Zobrazeno 1 - 4
of 4
pro vyhledávání: '"P. E. Rensner"'
Publikováno v:
Journal of Economic Entomology. 93:1096-1104
Laboratory, greenhouse and field studies were conducted to characterize the insecticidal properties of genetically altered forms of Autographa californica (Speyer) nucleopolyhedrovirus (AcNPV) and Helicoverpa zea (Boddie) NPV (HzNPV) against selected
Publikováno v:
Journal of Economic Entomology. 83:943-947
Six squash cultivars, Cucurbita spp., were evaluated in the field during 1983 and 1984, and five cucurbit hosts were evaluated during 1985 for ovipositional preference by squash bugs, Anasa Tristis (De Geer). Yellow straightneck ‘Hyrific’ and cro
Publikováno v:
Insecticide and Acaricide Tests. 16:239-239
A field of spring wheat in Murdo, S. Dak., was naturally infested with an average of 1.16 army cutworms/ft2. The field was divided into plots (40 ft2) and treated with Lorsban, Asana and untreated checks with 3 replications. Applications (13 Apr) wer
Publikováno v:
Journal of Economic Entomology. 81:1073-1079
The population dynamics of the squash bug, Anasa tristis (DeGeer), and the seasonal development of the squash plant, Cucurmta pepo L. variety ‘Hyrific,’ were monitored during 1984 and 1985. Numbers of squash bugs increased dramatically throughout