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July 2007

(30 July)
Mother knows best - even how to improve crop yield
SeedQuest News Section
(30 July)
Ohio C.O.R.N. Newsletter
The Ohio State Univ.
  • Pricing Drought-Stressed Corn Silage
  • Leaf Cupping and Wrinkling in Soybeans
  • Summer Seeded Cover Crops
  • Summer Seeded Oats
(30 July)
Will Soybean Basis Recover?
Darrel Good, Univ. of Illinois
(29 July)
Nebraska Crop Watch Newsletter
Univ. of Nebraska.
  • 2nd Generation European Corn Borer Moths Flying
  • Use Corn Rootworm Scouting Numbers As Basis For Production Decisions In 2008
  • Scout Now for Immature Grasshoppers in Field Borders
  • Soybean Rust Develops in Texas and Oklahoma
  • Using Downed or Damaged Corn
  • Harvesting Summer Annual Grasses For Hay
  • Planting Turnips For Winter Grazing
(27 July)
Corn Fungicide Hoopla
Bob Nielsen, Purdue Univ.
(27 July)
Grain Fill Stages in Corn
Bob Nielsen, Purdue Univ.
(27 July)
Kentucky Pest News
Univ. of Kentucky.
  • Fungicide treatment for hail-damaged corn?
(27 July)
Wisconsin Crop Manager Newsletter PDF-formatted document
Univ. of Wisconsin
  • Soybean Aphid Alerts and Updates, Economic Threshold Populations in Western Wisconsin, Populations Variable Elsewhere – Monitor for Population Increase
  • Volunteer wheat in summer seeding alfalfa
(27 July)
Purdue Pest & Crop Newsletter
Purdue Univ.
  • Soybean Aphid Update
  • Rain and Spider Mites
  • Multiple Ears on the Same Shank
  • Some Options for Supplementing Inadequate Forage Supply
  • Japanese Knotweed (Polygonum cuspidatum)
  • The "Don't Touch Me Plants"
  • Indiana Pesticide Clean Sweep Project
(27 July)
Penn State Field Crop News
Penn. State Univ.
  • Estimating the Potential Grain Yield from Corn Silage Yields
  • Drought Stress, Nitrates, Prussic Acid and Sorghum-sudangrass Hybrids and Corn
  • Roundup Ready Alfalfa: Final Administrative Order
  • Crop Insurance
  • Sprayer Retrofit Meeting
(27 July)
Missouri Integrated Pest & Crop Management Newsletter PDF-formatted document
Univ. of Missouri
  • Effect of Mid-season Tire Damage on Soybean Yield
  • New Weed Publication Available
  • Potato Leafhopper Problems Numerous
(27 July)
Michigan Field Crop Team Advisory Alert
Michigan State Univ.
  • Biology, scouting and control of spider mites
  • Management of annual weeds following wheat harvest
  • Four fundamental stages of corn grain yield determination
  • Soybean rust update
  • Soybean sudden death
  • Asian soybean rust sentinel plot scouting report for July 12 to July 26
  • Two-day workshop on building healthy soils in vegetable and grain crops for organic and sustainable systems
(27 July)
Herbicide-resistant crops as weeds in North America PDF-formatted document
Beckie, Hugh J., and Micheal D. K. Owen, Agriculture and Agri-Food Canada, & Iowa State Univ.
(27 July)
the Bulletin:
Pest mgmt & crop developmt information for Illinois
Univ. of Illinois
  • Soybean Aphids at Economic Levels in Some Illinois Soybean Fields
  • Correction Made to Degree-Day Calculator for Western Bean Cutworms
  • Remain Vigilant for Herbicide-Resistant Weeds
  • Similar Symptoms on Soybean: Phyllosticta Leaf Spot Vs. Frogeye Leaf Spot
  • Soybean Rust Recently Found in Arkansas
  • Are Corn and Soybean Crops As Good As They Look?
(24 July)
Iowa Integrated Crop Management Newsletter
Iowa State Univ.
  • A few spider mites in soybeans
  • Spider mites may damage drought-stressed corn
  • Western bean cutworm flight near the end
  • Soybean rust update and outlook
(23 July)
Ohio C.O.R.N. Newsletter
The Ohio State Univ.
