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28:8

Guess the Pest! Week 5 Answer: Paraquat Drift

May 8, 2020Emmalea Garver Ernest

David Owens, Extension Entomologist, owensd@udel.edu Congratulations to Lamar Witmer for correctly identifying last week’s pest as paraquat drift. While this wasn’t severe in the field, it highlights the importance of following label and university guidance to reduce drift. This is… Continue Reading →

Agronomic Crops, General 28:8, Guess the Pest!, herbicide drift, herbicide injury, paraquat

Delaying Cover Crop Burndown

May 8, 2020Emmalea Garver Ernest

Mark VanGessel, Extension Weed Specialist; mjv@udel.edu Delaying cover termination late into the spring allows for more biomass production; and more biomass is also assumed to be more benefits. But these additional benefits may come with “trade-offs”. More legume biomass can… Continue Reading →

Agronomic Crops 28:8, cover crops, field corn weed control, no-till, planting green, soybean weed control

Fusarium Head Blight Updates

May 8, 2020Emmalea Garver Ernest

Alyssa Koehler, Extension Field Crops Pathologist; akoehler@udel.edu Wheat is at or very near anthesis (Feekes 10.5.1) for much of the region. With the frequent rain events, we remain at high risk for Fusarium Head Blight (Figure 1) and fungicide applications… Continue Reading →

Agronomic Crops 28:8, freeze injury, fusarium head blight, small grain

Wheat, Corn and Cold Temperatures

May 8, 2020Emmalea Garver Ernest

Jarrod O. Miller, Extension Agronomist, jarrod@udel.edu For winter wheat, freeze damage is showing up from the northern half of Delaware due to the freezing temperatures from mid-April (Figure 1). Sussex temepratures stayed around 30°F in April, and some of our… Continue Reading →

Agronomic Crops 28:8, field corn, freeze injury, growing degree days, wheat

Agronomic Crop Insect Scouting

May 8, 2020Emmalea Garver Ernest

David Owens, Extension Entomologist, owensd@udel.edu Early Season Moth Activity Cutworm numbers have come up a bit in the Seaford trap. Armyworm flight continues to be low, and should not improve this week. Trap counts for the week are as follows,… Continue Reading →

Agronomic Crops 28:8, agronomic crop insect scouting, field corn, slugs, soybean

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