Crop Scouting Training| severity.cropprotectionnetwork.org
July 17, 2025| Integrated Crop Management
Southern rust is caused by the fungus Puccinia polysora and can occur in important corn production areas of the United States and Canada. It can be difficult to distinguish common rust, from southern rust. We recommend submitting samples to an accredited diagnostic laboratory for confirmation. Counties or parishes that are highlighted in red on the map have had southern rust confirmed by University extension personnel and/or diagnostic laboratories.| cropprotectionnetwork.org
Summer precipitation summary| Integrated Crop Management
This publication was developed by the Crop Protection Network, a multi-state and international collaboration of university/provincial extension specialists and public/ private professionals that provides unbiased, research-based information to farmers and agricultural personnel. This information in this publication is only a guide, and the authors assume no liability for practices implemented based on this information. Reference to products in this publication is not intended to be an endorse...| cropprotectionnetwork.org