  • Kernel Development in Corn: Drought Impact
  • Drought-Stressed Corn for Silage
  • Chopping Soybean for Silage
  • Mid-Season Soybean Diseases
  • Sentinel Plot Update
  • Central Ohio Agronomy Crop Sprayer Field Day
  • Fungicide Use on Corn
(23 July)
Multiple Ears on the Same Shank
Bob Nielsen, Purdue Univ.
(19 July)
Purdue Pest & Crop Newsletter
Purdue Univ.
  • No Surprise, Spider Mites Responding to Dry Conditions
  • Soybean Aphid Update
  • Potential for Corn Recovery from Drought Stress?
  • Corn Fungicide Hoopla
  • Kernel Set Scuttlebutt
  • Frogeye Leaf Spot
(19 July)
Penn State Field Crop News
Penn. State Univ.
  • Monitor Soybean Fields Now for Weed Escapes
  • Drought Stress in Corn Moves to the Next Level
  • Plan now for late summer cover crop establishment
  • Soybean Insect Defoliation Assessment
(19 July)
the Bulletin:
Pest mgmt & crop developmt information for Illinois
Univ. of Illinois
  • Increasing Implementation of IPM in Illinois Corn and Soybean Acres: Enhancing the Financial Incentives
  • Numbers of Soybean Aphids Are Increasing
  • Corn Leaf Aphids: Most Fields Beyond Treatment Consideration
  • Soybean Foliar Disease Update
  • Corn During Grainfill
(19 July)
Iowa Integrated Crop Management Newsletter
Iowa State Univ.
  • Corn leaf injury from western corn rootworms
  • One-stop shop: Newly integrated Plant and Insect Diagnostic Clinic
  • Mid-July soybean aphid update
(18 July)
Potential for Corn Recovery from Drought Stress?
Bob Nielsen, Purdue Univ.
(18 July)
Kernel Set Scuttlebutt
Bob Nielsen, Purdue Univ.
(17 July)
Ohio C.O.R.N. Newsletter
The Ohio State Univ.
  • Assessing the Impact of Drought on Pollination in Corn
  • Evaluating Potential for Nitrate Problems in Corn
  • Effects of Leaf Midrib Breakage on Corn Yields
  • Yellow Beans?
  • Soybean Sentinel Plot Report
  • Caution: Fungicide Restrictions on Corn Silage and Soybean Forage
  • Field Crop Insect Update
  • Trapping for Western Corn Rootworm Variant in Soybeans
  • Ohio Drought Status
(16 July)
Soybean Pricing Considerations
Darrel Good, Univ. of Illinois
(16 July)
Nebraska Crop Watch Newsletter
Univ. of Nebraska.
  • Corn Pathology Update: Smut, Spots, Rusts and Mimics
  • Results of Nebraska Foliar Fungicide Trials on Corn
  • Dig and Rate Roots to Evaluate Corn Rootworm Control
  • New State SCN Record — Cuming County #1
  • Evaluating Soybean Defoliation and Treatment Need
  • Mid-season Survey of Winter Wheat
  • Seeding Forages into Wheat Stubble
  • Assess and Replace Thinning Alfalfa Fields
(13 July)
Estimating Corn Grain Yield Prior to Harvest
Bob Nielsen, Purdue Univ.
(13 July)
Wisconsin Crop Manager Newsletter PDF-formatted document
Univ. of Wisconsin
  • Soybean Aphid Updates for Wisconsin – Important to Scout Fields
  • Soybean Aphid Scouting and Management Recommendations 2007
  • Wisconsin Crop Diagnostic Training Center - 2007 Workshops
(13 July)
Purdue Pest & Crop Newsletter
Purdue Univ.
  • Droughty Corn: Should Rootworm Beetles Be Treated For Leaf Feeding, Will They Wipe Out The Silks
  • What is That Gigantic Beetle!?!?
  • Assessing Effects of Drought on Corn Grain Yield?
  • A Fast & Accurate Pregnancy Test for Corn
  • Grain Fill Stages in Corn
  • Corn Disease Update
  • Soybean Downy Mildew
(13 July)
Penn State Field Crop News
Penn. State Univ.
