Integrated Crop Management News
 

Document Type

Article

Publication Date

6-11-2001

Abstract

The prolonged cool, wet weather has complicated application decisions for postemergence herbicides. The stressful conditions may have reduced crop tolerance and prevented timely herbicide applications. Most growers realize that it would be wise not to treat corn under these conditions, but they may not have the flexibility to delay applications because of time limitations, crop stage, or weed size. A frequently asked question is how many days of warm weather are needed before the crop will regain its vigor? Unfortunately, there is no simple answer because many interacting factors affect the crop's recovery. However, the following are guidelines that may help in the decision process

Copyright Owner

Iowa State University

Language

en

File Format

application/pdf

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The Iowa State University Digital Repository provides access to Integrated Crop Management News for historical purposes only. Users are hereby notified that the content may be inaccurate, out of date, incomplete and/or may not meet the needs and requirements of the user. Users should make their own assessment of the information and whether it is suitable for their intended purpose. For current information on integrated crop management from Iowa State University Extension and Outreach, please visit https://crops.extension.iastate.edu/.