Wisconsin Pest Bulletin 8/30/12
Issue No. 20 of the Wisconsin Pest Bulletin is now available at:
http://datcpservices.wisconsin.gov/pb/index.jsp PRINT THIS ISSUE
PLEASE NOTE: This is the last regularly scheduled bulletin for 2012. A final summary issue will be published in November upon completion of the fall pest surveys. The bulletin authors would like to thank the numerous cooperators, farmers, county agents and consultants who contributed their time and expertise to the survey program this season.
I N S I D E T H I S I S S U E
LOOKING AHEAD: Spotted wing drosophila confirmed in Monroe and Vernon Cos.
FORAGES & GRAINS: Potato leafhopper counts declining in alfalfa
CORN: Third flight of European corn borer moths under way
SOYBEANS: Soybean aphid populations lowest in history of aphid surveys
WEEDS: Control winter annual weeds in fall to reduce problems next spring
FRUITS: Apple maggot activity slowing in most orchards
VEGETABLES: Tomatoes at increased risk for fruitworm damage
NURSERY & FOREST: Update on oak wilt in Lincoln, Sawyer and Vilas Cos.
DEGREE DAYS: Degree day accumulations through August 29, 2012