Articles tagged under: Jan Knodel
Dry Bean Scene
Published July 19, 2019
Now is the time during the growing season to be scouting for insects in dry beans. So far, reports of potato leaf hopper and grasshoppers are coming in. Get the details in this week’s Dry Bean Scene, made possible by…Northern Corn Rootworm Showing Resistance
Published June 2, 2019
Northern corn rootworm resistance is happening in the most common Bt traits in southeastern North Dakota. NDSU Extension entomologist Jan Knodel says resistant corn rootworm beetles were found at Sargent and Ransom Counties. Knodel says scouting and rotation are key…Grasshoppers Make Their Way North
Published July 19, 2018
NDSU Extension Entomologist Jan Knodel has been seeing an increasing population of grasshoppers in southeast North Dakota. "The young grasshoppers are just changing now to adults in that part of North Dakota. It's probably not quite as far along up further…Grasshoppers Popping Up in Dry Fields
Published June 28, 2018
NDSU Extension Entomologist Jan Knodel says grasshopper nymphs are showing up in threshold numbers in areas that missed the recent rains. "Mainly near Benson, Steele and Traill counties, there are high populations of young grasshoppers. We do recommend that you…Watch for Flea Beetles in Canola
Published May 25, 2018
Canola growers are being reminded to scout their canola fields for flea beetles. NDSU Extension Entomologist Jan Knodel says if you do find threshold levels of flea beetles you need to treat as quickly as possible. "You really need to watch…