Zobrazeno 1 - 10
of 10
pro vyhledávání: '"W. B. Tappan"'
Publikováno v:
Journal of Economic Entomology. 75:1143-1146
Tank mix sprays of fenvalerate or permethrin with acephate or encapsulated methyl parathion were compared with sprays of the compounds alone for control of the green peach aphid, Myzus persicae (Sulzer), tobacco budworm, Heliothis virescens (F.), and
Autor:
D. W. Gorbet, W. B. Tappan
Publikováno v:
Journal of Economic Entomology. 74:283-286
Efficacy and economics of band and broadcast applications of aldicarb, carbofuran, and disulfoton granules in controlling Frankliniella fusca (Hinds) on peanuts, Arachis hypogaea L., were studied in 1976 through 1979. Excluding the check, thrips popu
Autor:
W. B. Tappan, D. W. Gorbet
Publikováno v:
Journal of Economic Entomology. 72:772-776
Seasonal populations of tobacco thrips, Frankliniella fusca (Hinds), in terminal buds and flowers of Florunner peanut, Arachis hypogea L., and control with acephate sprays were studied in 1977–78. Populations in buds and flowers were composed of ca
Publikováno v:
Journal of Environmental Quality. 2:96-99
Zineb, parathion, DDT, and Furadan were applied alone and in combination to field plots, with times and rates of application approximating current agronomic practice for the growth of shade-leaf tobacco in the area of Quincy, Florida. Persistence of
Publikováno v:
Journal of Economic Entomology. 67:648-650
Acephate as a spray and dust was evaluated in 1971–72 for control of the green peach aphid, Myzus persicae (Sulzer), tobacco budworm, Heliothis virescens (F.), and tobacco hornworm, Manduca sexta (L.), on cigar-wrapper and flue-cured tobaccos. Seas
Autor:
W. B. Tappan
Publikováno v:
Journal of Economic Entomology. 67:699-701
Autor:
U P, Roos, W B, Tappan
Publikováno v:
Journal of economic entomology. 65(1)
Publikováno v:
Pesticides monitoring journal. 3(2)
Publikováno v:
Journal of economic entomology. 66(1)
Publikováno v:
Journal of Economic Entomology. 66:197-198
Residues of methomyl applied as dust and spray on Florida cigar-wrapper and flue-cured tobaccos, respectively, at various rates and intervals prior to harvest were determined by gas chromatography. Mean residues in ppm ranged from 3.87 to 103.30 on c