11 Sep 2001Agronomy Department
Leftovers from the Chat 'n Chew Cafe
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2003 Leftovers
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May 2003


Photo gallery(29 May)
Silver Leaf Symptom in Corn - Images
Bob Nielsen, Purdue Univ.
(29 May)
Purdue Pest & Crop Newsletter
(Available in either HTML format or PDF format)
  • What's Up With Grubs?
  • Watch Emerging Soybeans for Bean Leaf Beetle
  • Stalk Borer Making Their Presence Known
  • Corn Rootworm Hatch is Underway
  • Root Development is Key to Corn’s Success
  • Delayed Corn Planting Issues for Southern Indiana
  • Silver Leaf Symptom in Corn
  • Time to Shift from Corn to Soybeans?
(29 May)
Illinois Pest & Crop Bulletin
(Available in either HTML format or PDF format)
  • University of Illinois Weed Science Field Days
  • Synopsis of Insects in Field Crops
  • Update on Heat Unit Accumulations for Corn Rootworm Larval Hatch
  • Prime Time for Stalk Borers
  • Bean Pod Mottle Virus in Illinois
  • Estimating Nitrogen Loss
(29 May)
Michigan Field Crop IPM Newsletter, including ...
  • Insect activity generally low
  • Gypsum: Effects on physical soil properties
  • 2003 MSU Weed Tour
(29 May)
Missouri Integrated Pest & Crop Management Newsletter, including ...
  • Summer Warm-Up is Time to Check Grain
  • Field Crop Disease Observations
  • Anthracnose Leaf Blight of Corn
  • Armyworm Found in Southwest Missouri Wheat
  • Planting Date Effect on Grain Sorghum Yield
(29 May)
Silver Leaf Symptom in Corn
Bob Nielsen, Purdue Univ.
(29 May)
Ohio C.O.R.N. Newsletter, including ...
  • Weed Control in Slow Growing Corn
  • Postemergence Glyphosate Application in Roundup Ready Soybeans
  • Staging Vegetative Growth in Corn: Early Season Considerations
  • Wheat Head Scab Risk Low
  • Barley Yellow Dwarf Symptoms in Wheat
  • East Central Ohio Crop Diagnostic Clinic
(28 May)
Root Development is Key to Corn's Success
Bob Nielsen, Purdue Univ.
(28 May)
Delayed Corn Planting Issues for Southern Indiana
Bob Nielsen, Purdue Univ.
(28 May)
Corn and Soybeans Take a Breather
Darrel Good, Univ. of Illinois
(28 May)
Nebraska Crop Watch Newsletter, including...
  • Factors to consider with late soybean planting dates
  • Despite temperature drop, most wheat doing well
  • Striped rust expected in wheat
  • Seedling disease problems in corn and soybean
  • Begin stalk borer scouting
  • Timing post-emergent weed control in corn
  • Weed profile: Western ragweed
  • Weed profile: Hoary vervain
(23 May)
Purdue Pest & Crop Newsletter
(Available in either HTML format or PDF format)
  • Hyper-linked Soybean Seedling Insect Diagnostic Guide
  • Corn Planting Conditions in Southern Indiana Ideal for Stink Bugs
  • Replanting Corn and Soil Insecticide Restrictions
  • Planting Into Ugly Fields
  • Postemergence Control of Grass Weeds in Field Corn
  • Scab (Fusarium Head Blight) of Wheat
  • Possibility for Prevalence of Purple Plants
  • Use Thermal Time to Predict Leaf Stage Development in Corn
  • Heat Unit Concepts Related to Corn Development
  • Determining Corn Leaf Stages
(22 May)
Illinois Pest & Crop Bulletin
(Available in either HTML format or PDF format)
  • Update on Heat Unit Accumulations for Corn Rootworm Larval Hatch
  • Update on Stalk Borer Heat Unit Accumulations
  • Getting Reacquainted with Potato Leafhoppers
  • First Flight of European Corn Borer Well Under Way in Southern Illinois
  • Corn and Soybean Injury Caused by . . . Slugs?
  • Winter Wheat and Head Scab
  • Corn Planting Winds Down for Most
(22 May)
Michigan Field Crop IPM Newsletter, including ...
  • Questions and answers about aphids in wheat
  • Weed tour date changed
  • Camix and Lumax crop rotation restrictions
  • Herbicide selection for postemergence weed control in corn
  • Gypsum: Sulfur source
(22 May)
Post Application Timing to Protect Corn Yields
Bob Hartzler, Iowa State Univ.
