11 Sep 2001Agronomy Department
Leftovers from the Chat 'n Chew Cafe
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2002 Leftovers
January
February
March
April
May
June
July
August
September
October
November
December

July 2002

(30 July)
Iowa Integrated Crop Management Newsletter, including ...
  • Potential yield effects from root lodging of corn
  • Estimating soybean defoliation
  • Soybean aphids strike central Iowa
  • Leafminer injury common in soybean
  • No spider mites in corn yet
  • Western bean cutworms still a concern
  • Bean leaf beetle identification
  • Needle nematode damage to corn
(26 July)
Some Droughty Fields Experiencing Silk Emergence Delay
Bob Nielsen, Purdue Univ.
(26 July)
Missouri Integrated Pest & Crop Management Newsletter, including ...
  • Spider Mite Infestations in Soybean
  • Sheath Blight Found in a Few Missouri Rice Fields
  • Blister Beetles in Alfalfa
  • Japanese Beetles Reported in MO Field Crops
  • Selective Harvesting and Storage
  • European Corn Borer Update
  • Potato Leafhopper in Alfalfa
(26 July)
Purdue Pest & Crop NewsletterLink to PDF formatted document, including ...
  • A Follow-up on Nematodes Damaging Corn and Soybean
  • Rain and Spider Mites
  • Monitoring and Decision Rules for Western Corn Rootworm Beetles in Soybean
  • Borers in Stems of Large Weeds
  • Soybeans and Growth Regulators?
  • Brown Spot of Corn
  • Soybean Rust
  • Grain Fill Stages in Corn
  • When and How Can I Estimate Corn Yields?
(26 July)
Illinois Pest & Crop Bulletin, including ...
  • Remember Agronomy Day on August 22
  • Commentary on Corn Rootworm Management in Soybeans
  • Late-July Insect Management Opportunities
  • Stem Canker of Soybean
  • New Source of Information on Soybean Rust
  • Venturing Into the Fields
(26 July)
Michigan Field Crop IPM Newsletter, including ...
  • Evaluating rootworm damage and soil insecticide performance
  • Factors affecting rootworm damage and soil insecticide performance in corn
  • Western corn rootworms emergence in both rotated and continuous cornfields
  • MSU research examines soybean aphid predation
  • Dicamba (Banvel, Clarity, Distinct) drift to soybean fields: When is there a yield reduction?
  • Assessing drought stress affect on corn yield
(24 July)
Risk Factors for Fumonisin in the 2002 Corn Crop
Paul Vincelli, Univ. of Kentucky
(24 July)
Ohio C.O.R.N. Newsletter, including ...
  • Harvesting Drought Stressed Forages
  • Late Summer Forage Seedings
  • Firing On Lower Leaves Of Corn
  • Understanding Corn Crop Water Needs: Available Soil Moisture
  • Defoliation On Soybeans
  • Rootworm Beetles & Silk Clipping
  • Controlling Weeds In Wheat Stubble
  • Soybean Growth And Dry Weather
  • Field Crops Day To Have Drought Emphasis
(23 July)
When and How Can I Estimate Corn Yields?
Bob Nielsen, Purdue Univ.
(23 July)
Grain Fill Stages in Corn
Bob Nielsen, Purdue Univ.
(22 July)
Iowa Integrated Crop Management Newsletter, including ...
  • More corn rootworms are good! (or bad?)
  • Spider mites damaging some soybean
  • Corn leaf aphids may damage corn
  • Western bean cutworm catches explode
  • Disease prospects for lodged corn
  • Phyllosticta leaf spot on soybean
  • Plant growth regulator herbicide symptoms in soybean
(20 July)
Nebraska Crop Watch Newsletter, including...
  • Scout corn and soybeans for spider mites
  • Soybean aphids found in northeast Nebraska
  • Check corn roots for rootworm injury; evaluate management program
  • No relief in sight as drought worsens
  • New NU Web site targets drought information, resources
  • Q&A on grasshoppers and irrigation
(18 July)
Purdue Pest & Crop NewsletterLink to PDF formatted document, including ...
  • Stressed Corn, Pollination, and Rootworm Beetles
  • Soybeans and the "S" Word (spider mites)
  • Soybean Sudden Death Syndrome
  • Corn Suffering from Various Forms of WTMDS Syndrome
  • A Fast & Accurate Pregnancy Test for Corn
  • Sex in the Corn Field: Tassel Emergence & Pollen Shed
  • Sex in the Corn Field: Silk Emergence
  • Predator Impacts on Soybean Aphid
(18 July)
Illinois Pest & Crop Bulletin, including ...
  • Insects and Hot, Dry Weather--A General Statement
  • Japanese Beetle Woes Continue
  • Corn Rootworm Larval Injury and Dry Weather: Not a Good Combination
  • Corn Leaf Aphid Colonies Are Increasing in Size
  • Prepare for Second-Generation European Corn Borers
  • Status of Soybean Aphids
  • Twospotted Spider Mites Continue to Threaten Soybeans
(18 July)
Kentucky Pest News, including ...
  • First Generation European Corn Borer Moth Flight Underway
  • Stem Canker or Sudden Death Syndrome?
(17 July)
Corn Suffering From Various Forms of WTMDS Syndrome
Bob Nielsen, Purdue Univ.
(17 July)
A Fast & Accurate Pregnancy Test for Corn
Bob Nielsen, Purdue Univ.
(17 July)
Silk Emergence
Bob Nielsen, Purdue Univ.
(17 July)
Tassel Emergence & Pollen Shed
Bob Nielsen, Purdue Univ.
(16 July)
Ohio C.O.R.N. Newsletter, including ...
  • Wheat Yield And Grain Quality Excellent
  • Ohio's 2002 Wheat Crop
