Test for Soybean Cyst Nematode:Looks can be deceiving as hidden pockets of the disease can still cut yield

摘要

Harvest is prime time to check soybean cyst nematode (SCN) populations. The pest reaches peak numbers at the end of the season."The five long-suffering SCN states are Ohio, Iowa, Illinois, Minnesota and Missouri," says Greg Tylka, nematologist at Iowa State University. More recently, the pest has been confirmed in North Dakota so the western Corn Belt states need to be activelymanaging for the pest as well.