May 2007

(31 May)

Michigan Field Crop Team Advisory Alert

Michigan State Univ.

• Insect update
• Timely postemergence herbicide applications in corn
• Optimize N inputs: Use PSNT
• Nitrogen fertilizer management strategies
• Wheat disease update

(29 May)

New Highs for Soybean Prices

Darrel Good, Univ. of Illinois

(28 May)

Recovery From Hail Damage to Young Corn

Bob Nielsen, Purdue Univ.

(28 May)

Growing Points of Interest

Bob Nielsen, Purdue Univ.

(26 May)

Univ. of Nebraska Advances Dicamba-resistance Research

Univ. of Nebraska IANR News

(26 May)

Nebraska Crop Watch Newsletter

Univ. of Nebraska.

• In Southeast and South Central Nebraska: Barley Yellow Dwarf Virus Widespread in Wheat
• Nitrogen Fertilizer – How Much is Left?
• Controlling Weeds in Proso Millet
• Alfalfa Weevil Predictor Map
• Tips for Better Manure Application in Alfalfa
• Evaluate Forage Status Now and Make Adjustments
• Exercise Caution When Baling Wet Hay
• How Preservatives Work and Can Help with Wet Hay
• Timing’s Right to Fertilize Warm-Season Grasses
• Avoid Stunting — Don’t Plant Summer Annuals Too Early

(26 May)

Purdue Pest & Crop Newsletter

Purdue Univ.

• Expect the Unexpected When Top Soil is Dry
• Corn Rootworm Hatch is Underway in West Central Indiana
• Program Will Help Growers Learn How to Better Manage Pastures
• Variable Emergence Due to Variable Seedbed Moisture
• Be on the Alert for Floppy, Rootless Corn
• Prevalent Purple Plants Puzzle Producers
• Dehydrated Soybean Seeds: Are They Still Viable?

(25 May)

Wisconsin Crop Manager Newsletter

Univ. of Wisconsin

• The decision to irrigate - Irrigation Economics
• Frost Impact on Corn at Early Growth Stages
• Frost Damage and Crop Insurance: Replant Provisions for Wisconsin Farmers
• Early-Season Weeds in Corn
• Labeled Stages for Postemergence Herbicides in Corn
• Hill Mustard, an invasive mustard on the move in Southwestern Wisconsin
• Bean Leaf Beetles are Active, Scout Emerging Soybeans

(25 May)

Penn State Field Crop News

Penn. State Univ.

• Pokeweed Management
• Economics of Expensive Corn and Nitrogen
• Direct—cut Barley
• Evaluate Your Risk for Scab Infection
• Adjuvants and Common Post Herbicide Tank Mixtures
• Planter Penetration Problems
• Weed Management in CREP Grasslands

(25 May)

Missouri Integrated Pest & Crop Management Newsletter

Univ. of Missouri

• Preemergence Herbicides in Roundup Ready Soybean?
• Some Early Planted Soybean Fields Sprayed for Bean Leaf Beetle Control
• Diagnosing Nitrogen Status of Wet or Flooded Fields
• Potato Leafhopper Numbers High in Some Alfalfa Fields
• Crop Insurance and the Flooding of 2007
• Egg Mortality Overwinter Reduces Soybean Aphid Threat
• Replant Options Following Preemergence Corn Herbicides
• Scientists Find Crop-Threatening Levels of Root-Knot Nematodes in Southeast Missouri and Northeast Arkansas Cotton Fields
• Nitrogen Loss Scoresheet

(25 May)

Michigan Field Crop Team Advisory Alert

Michigan State Univ.

• Volunteer potato control in corn
• The story on soybean rust so far this year
• MSU documentary – Dying to be heard

(25 May)

the Bulletin:
Pest mgmt & crop developmt information for Illinois

Univ. of Illinois

• Soybean Rust and Other Diseases Discussed at Crop Session
• Corn Rootworm Larval Hatch--Accumulated Degree-Days or Calendar Dates?
• First Captures of European and Southwestern Corn Borer Moths (and a Comment About Western Bean Cutworms)
• Activity of Multiple Soil-Inhabiting Insect Pests
• Armyworms Could Be on the Move in Your Area
• Illinois Declares Crisis Exemption
• Musings About Postemergence Corn Herbicides
• Wheat: What Were Those Spots and Stripes?
• Oat Crown Rust Pathogen Is Currently Active on Buckthorn
• Nitrogen Loss from Surface Application of Urea-Containing Fertilizer
• Seeds and Plants in Dry Soil
• Can You Identify This Problem?

