University of Delaware
Weekly Crop Update
  • UD Cooperative Extension Home
Weekly Crop Update
from UD Cooperative Extension
Menu Close
  • Current Issue
  • About WCU
  • Issue & Weather Archive
  • Subscribe

aphids on grain

Fall Small Grain Insect Pest Management

September 20, 2019Emmalea Garver Ernest

David Owens, Extension Entomologist; owensd@udel.edu Planting winter wheat and barley is coming up. There are two historically important insect pest groups to be mindful of: Hessian fly and the aphid complex. Hessian fly lays eggs on leaves and larvae move… Continue Reading →

Agronomic Crops 27:26, aphids on grain, barley, barley yellow dwarf virus, Hessian fly, small grain insects, wheat

Soybean Aphid Populations Starting to Increase in Soybeans

August 25, 2017cmanneri

Bill Cissel, Extension Agent – Integrated Pest Management; bcissel@udel.edu Soybean aphids are starting to show up in soybeans. Populations are still extremely low in many fields but populations can quickly explode, especially with the cooler temperatures. The soybean aphid is… Continue Reading →

Agronomic Crops aphids on grain, soybean

Small Grain Insects: Sawflies, and Armyworms, and Aphids, Oh, My….

May 12, 2017cmanneri

Bill Cissel, Extension Agent – Integrated Pest Management; bcissel@udel.edu Sawflies and True Armyworms Sample small grain fields for grass sawflies and true armyworms. A sweep net can be a quick and effective way to initially detect grass sawflies. Once you… Continue Reading →

Agronomic Crops 25:7, aphids on grain, grass sawfly, small grain, true armyworm

Insects to Watch for As Small Grains are Planted

September 18, 2015Emmalea Garver Ernest

Joanne Whalen, Extension IPM Specialist; jwhalen@udel.edu As you make plans to plant small grains, be sure to consider the following insects: Hessian Fly – As indicated in last week’s newsletter, you still need to consider this pest as you make… Continue Reading →

Agronomic Crops 23:26, aphids on grain, barley, barley yellow dwarf virus, greenbug aphid, Hessian fly, wheat

Aphid Management in Small Grains

September 20, 2013Emmalea Garver Ernest

Joanne Whalen, Extension IPM Specialist; jwhalen@udel.edu As you make plans to plant wheat, you should consider the following factors when making a treatment decision for aphids. In general, cooler summer temperatures with adequate rainfall followed by a warm, dry fall… Continue Reading →

Agronomic Crops 21:26, aphids on grain, barley, barley yellow dwarf virus, small grain, wheat

Post navigation

← Older Articles

Additional Resources

  • Cooperative Extension Home
  • Commercial Vegetable Production Recommendations
  • Insect Sampling and Action Thresholds
  • Insect Trapping Programs
  • Integrated Weed Management
  • Extension Vegetable & Fruit Program
  • UD Extension Factsheets
  • DEOS Weather Station Data
  • NEWA Weather & Models

Join us on social media!

 

 

Admin

  • Log in
  • Entries RSS
  • Comments RSS
  • WordPress at UD
© 2023 Weekly Crop Update. All rights reserved.
Fashionista by aThemes
UD
  • Go to the UD twitter page (external link)>
  • Go to the UD facebook page (external link)>
  • Go to the UD instagram page (external link)>
  • Go to the UD youtube page (external link)>
  • Go to the UD pintrest page (external link)>
  • Go to the UD linkedin page (external link)>
  • ©   University of Delaware
  • Comments
  • Legal Notices
  • Accessibility Notice