Twospotted Spider Mite Potential on Soybean in Dry Areas Eileen Cullen, Extension Entomologist On July 22 Phil Pellitteri, UW-Madison Insect Diagnostic Clinic, received a report (confirmed with a plant sample) of twospotted spider mite on …
WCM newsletter
Japanese Beetle – Scouting and Thresholds for Soybean and Corn
Japanese Beetle – Scouting and Thresholds for Soybean and Corn Eileen Cullen, Extension Entomologist Questions have come in this week concerning Japanese beetle on soybean and corn. There is one generation of Japanese beetle per …
Soybeans appearing ‘puckered’ or ‘crinkled’ following high temperatures
Soybeans appearing ‘puckered’ or ‘crinkled’ following high temperatures Vince M. Davis, Cropping Systems Weed Scientist and Extension Specialist Temperatures across Wisconsin were in the 90’s and upper 90’s much of last week. Some areas were …
Diagnosing nutrient deficiencies in vegetable crops
Diagnosing nutrient deficiencies in vegetable crops Matt Ruark, Extension Soil Scientist Diagnosing nutrient deficiency symptoms in vegetables can be a challenge. They may be crops or plants with which we have little experience working with …
Considerations for late season UAN applications Matt Ruark, Extension Soil Scientist When deciding to make any late-season, rescue application of nitrogen (N), you will need to evaluate your N management program relative to the potential …
Western Bean Cutworm Moth Flight Has Begun
Western Bean Cutworm Moth Flight Has Begun Eileen Cullen, Extension Entomologist The annual flight of western bean cutworm (WBC) moths began this past week. The first moths of the season were recorded June 23-29 in Adams, …
Use caution if planting oilseed radish on highly erodible soil types
Use caution if planting oilseed radish on highly erodible soil types Heidi Johnson, Jefferson County UWEX Agriculture Agent, Jim Stute, Rock County UWEX Agriculture Agent Using oilseed radish as a cover crop after winter wheat …
Brown Marmorated Stink Bug
Brown Marmorated Stink Bug Bryan Jensen, IPM Program The Brown Marmorated Stink Bug (BMSB), Halymorpha halys, is an invasive, exotic insect pest recently introduced into the United States (Pennsylvania, 2001), and even more recently in …
Biological Control Parasitoid Released for Emerald Ash Borer Does not Harm Honeybee Colonies
Biological Control Parasitoid Released for Emerald Ash Borer Does not Harm Honeybee Colonies Eileen Cullen, Extension Entomologist Entomolgists with University of Wisconsin-Madison and USDA APHIS have initiated a biological control program for Emerald Ash Borer. …
Western Bean Cutworm Egg Masses and Larval Hatch- Scout Field and Processing Sweet Corn Fields
Western Bean Cutworm Egg Masses and Larval Hatch- Scout Field and Processing Sweet Corn Fields Eileen Cullen, Extension Entomologist Careful field scouting in field corn and processing sweet corn for western bean cutworm egg masses …