Chemical selector
The Pesticide Selector includes suggestions for chemical control of pests in Kansas crops, which are provided by K-State Research and Extension, and may not be relevant for states other than Kansas. We will continue to expand this tool for help in selecting other types of agricultural chemicals, and for other states. Contact the myFields Team if you are interested in contributing content!
The herbicide performance ratings are taken from: C.R. Thompson, D.E. Peterson, W.H. Fink, P.W. Stahlman, and J.W. Slocombe. 2020. Chemical Weed Control for Field Crops, Pastures, Rangeland, and Noncropland, Kansas State University, January 2016. Contribution no. 16-029-S from the Kansas Agricultural Experiment Station. Find it online at the bookstore.
The insecticide recommendations are taken from: B.P. McCornack, S. Zukoff, R.J. Whitworth, J.P. Michaud, and H.N. Schwarting. 2019. Insect Management Guides. March 2018. Kansas State University Agricultural Experiment Station and Cooperative Extension Service. PDF formats are available here.
Click here for a How-to Tutorial.
Crop type: Corn
Arthropod: True armyworm
Pyrethroid insecticide. Toxic to fish and aquatic organisms. Signal word on label: DANGER. Fatal if swallowed. Corrosive. Causes irreversible eye and skin damage. Extremely hazardous to fish and aquatic invertebrates - do not apply directly over water or to areas where surface water is present. Drift and runoff may be hazardous to aquatic organisms in areas near application site. This pesticide is highly toxic to bees exposed to direct treatment. Do not apply this product or allow it to drift to blooming crops or weeds on which bees are actively foraging. Minimum gallonage is 2 gallons of water for aerial application and 5 gallons by ground. See label for chemigation directions. REI is 12 hours. PHI is 21 days for grain or fodder. Do not cut or graze field corn for forage within 12 days of application.