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28:18

Guess the Pest! Week 16

July 17, 2020ahoggard

David Owens, Extension Entomologist, owensd@udel.edu As you’re strolling down the lane between soybeans and corn, you see some plants with odd splotches on the corn stalk. What has caused this? Test your pest management knowledge by clicking on the guess… Continue Reading →

General 28:18, Guess the Pest!

Guess the Pest! Week 15 Answer: Potato Leafhopper

July 17, 2020ahoggard

David Owens, Extension Entomologist, owensd@udel.edu Congratulations to Bob Leiby for correctly identifying the yellowing on the snap bean leaf as hopperburn caused by potato leafhopper. Adults are very active and fly from the foliage at the least disturbance. Small nymphs… Continue Reading →

General 28:18, Guess the Pest!, potato leafhopper, snap bean

Don’t Forget to Control Palmer Amaranth on Field Edges

July 17, 2020ahoggard

Mark VanGessel, Extension Weed Specialist; mjv@udel.edu From the questions and comments I have been getting, there is a real effort to stay after the Palmer amaranth in fields. However, driving around it seems some of the patches on field edges… Continue Reading →

General 28:18, herbicide resistant weeds, palmer amaranth

2020 Malting Barley Fungicide Trial Results

July 17, 2020ahoggard

Alyssa Koehler, Extension Field Crops Pathologist; akoehler@udel.edu A fungicide trial was conducted on Violetta barley planted October 4, 2019 to assess the efficacy of various fungicides for management of Fusarium Head Blight (FHB, Fusarium spp.) and Glume Blotch (GB, Parastagonospora… Continue Reading →

Agronomic Crops 28:18, barley, malting barley, small grain

Field Crops Disease Update

July 17, 2020ahoggard

Alyssa Koehler, Extension Field Crops Pathologist; akoehler@udel.edu Corn Grey leaf spot is becoming more common over the past week. To scout, check how far up the canopy lesions have moved. If the ear leaf or two leaves below have 5%… Continue Reading →

Agronomic Crops 28:18, field corn, Grey leafspot

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