(23 May)

Be on the Alert for Floppy, Rootless Corn

Bob Nielsen, Purdue Univ.

(23 May)

Prevalent Purple Plants Puzzle Producers

Bob Nielsen, Purdue Univ.

(23 May)

Ohio C.O.R.N. Newsletter

The Ohio State Univ.

• Purple and Yellow Corn, What is Going On?
• "Patching In" Poor Corn Stands
• Foliar Fungicide Use in Corn
• Pokeweed Control -It’s Not Easy
• Nutrient Value of Wheat Straw
• Barley Yellow Dwarf (BYDV) Virus in Wheat
• The Risk of Head Scab is Low
• Armyworms
• The Sentinel Plot Report
• Other Insect Concerns on Field Crops

(23 May)

Iowa Integrated Crop Management Newsletter

Iowa State Univ.

• Iowa officials find no additional evidence of Asian soybean rust
• How residue removal affects nutrient cycling
• Rootless corn syndrome

(21 May)

Hog Producers Not Yet Bashed by High Feed Cost

Chris Hurt, Purdue Univ.

(21 May)

New State Corn Checkoff Starts July 1

Indiana Corn Growers Association News Release

(20 May)

Variable Emergence Due to Variable Seedbed Moisture

Bob Nielsen, Purdue Univ.

(19 May)

Nebraska Crop Watch Newsletter

Univ. of Nebraska.

• Stripe Rust Found, Leaf Rust Widespread in Nebraska Wheat
• Estimating the Potential Profit from a Fungicide Application to Control Wheat Diseases
• Identifying and Testing Technologies to Conserve Water, Energy
• Parameters for Using Preemergence Herbicides on Emerged Corn
• Using Glyphosate Alone for Problem Weeds in Roundup-Ready Soybean
• Insects Can Influence the Timing of Weed Management in Soybeans
• Controlling Common Mullein in Pasture
• Control of Volunteer Corn in Soybean
• Controlling Western Ragweed in Pasture

(17 May)

Purdue Pest & Crop Newsletter

Purdue Univ.

• Time to Scout Smart: High Risk Fields and Potential Pests
• Accumulated Heat Units Base 50
• Root Development in Young Corn
• Yellow Dwarf of Wheat
• Soybean Rust Update

(17 May)

Penn State Field Crop News

Penn. State Univ.

• Scout Now For Cutworms
• Scout Now for Wheat Diseases
• Corn Herbicide Application Timings and Restrictions
• Sprayer Clean—out is Important
• Crop, Insect, and Weed Phenology Maps Up and Running
• Soybean Rust Update
• Corn Stand Assessment and Replanting

(17 May)

Missouri Integrated Pest & Crop Management Newsletter

Univ. of Missouri

• Field Crop Disease Observations- May 14, 2007
• Fusarium Head Blight or Scab of Wheat
• Wet weather and nitrogen loss
• Flood effects on grain crops
• Black Cutworm Problems Continue in Missouri
• True Armyworm Larvae Problems Severe in Some Areas of the State
• Several Insects Present in Wheat Fields

(17 May)

Michigan Field Crop Team Advisory Alert

Michigan State Univ.

• Watch for cutworms
• Honey bee colony collapse disorder
• Crop rotation and replant considerations with herbicides
• Soybean root diseases and wet soils
• White grubs and corn stand reductions
• Early season irrigation
• 2007 MSU Weed Tour

(17 May)

the Bulletin:
Pest mgmt & crop developmt information for Illinois

Univ. of Illinois

• Small Grains Twilight Field Day on Thursday, June 28, 2007
• Maximizing Crop Production Inputs Does Not Equate to Integrated Pest Management
• Black Cutworm Damage Is Economic In a Number of Fields in Illinois
• More Information About Soybean Aphids
• Bean Leaf Beetle Activity Should Be Monitored
• Armyworm Activity Deserves Attention
• Dry Soils and Soil-Applied Herbicides
• Corn Injury and Herbicides
• Winter Wheat: Discolored Leaves
• Fertility Management for Corn on Corn
• Wheat Watch Continues
• Evaluating Corn Stands

(17 May)

Iowa Integrated Crop Management Newsletter

Iowa State Univ.

