Mark E. Ascerno
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View article: Western Flower Thrips in Commercial Greenhouses
Western Flower Thrips in Commercial Greenhouses Open
6 pages. Illustrated. See also "Western Flower Thrips Feeding Scars and Tospovirus Lesions on Petunia Indicator Plants" (MI-7375-C/PC-7374-E), which includes photographs.
View article: Western Flower Thrips Feeding Scars and Tospovirus Lesions on Petunia Indicator Plants
Western Flower Thrips Feeding Scars and Tospovirus Lesions on Petunia Indicator Plants Open
2 pages. Includes photographs. For more information, see "Western Flower Thrips in Commercial Greenhouses" (PC-7374-E).
View article: Mass Trapping for Japanese Beetle (Coleoptera: Scarabaeidae) Suppression in Isolated Areas
Mass Trapping for Japanese Beetle (Coleoptera: Scarabaeidae) Suppression in Isolated Areas Open
Mass trapping to reduce an isolated population of Japanese beetles (Popillia japonica) was investigated. Four years of mass trapping produced a 97% reduction in P. japonica numbers. Although this study lacked strict statistical controls, w…
View article: Insect Phenology and Integrated Pest Management
Insect Phenology and Integrated Pest Management Open
Success of any pest management program requires knowing when to apply a treatment. Due to year to year weather variation, the calendar method is the least precise. Plant phenology is a more precise way to time treatments but it is subject …
View article: Effects of Ash Flower Induced by<i>Eriophyes fraxiniflora on Tree Vitality</i>
Effects of Ash Flower Induced by<i>Eriophyes fraxiniflora on Tree Vitality</i> Open
The effect of ash flower gall (AFG) on green ash (Fraxinus pennsylvanica) vitality was assessed using root starch, diameter at breast height (dbh) and shigometry techniques. A chi-square analysis for root starch content versus gall density…
View article: Ash Flower Gall: Within Tree Distribution and Chemical Management
Ash Flower Gall: Within Tree Distribution and Chemical Management Open
Ash flower gall (AFG) distribution within green ash (Fraxinus pennsylvanica), and the chemical control of Eriophyes fraxlniflora, which causes AFG are discussed. Gall density was found to be significantly different among three crown levels…
View article: Chemical Guide to Insect, Disease, and Weed Control on Turf 1983 (Revised 1983)
Chemical Guide to Insect, Disease, and Weed Control on Turf 1983 (Revised 1983) Open
This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.
View article: Insect Pests of Evergreens
Insect Pests of Evergreens Open
This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.
View article: Controlling Insects in the Home Vegetable Garden
Controlling Insects in the Home Vegetable Garden Open
This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.
View article: Insecticide Suggestions To Control Household Insects In 1980 (Revised 1980)
Insecticide Suggestions To Control Household Insects In 1980 (Revised 1980) Open
This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.
View article: Minnesota Tree Line: The Bronze Birch Borer, no.24, 1979
Minnesota Tree Line: The Bronze Birch Borer, no.24, 1979 Open
This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.