Zobrazeno 1 - 10
of 94
pro vyhledávání: '"F. W. Knapp"'
Publikováno v:
Journal of economic entomology. 64(6)
Autor:
F. W. Knapp
Publikováno v:
American Entomologist. 40:141-143
Publikováno v:
Journal of the American Mosquito Control Association. 11(4)
Larvae of Aedes hendersoni, Ae. atropalpus, and 6 geographic strains of Ae. triseriatus were compared in terms of their susceptibility to malathion and permethrin. Aedes atropalpus was most tolerant to malathion, whereas Ae. triseriatus (Walton strai
Autor:
J E, Cilek, F W, Knapp
Publikováno v:
Journal of the American Mosquito Control Association. 11(3)
Residual effectiveness of plaster matrix formulations of temephos and temephos plus an emulsifier (Atlox 3409F) were evaluated against Aedes aegypti larvae during an 8-wk period. Formulations of 2% and 5% (AI) Atlox with 5% (AI) temephos yielded 100%
Publikováno v:
Medical and veterinary entomology. 8(1)
The ability of adult Stomoxys calcitrans (L.) (Diptera: Muscidae) to retain viable Ehrlichia risticii (Rickettsiaceae), the aetiologic agent of Potomac horse fever (PHF), and mechanically transmit the pathogen from citrated bovine blood artificially
Autor:
J E, Cilek, F W, Knapp
Publikováno v:
Journal of the American Mosquito Control Association. 8(2)
Mass emergences of adult Chironomus riparius have been regularly occurring in late February near residential areas adjacent to a creek receiving municipal sewage effluent located in Lexington, Kentucky. Prior to attempting control of this chironomid,
Publikováno v:
Journal of economic entomology. 84(3)
The effect of previous insecticide use patterns for horn fly control on the susceptibility spectrum of horn fly (Haematobia irritans [L.]) populations from Kentucky and Arkansas is described. Populations of horn flies from both states were tested wit
Publikováno v:
Journal of the American Mosquito Control Association. 7(2)
The residual concentration and efficacy of Abate 5CG (impregnated in celatom granules) and plaster pellets impregnated with either Abate 4E or technical temephos were compared against late 3rd-instar Aedes aegypti larvae. Both plaster pellet formulat
Autor:
J. D. Webb, F. W. Knapp
Publikováno v:
Arthropod Management Tests. 21:397-397
Tests were conducted on 5 beef cattle herds in central Kentucky using insecticide ear tags against horn flies and face flies. Ear tags were applied 1/ear in all tests during a 5-day period starting 10 Jun 1995. All tags were applied 1 per ear on all
Autor:
J. D. Webb, F. W. Knapp
Publikováno v:
Arthropod Management Tests. 20:323-323
Tests were conducted on 8 beef cattle herds in central Kentucky using insecticide ear tags against horn flies and face flies. Ear tags were applied 1/ear in all tests during a 5-day period starting 10 Jun. Python tags were applied to 35 heifers (1/an