• Struggling alfalfa fields: Consider temporary forage options
• Soybean rust update -- May 2007
• Nitrogen loss: How does it happen?
• Estimating nitrogen losses -- early spring 2007
• Measuring the nitrogen status -- 2007
• Corn response to supplemental nitrogen

(16 May)

Root Development in Young Corn

Bob Nielsen, Purdue Univ.

(15 May)

Ohio C.O.R.N. Newsletter

The Ohio State Univ.

• Replanting Considerations for Corn
• Killing Failed Roundup Ready Corn Stands
• More on Dry Weather and Preemergence Herbicides: What to Do Now?
• Postemergence Control of Dandelion in Corn
• Conditions Not Favorable for Foliar Disease Development
• Soybean Aphid Update
• Black Cutworm Update
• Bean Leaf Beetle
• Slugs
• Soybean Rust Find in Louisiana

(14 May)

USDA Crop Forecasts for 2007-08

Darrel Good, Univ. of Illinois

(12 May)

Nebraska Crop Watch Newsletter

Univ. of Nebraska.

• Leaf Fungal Diseases Severely Damaging Alfalfa
• Beware of Seedling Diseases Following Recent Rains
• Leaf Rust Confirmed in Nebraska Wheat
• Scout Emerging Soybeans for Bean Leaf Beetles
• Identify and Treat Aphids in Wheat
• Central and Southwest Rangeland at High Risk for Grasshoppers
• Increased Planting Speed Can Cost Yields
• Duration, Temperature of Flood Waters Dictate Extent of Crop Damage
• Understanding Types of Field Flooding
• More Storms and Rain Likely in May
• Fertilizing Cool-season Grasses in May
• Consider Growing Summer Annual Forages To Replenish Feed Supplies
• Tips for Growing Successful Oat Pastures
• Controlling Problem Weeds in Roundup-Ready Soybean with Soil-applied Herbicides
• Soybean Row Spacing Affects Velvetleaf Competitiveness
• Control Winter Annuals To Conserve Moisture

(12 May)

Iowa Integrated Crop Management Newsletter

Iowa State Univ.

• Black cutworm 2007 cutting dates predicted
• 2007 soybean rust sentinel plots
• Wet conditions: Challenges and opportunities
• Farmers advised to weather the storm and stick to their original plans

(11 May)

Purdue Pest & Crop Newsletter

Purdue Univ.

• Soybean Aphid, A New Beginning for 2007
• Don't Neglect Alfalfa Fields
• Black Cutworm Scouting Should Begin
• Soybean Rust Fungicides
• Fusarium Head Blight and Other Maladies of Wheat
• Freeze and Rain Damaged Glyphosate Resistant Corn Receives Crisis Exemption
• Dry Weather and Preemergence Herbicides

(11 May)

Penn State Field Crop News

Penn. State Univ.

• Watch Your Soybean Drop Rates
• Assessing Grub Populations and Spring Management Ideas
• Roundup Ready Alfalfa Injunction Stands
• Glyphosate Preharvest Options
• Delayed Pre/Early Post Herbicide Considerations for Corn
• Burcucumber — Two Step Management
• Taking First Cutting of Alfalfa Early

(11 May)

Michigan Field Crop Team Advisory Alert

Michigan State Univ.

• Aphids in wheat
• Alfalfa weevil
• Soybean aphid update
• Start clean: Protect yields now in no-till soybean
• Delayed preemergence and early postemergence herbicide applications in corn
• Update on Roundup Ready Alfalfa Legal Issues
• Low cost high tech crop scouting with handheld gps
• Powdery mildew beginning to appear on wheat

(11 May)

Kentucky Pest News

Univ. of Kentucky.

• Armyworm moth flight continues to confuse the forecast

(11 May)

the Bulletin:
Pest mgmt & crop developmt information for Illinois

Univ. of Illinois

• Maintain Vigilance for Early-Season Insect Pests of Field Crops
• Soybean Aphid Spring Densities Not as Great as Anticipated: Cold Snap in Early April Likely Responsible
• Formulations of 2,4-D: Acids, Esters, and Amines
• Determine Optimum First-Cutting Date with Alfalfa Watch

(8 May)

Ohio C.O.R.N. Newsletter

The Ohio State Univ.

• Dry Weather and Preemergence Herbicides
• Using Herbicides and Tillage to Control Large Weeds
• Hail Damage Assessment for Wheat
• Managing Wheat Diseases with Fungicides
• Aphids on Wheat
• Alfalfa Recovery from the Spring Frost
• Black Cutworm on Corn
• Soybean Rust Identified in Florida

(7 May)

Have the Highs Been Established for Corn and Soybean Prices?