  • 2002 Soybeans: Some Good, Some Bad & Some Ugly
  • Flea Beetles In Corn
  • Rootworm Beetles Make Their Appearance
  • Twospotted Spider Mites
  • Soybean Aphid
  • Water Stress Effects On Corn Growth And Development
  • Are We In A Drought Yet?
(16 July)
Iowa Integrated Crop Management Newsletter, including ...
  • Corn rootworms are back!
  • Soybean aphid populations continue to increase
  • Flights of western bean cutworms increase
(16 July)
Plant growth regulator herbicide symptoms in soybeans
Mike Owen and Bob Hartzler, Iowa State Univ.
(16 July)
Corn: Is the Weather Market Over?
Darrel Good, Univ. of Illinois
(15 July)
Missouri Integrated Pest & Crop Management Newsletter, including ...
  • Reports of Spotted Knapweed
  • New Crop Grain Storage: Prepare, Protect and Preserve
  • Corn Yield Loss Due to Shattercane Interference
  • Potato Leafhopper Populations Build in Alfalfa
(12 July)
Purdue Pest & Crop NewsletterLink to PDF formatted document, including ...
  • Corn Lodging Reported
  • Silk Clipping Damage
  • Grasshoppers in Field Borders
  • Timing of Crop Stress is Critical
  • Root Lodging Concerns in Corn
(12 July)
Illinois Pest & Crop Bulletin, including ...
  • Japanese Beetles Are Relentless in Many Areas of Illinois
  • Rootworm Insecticide Performance Is Poor in Some Areas of Illinois
  • Soybean Leaf Cupping
  • Stresses Build on Crops
(12 July)
Michigan Field Crop IPM Newsletter, including ...
  • Recap of insects to watch for in mid-July
  • European corn borer high trap counts
  • Predator impacts on soybean aphid
  • Rain eases dryness, but...
(11 July)
Root Lodging Concerns in Corn
Bob Nielsen, Purdue Univ.
Photo galleryRoot Lodged Corn
(A related photo gallery)
(11 July)
Southern Blight of Soybean
Don Hershman, Univ. of Kentucky
(9 July)
Ohio C.O.R.N. Newsletter, including ...
  • Drought And Heat Stress Effects On Corn Yield Potential
  • Key Steps In Corn Pollination
  • Making Lemonade Out Of A Lemon Of A Season
  • Soybean Aphid
(9 July)
Iowa Integrated Crop Management Newsletter, including ...
  • Drought stress in corn continues
  • Western bean cutworms captured
  • Management of second-generation bean leaf beetles
  • Early summer soybean diseases in 2002
  • Corn leaf diseases appearing in 2002
  • Soil compaction may be cutting into your yield
(9 July)
Acetic acid (vinegar) for weed control revisited
Micheal D. K. Owen , Iowa State Univ.
(8 July)
Scientists Monitor Bt Protein in Corn Ethanol
USDA-ARS News & Information
(5 July)
Timing of Crop Stress is Critical!
Bob Nielsen, Purdue Univ.
Photo galleryCorn Rootworm Injury to Very Young Corn
(A related photo gallery)
(5 July)
Purdue Pest & Crop NewsletterLink to PDF formatted document, including ...
  • Western Corn Rootworm Beetles Emerging
  • Stunting and Lodging of Late-Planted Corn
  • Japanese Beetle, Use Treatment Thresholds
  • Corn Leaf Diseases
  • Dry Weather and Weed Control
(5 July)
Illinois Pest & Crop Bulletin, including ...
  • Field Crop Session to Focus on Insects and Exotic Species
  • Japanese Beetles Are Coming On Strong in Some Areas
  • Reports of Large Numbers of Grasshoppers Are Common
  • Western Corn Rootworm Adults Are Emerging
  • European Corn Borers Inside Stalks in Most Areas
  • Spider Mites in Corn in Southern Illinois
  • Findings of Soybean Aphids Continue
  • Imported Longhorned Weevil in SoybeansCorn Leaf Diseases and Fungicides for Their Management
(5 July)
Ohio C.O.R.N. Newsletter, including ...
  • Dry Weather And Weed Control
  • Reminder Of Flexstar Carryover Potential
  • Survey Concludes Low Levels Of Wheat Head Scab In Ohio
(5 July)
Kentucky Pest News, including ...
  • Watch for fall armyworm in corn
  • New and unusual soyben insects
  • Soybean aphid
(1 July)
Iowa Integrated Crop Management Newsletter, including ...
  • False Japanese beetles in soybean
  • Grasshoppers in western Iowa soybean
  • Soybean aphids: economic thresholds
  • Where are the corn borers?
  • Crown rot symptoms common in corn
  • Iron chlorosis shows up
  • Corn leaf potassium deficiency symptoms
  • Is it iron or potassium deficiency?
  • Gauntlet carryover
  • Dicamba and soybean yields
(1 July)
Production Concerns Continue
Darrel Good, Univ. of Illinois
Green rule

Also take a look at...

Purdue Agronomy On-Line!
The WWW home of Purdue's Agronomy Department
Purdue University Agronomy Extension
The Corn Growers Guidebook
A WWW resource for corn management systems throughout North America.
Agronomic Links Across the Globe
A list of agronomic Internet offerings collected from across the U.S. and throughout the world.
Purdue Agronomy home pageIt is the policy of the Purdue Agronomy Department that all persons shall have equal opportunity and access to its programs and facilities without regard to race, color, sex, religion, national origin, age, or disability. Purdue University is an Affirmative Action employer. This material may be available in alternative formats.
© 2002, Purdue University
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