Department of Agronomy

The Department of Agronomy at Iowa State University provides research-based educational programs in a variety of agronomic areas to support producers and agri-business professionals. Faculty and staff build the body of scientific knowledge including basic molecular-level discovery, field-oriented applied projects, and development of agricultural systems. The ultimate objective within the Department of Agronomy is to make crop production more efficient, more productive, and economically and environmentally sustainable.

Principles of Pruning - When and Why to Prune

The principles of pruning is a new video series from the Integrated Pest Management Program with Iowa State University Extension and Outreach. This series will give you the knowledge and instruction to safely and expertly prune your shade trees. In this first video Dr. Jeff Iles (Iowa State University) discusses why it is important to prune, when it should be done and shows what tools you will need to be successful.