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The principles of pruning is a 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 third video Dr. Jeff Iles (Iowa State University) gives an overview of how to deal with included bark on your shade tree and demonstrates steps you might need to take to remedy that, as well as care after you make the cut.

Adam Sisson (Integrated Pest Management Specialist) discovers a praying mantis in a soybean field and attempts to showcase it's raw power and agility.

0:00 Ornamental 0:43 What We're Doing 2:35 Identifying Branch for Removal 2:56 Suppression Cut 4:07 Goals 5:45 Another Suppression Cut