  • Drought And Heat Stress Are Starting To Take Its Toll
  • Mid-Season Checkup On Corn Nutrient Status
  • Countdown To Corn Silage Harvesting
  • Herbicides And Hot Weather
(13 July)
Missouri Integrated Pest & Crop Management Newsletter
Univ. of Missouri
  • White Grubs in Corn, Soybean and Wheat
  • Corn Foliage Diseases
  • Foliar Fungicides Labeled for Use on Field Corn
  • Summer Cleaning and Maintenance of Field Sprayers
  • Wilting Soybeans
  • Stink bugs in Corn and Soybean
  • Potato Leafhoppers Numbers Remain High in Alfalfa
  • Japanese Beetles Expand Their Distribution Across Missouri
(13 July)
Corn Foliar Diseases and Fungicides in Minnesota – Delving into the Uncertain
Dean Malvick, Univ. of Minnesota
(13 July)
Michigan Field Crop Team Advisory Alert
Michigan State Univ.
  • Aphids slow, but mites may show
  • Corn rootworm adults emerge
  • Western bean cutworm moths captured for a second season
  • Fungicide applications of strobilurins to corn and soybeans when there is little disease
(13 July)
the Bulletin:
Pest mgmt & crop developmt information for Illinois
Univ. of Illinois
  • Bt Usage in Illinois Soars: An Update on Corn Rootworm Investigations
  • Western Bean Cutworms . . . The Situation, Thus Far
  • Watch for Japanese Beetles in Soybeans
  • Numbers of Soybean Aphids Are Increasing
  • Foliar Fungicides on Soybean
  • A Strange Wheat Year Ends
(9 July)
Ohio C.O.R.N. Newsletter
The Ohio State Univ.
  • Frogeye Leaf Spot - Now Is The Time To Scout
  • So You Are Trying Fungicides On Corn And Soybeans, How To Evaluate If They Are Worth The Cost?
  • Soybean Aphid Update
  • Treating For Mites And Aphids
  • Corn Leaf Feeding By Western Corn Rootworm Adults
  • Soybean Defoliators Western Bean Cutworm
(9 July)
Wisconsin Crop Manager Newsletter PDF-formatted document
Univ. of Wisconsin
  • Another Perennial mustard found in Wisconsin
  • Amended Ruling on Roundup Ready Alfalfa
  • WIN-PST Quick Guides, updated and expanded to more crops
  • Corn Blotch Leafminer Reports from Dane County
(5 July)
New State Corn Checkoff Starts July 1
Indiana Corn Growers Assoc News Release
(5 July)
Assessing Effects of Drought on Corn Grain Yield?
Bob Nielsen, Purdue Univ.
(5 July)
Purdue Pest & Crop Newsletter
Purdue Univ.
  • Stressed Corn, Pollination, and Beetles
  • Western Bean Cutworm Moths Being Captured
  • Foliar Fungicides and Insecticide Tank Mixes
  • Soybean Rust Fungicides
  • Asiatic Dayflower Pretty, But Hard to Control
  • Late-season Postemergence Issues in Roundup Ready Soybeans
  • Silk Emergence
  • Tassel Emergence & Pollen Shed
(5 July)
the Bulletin:
Pest mgmt & crop developmt information for Illinois
Univ. of Illinois
  • Comparing Soil Insecticides and Bt Corn Rootworm Hybrids: Do Root Ratings Make Sense Anymore?
  • Identification of an Illinois Waterhemp Population Not Controlled with Glyphosate
  • Field Guide to Herbicide Injury on Landscape Plants
  • The Case of the Yellow Beans
  • Yellow Soybean Leaves
(4 July)
A Fast & Accurate Pregnancy Test for Corn
Bob Nielsen, Purdue Univ.
(4 July)
Tassel Emergence & Pollen Shed
Bob Nielsen, Purdue Univ.
(4 July)
Silk Emergence
Bob Nielsen, Purdue Univ.
(4 July)
Kentucky Pest News
Univ. of Kentucky.
  • Questions on fungicides in a dry growing season
  • Soybean insect status: Rain should help
(4 July)
Ohio C.O.R.N. Newsletter
The Ohio State Univ.
  • Understanding Corn Crop Water Needs: Available Soil Moisture
  • Growing Degree Days, How Does This Year Compare to the Average?
  • Two-Spotted Spider Mites
  • Corn Silk Clipping
  • Corn Lodging from Rootworms
  • Late-Season Postemergence Issues in Roundup Ready Soybeans
(2 July)
Markets Surprised by Acreage Report
Darrel Good, Univ. of Illinois
 

For current news links, visit the main page of the Chat 'n Chew Cafe at http://www.kingcorn.org/cafe.

For other information about corn, take a look at the Corn Growers' Guidebook at http://www.kingcorn.org.

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