Michigan: How Will Wet Spring Impact Insect Pests?

🕔Jun 20, 2019I have been getting many questions (and theories) about the how the wet spring will impact insects. My thoughts are below, divided by insect. First, a plug for the upcoming […]

Michigan Corn, Soybeans: Armyworm Outbreak Around Upper Peninsula

🕔Jul 19, 2018Armyworms have been found in high numbers in crop fields in several Michigan counties including Charlevoix, Manistee, Isabella and many parts of the Upper Peninsula. Check corn, oat, rye and […]

Michigan Corn, Soybeans: Look for Soybean Aphids, Western Bean Cutworm

🕔Jul 5, 2018Asiatic garden beetle adults Asiatic garden beetles (and Japanese and false Japanese beetles) pupated and are emerging as adults, i.e., grub damage has ended. In Asiatic garden beetle-infested fields, the […]

Michigan Corn, Soybeans: Attack of the Asiatic Garden Beetles

🕔Jun 14, 2018Exactly a month ago, I wrote a Michigan State University Extension article about grubs that included a handy field identification sheet for grubs to assist in identifying different species. It’s time to pull out […]

Corn: Handy Bt Trait Table for Updated for 2018

🕔Dec 14, 2017I made some major changes to the Handy Bt Trait Table updated for 2018. To improve readability, trait packages are now alphabetized instead of grouped by seed company. Also, letter abbreviations […]

Southwest Michigan Row Crop Field Day, Vicksburg, Aug. 2

🕔Jul 20, 2017Glyphosate, the active ingredient in Roundup and several generic products, is a non-selective herbicide that can be sprayed on glyphosate-tolerant (Roundup Ready) crops safely. According to the International Survey of […]

Michigan Corn: Management Tips for Western Bean Cutworm

🕔Jul 13, 2017Western bean cutworm moth flight has ramped up in southern Michigan (the lower two tiers of counties) plus northern Indiana and Ohio. It is critical to scout pre-tassel and freshly […]

Michigan: Western Bean Cutworms, Asiatic Garden Beetles Emerging

🕔Jul 6, 2017Western bean cutworm Western bean cutworm moths are flying in southern and central counties. Numbers will pick up over the next few weeks, with peak flight (the target for corn […]

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