Darrel Good, Univ. of Illinois

(7 May)

Kentucky Pest News

Univ. of Kentucky.

• Fungicide considerations for corn in 2007
• Mustang Max label expands forages uses
• Final alfalfa weevil thoughts: Don't forget regrowth feeding
• Impact of freeze damage on wheat diseases

(4 May)

Purdue Pest & Crop Newsletter

Purdue Univ.

• Raining Black Cutworm Moths
• Corn Feeding This Early Not Black Cutworm
• Requirements for Uniform Germination and Emergence of Corn
• Soil Bioassays and Crop Rotation

(4 May)

Wisconsin Crop Manager Newsletter

Univ. of Wisconsin

• Did Your Alfalfa Weather the Cold?
• Alfalfa Weevil Larvae Will Be Active Soon
• Western Bean Cutworm and Soybean Aphid Short Course Presentations Available on the Web
• White Cockle Questions

(4 May)

Nebraska Crop Watch Newsletter

Univ. of Nebraska.

• Scouting for Early Insect Problems in Corn
• Alfalfa Weevil Predictor Guide
• Correct White Grub Identification Key to Control in Field Crops
• Planting Soybeans Early Crucial to Optimizing Soybean Nodes and Yields
• Herbicide Options for Sunflower in 2007
• Identifying and Controlling Winter Annuals
• Managing Pesticide Applications to Improve Efficacy, Reduce Drift

(4 May)

Michigan Field Crop Team Advisory Alert

Michigan State Univ.

• Management of glyphosate-resistant horseweed (marestail)
• Glyphosate-resistant horseweed confirmed in Michigan
• Exercise patience in deciding when to resume field operations
• Sulfur and nitrogen starter fertilizer in Michigan corn
• Manganese deficiency in winter wheat
• Management of Fusarium head blight (scab)

(3 May)

Beck’s Superior Hybrids expands R&D and production facilities

SeedQuest News Section

(3 May)

Penn State Field Crop News

Penn. State Univ.

• Soil Applied Herbicides and Rainfall
• Evaluate Your Manure Management Before it is Too Late
• Alfalfa Weevil Scouting
• Reassessing Forage Seeding Options
• WeedSOFT Yield Loss and Tank Mix Calculators Available on the Web
• Biomass Fuel Opportunities for Crop Producers Emerging
• Trade—in Tillage Time for No—till Planter Check—up

(3 May)

Iowa Integrated Crop Management Newsletter

Iowa State Univ.

• Soybean plant mortality may be greater this year
• Crop Production Advice to growers of Agrisure™ Rootworm Trait (MIR 604) hybrids and their neighbors
• Bean leaf beetles: Predicted winter mortality
• Hybrids adjust to delayed planting dates
• Corn survival in flooded or saturated fields
• Seed treatments in soybean: Managing bean pod mottle virus

(3 May)

the Bulletin:
Pest mgmt & crop developmt information for Illinois

Univ. of Illinois

• Black Cutworms Could Pose a Threat to Corn Fields in Illinois in 2007
• Black Cutworms: Spring Migration in Full Force
• Alfalfa Weevil Update
• Effectiveness of Soil-Applied Herbicides
• Postemergence Applications of "Soil-Applied" Corn Herbicides
• Comparison of Fungicides Available for Fusarium Head Blight (Scab) Control in Wheat
• Getting Corn and Soybean Planted

(1 May)

Missouri Integrated Pest & Crop Management Newsletter

Univ. of Missouri

• Seed Decay and Seedling Blights of Corn
• Wheat Diseases
• Soybean Rust Update- April 30, 2007
• Use of Plant Analysis as a Diagnostic Tool
• Potential for Economic Infestations of Black Cutworm Larvae
• Increasing Aphid Populations in Wheat
• True Armyworm Moths Numerous in Some Areas of Western Missouri
• Alfalfa Weevil Larvae Still Present in Many Fields
• Spraying Windows on Horizon Point Prevent Drift

(1 May)

Ohio C.O.R.N. Newsletter

The Ohio State Univ.

• Understanding Phytophthora and Soybean Cyst Nematode Resistance in Soybeans
• Air Temperature and Corn Emergence
• Soybean Germination
• It is Time to Start Scouting for Wheat Diseases
• 2007 Conservation Tillage & Technology Conference (CTTC) Presentations Available
• Soybean Rust –No New Finds