(22 May)
Post Products for Grass Control in Conventional Corn
Bob Hartzler, Iowa State Univ.
(22 May)
Cold temperatures and herbicide performance
Bob Hartzler, Iowa State Univ.
(22 May)
Missouri Integrated Pest & Crop Management Newsletter, including ...
  • Seed Decay and Seedling Blights Contributing to Corn Stand Problems
  • Herbicide Carryover
  • Black Cutworm Threat Remains High in Northwest Missouri
  • Southern Corn Leaf Beetles in Field Corn
  • Armyworms in Fescue and Wheat Fields
  • Cereal Leaf Beetles in Wheat
  • Armyworms in Corn
(21 May)
Possibility for Prevalence of Purple Plants
Bob Nielsen, Purdue Univ.
(21 May)
Iowa Integrated Crop Management Newsletter, including ...
  • Preventive insecticides in corn for cutworms
  • Mixing bean leaf beetle insecticides with Roundup herbicide
  • Bean leaf beetles and others: correctly identifying the pest
  • Corn leaf aphids in seedling corn
  • Bean leaf beetles and delayed soybean planting
  • Phytophthora damping-off in a rainy spring
  • Post-planting cultivation in a conservation plan
(21 May)
Kentucky Pest News, including ...
  • Crazy Top in Corn
  • Risk of Leaf Disease in Late-Planted Corn
(21 May)
USDA Extends Conservation Reserve Program Sign-Up To June 13
USDA News Release
(20 May)
Use Thermal Time to Predict Leaf Stage Development in Corn
Bob Nielsen, Purdue Univ.
(20 May)
Heat Unit Concepts Related to Corn Development
Bob Nielsen, Purdue Univ.
(20 May)
Determining Corn Leaf Stages
Bob Nielsen, Purdue Univ.
(20 May)
StarLink Settlement Deadline Nears
AgWeb.com
(20 May)
Ohio C.O.R.N. Newsletter, including ...
  • Delayed Soybean Emergence
  • Challenging Burndown Situations Require Appropriate Herbicide Rates
  • Considerations for Management of Postemergence Herbicides in Corn
  • Estimating N Losses
  • Slug Update
  • Guidelines for Replanting Corn
  • Wheat Powdery Mildew Spreading
  • Physiological Fleck Symptoms on Wheat
  • Wheat Fusarium Head Scab Risk Update
(19 May)
Corn and Soybean Prices to Follow Crop Prospects
Darrel Good, Univ. of Illinois
(19 May)
Nebraska Crop Watch Newsletter, including...
  • Despite delays, don't switch to shorter-season corn yet
  • Inoculants offer yield advantage in fields where soybeans are new
  • Use soil tests to determine manure availability
  • Corn flea beetles now feeding in southeast Nebraska
  • Start scouting for summer-feeding grasshoppers
  • Alfalfa weevil predictor map
  • Preparing for West Nile Virus in 2003
  • Choosing the right postemergence herbicide in corn
  • Lumax receives 2EE label for Steadfast and Accent
  • Applying preemergence herbicides post: What's labeled and what's not
(16 May)
Purdue Pest & Crop Newsletter
(Available in either HTML format or PDF format)
  • Rootworms, Ponding, and Soil Insecticides
  • Slugs and Seed Slots
  • Wheat Stem Maggot
  • Weed Management Considerations in Corn in a Wet Spring
  • Crazy Top of Corn
  • Leaf and Glume Blotch of Wheat
  • Seedling Blight on Corn and Soybean
  • Delayed Planting Considerations for Corn
  • Soggy Soils Lead to Questions About Supplemental Nitrogen Fertilizer
(16 May)
Illinois Pest & Crop Bulletin
(Available in either HTML format or PDF format)
  • Bean Leaf Beetles: To Spray or Not to Spray?
  • Update on Heat Unit Accumulations for Corn Rootworm Larval Hatch
  • Update on Stalk Borer Development and Management Tips
  • What's the Scoop on Soybean Seed and Seedling Diseases in Illinois?
  • Corn Nematodes in Illinois
  • Rainbows in the Fields
  • Plant Spacing Uniformity
  • More Details on Corn Nematodes
(16 May)
Missouri Integrated Pest & Crop Management Newsletter, including ...
