicity of pyrethrin I and pyrethrin II against four strains of house flies

1965 ◽  
Vol 16 (2) ◽  
pp. 85-89 ◽  
Author(s):  
R. M. Sawicki ◽  
M. Elliott
1954 ◽  
Vol 47 (5) ◽  
pp. 888-890
Author(s):  
W. A. Gersdorff ◽  
Norman Mitlin

1951 ◽  
Vol 44 (1) ◽  
pp. 70-73 ◽  
Author(s):  
W. A. Gersdorff ◽  
Norman Mitlin

1953 ◽  
Vol 46 (6) ◽  
pp. 945-948 ◽  
Author(s):  
W. A. Gersdorff ◽  
Norman Mitlin

2021 ◽  
pp. 30-36
Author(s):  
Tatyana Alekseevna Davlianidze ◽  

Knockdown resistance to pyrethroids and pyrethrins is the first sign of insecticide resistance, suggesting a decrease in insect nervous system sensitivity. On the Russian market of insecticides, there are many products in the aerosol package intended for the destruction of flying insects, which include pyrethroids, which provide a quick knockdown effect in insecticide susceptible insect strains. In resistant populations, in many cases, the reversibility of paralysis is observed, which indicates insufficient effectiveness of insecticidal products. The insecticidal activity of four products in aerosol package containing pyrethroids or pyrethrins in various concentrations on houseflies in natural populations was studied in comparison with the insecticide susceptible against laboratory on strain S-NIID. The most effective formulation was on the basis of natural pyrethrins. The reversibility of paralysis of resistant populations was detected using all aerosols and amounted to 0–37 % for the Kaluga strain, 10–93 % for the Krasnogorsk, KSK-1 0–87 %, KSK-2 20–99 %, S-NIID 0 %.


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