  • Stewart’s Bacterial Wilt of Corn
  • Liberty Time of Day Impact on Corn Yield
  • Fusarium Head Blight or Scab of Wheat
  • Scattered Problems with Insects
  • Bean Leaf Beetles
(16 May)
Michigan Field Crop IPM Newsletter, including ...
  • Potato leafhopper arrives
  • Delayed herbicide application in corn
  • Late planting of corn
  • Potential benefits of gypsum
  • Common lambsquarters and the “not-so-common” lambsquarters
  • Wheat spindle streak mosaic virus
  • Disease management in wheat
(15 May)
Soggy Soils Lead to Questions About Supplemental Nitrogen Fertilizer
Bob Nielsen, Purdue Univ.
(15 May)
Ohio C.O.R.N. Newsletter, including ...
  • Early Season Soybean Diseases
  • Applying Preemergence Herbicides to Emerged Corn
  • Wet Soils and Potential for Corn Seedling Blights
  • Wheat Development and Potential for Leaf Diseases
  • Wheat Head Scab Disease Risk
  • Aphids in Wheat
  • Cutworm and Alfalfa Weevil Update
  • Sawfly Larvae in Grasses
  • Slug Update
Photo gallery(14 May)
Wind & Sandblasting Damage to Corn
Bob Nielsen, Purdue Univ.
Photo gallery(14 May)
Seed Furrow Erosion in No-Till Corn
Bob Nielsen, Purdue Univ.
(14 May)
Weed Management Considerations in Corn in a Wet SpringPDF formatted file
Bill Johnson, Tom Bauman, and Glenn Nice. Purdue Univ.
(14 May)
Wet Soils and Corn Herbicide Injury PotentialPDF formatted file
Bill Johnson, Glenn Nice, and Tom Bauman. Purdue Univ.
(14 May)
U.S. and Cooperating Countries File WTO Case Against EU Moratorium and Biotech Foods and Crops
USDA News Release
(12 May)
Delayed Planting Considerations for Corn
Bob Nielsen, John Obermeyer, & Tony Vyn. Purdue Univ.
(12 May)
USDA Reports Generally Neutral for Crop Prices
Darrel Good, Univ. of Illinois
(10 May)
Nebraska Crop Watch Newsletter, including...
  • Estimating seeding rates for sorghum
  • Limited weed control choices in sorghum require planning, diligence
  • Changes in sorghum herbicides
  • Current water storage in Nebraska reservoirs
  • Subsoil moisture still mostly short; moratoriums placed on drilling
  • Wheat condition improves with recent rains
  • Scout wheat for aphids and cutworms
  • Farm bill sparks interest in hard white wheat options
  • Certifying straw free of noxious weeds
  • Shortcuts for planting alfalfa after rain delays
  • Evaluating hail-damaged alfalfa
  • Scout for alfalfa weevils
  • Fertilize summer hay meadows
(10 May)
USDA Provides $53 Million to Farmers and Ranchers in 17 States to Help With Drought Recovery
USDA News Release
(10 May)
MGEX Board of Directors Approves Rule Allowing Spring Wheat Delivery Takers The Choice Of Specifying Non-Genetically Modified Wheat
Minneapolis Grain Exchange News Release
(9 May)
Weed Management Concerns in Corn
Bob Hartzler, Iowa State Univ.
(9 May)
Pollen drift a possible organic production problem
Purdue/Ohio State AgAnswers
(9 May)
Storms shouldn't rain on farmers' planting parade
Purdue/Ohio State AgAnswers
(8 May)
Purdue Pest & Crop Newsletter
(Available in either HTML format or PDF format)
  • Hyper-linked Corn Seedling Insect Diagnostic Guide
  • Wet Soils and Corn Herbicide Injury Potential
  • Assessing Corn Recovery From Early-Season Damage
  • Effects of Flooding or Ponding on Young Corn
(8 May)
Illinois Pest & Crop Bulletin
(Available in either HTML format or PDF format)
  • Time for Alfalfa Watch
  • Reports of Damage Caused by White Grubs and Wireworms
  • Southern Corn Leaf Beetles Are Active in Western Illinois
  • More on Black Cutworms
  • Reports of Flea Beetles Continue
  • Update on Heat Unit Accumulations for Corn Rootworm Larval Hatch
  • First Captures of European Corn Borer Adults in Southern Illinois
  • Stalk Borers Could Attack Corn in Southern Illinois Soon
  • Alfalfa Weevil Update
  • What's in a Name?
  • Why Has Horseweed (Marestail) Become a Concern?
  • Missed the Preemergence Application Window in Corn?
  • Crop Recovery from Weather Events
(8 May)
Effect of nozzle type on spray retention and absorption
Bob Hartzler, Iowa State Univ.
(8 May)
Missouri Integrated Pest & Crop Management Newsletter, including ...
  • Summer Annual Grass Seedling Identification
  • Field Crop Disease Observations
  • Anthesis: Critical Stage for Soft Red Winter Wheat
  • Crazy Top of Corn
  • Black Cutworm Damage Predictions
  • Preemergence Herbicides Applied Postemergence
  • Alfalfa Weevil Numbers High
(8 May)
Michigan Field Crop IPM Newsletter, including ...
  • Watch for black cutworm
  • Nebraska cattle poisoning a safety reminder
  • MSU is screening and breeding for host plant resistance to soybean aphids
  • Herbicide selection in winter wheat past Feeke’s stage 6
  • Identifying characteristics of cotyledon-stage common lambsquarters and redroot pigweed
  • Exercise patience in deciding when to resume field operations
  • Things to think about with regard to soil compaction
  • Optimum phosphorus soil test levels for crop production
(8 May)
Kentucky Pest News, including ...
  • Corn seed and seedling diseases & fungicide seed treatments
  • Cutworm reports in corn
  • Rhizoctonia crown and stem disease of alfalfa
(6 May)
Ohio C.O.R.N. Newsletter, including ...
  • Early Season Flooding and Ponding Injury in Corn
  • Diagnosing Emergence Problems in Corn
  • Marestail Update
  • Wheat Progress and Update
  • Insect Update
  • Soybean Rust Update
(5 May)
USDA To Reveal Projections for 2003-04 Marketing Year
Darrel Good, Univ. of Illinois
(5 May)
Nebraska Crop Watch Newsletter, including...
  • Grain sorghum production tips
  • Scout corn seedlings for southern corn leaf beetles
  • Planting time options for insect control in sorghum
  • Begin scouting alfalfa for weevils, pest activity
  • Soil-borne wheat mosaic developing
  • Pre-inoculated soybean products available
  • Early alfalfa cutting offers several benefits
  • Improving irrigation pumping plant performance
  • Guide to estimating long-term pumping plant performance
(5 May)
Assessing Corn Recovery From Early-Season Damage
RL (Bob) Nielsen, Purdue Univ.
(5 May)
Effects of Flooding or Ponding on Young Corn
RL (Bob) Nielsen, Purdue Univ.
(3 May)
Purdue Pest & Crop Newsletter
(Available in either HTML format or PDF format)
  • Plant Cutting This Early Not Likely Black Cutworm
  • Cutworm-Like Critters in the Soil
  • Aphids In Wheat
  • Alfalfa Weevil Update
  • Poison Hemlock – The Toxic Parsnip
  • Corn Replant Decision-Making: Emotions vs. Economics
  • No-Till Corn Planting Trash Talk
(3 May)
Missouri Integrated Pest & Crop Management Newsletter, including ...
  • New Irrigation Program Predicts Yields
  • Field Crop Disease Observations
  • Spray Drift Technology and Common Sense
  • Black Cutworm Moths More Numerous
  • Flea Beetle Problems Occurring in Eastern Missouri Counties
  • Alfalfa Weevil and Pea Aphids Numerous in Alfalfa Fields
(3 May)
What, Me Worry?
Bob Hartzler, Iowa State Univ.
(3 May)
Illinois Pest & Crop Bulletin
(Available in either HTML format or PDF format)
  • Be on the Lookout for Black Cutworm Larvae
  • More Corn Flea Beetles
  • Bean Leaf Beetles Are Numerous
  • Aphids in Wheat
  • Alfalfa Weevil Update
  • Planting Season Is Topdressing Time
  • Corn Seed and Seedling Diseases and Fungicide Seed Treatments
  • Weeds to Watch for in 2003
  • Soybean Planting Considerations
(3 May)
Michigan Field Crop IPM Newsletter, including ...
  • Soybean aphid hatches on buckthorn
  • European chafer chomping Charlotte
  • Pest management newsletters and scouting supplies
  • Weed management in wheat: Herbicide selection and carrier decision
  • Sprayer calibration suggestions
(1 May)
Corn Replant Decision-Making: Emotions vs. Economics
RL (Bob) Nielsen, Purdue Univ.
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.
© 2003, Purdue University
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