Farmers are reminded to wait until soil temperatures remain below 50 degrees Fahrenheit before applying anhydrous ammonia (NH3) fertilizer this fall. Harvest is progressing rapidly in many parts of the state and officials with the Iowa Department of Agriculture and Land Stewardship and Iowa State University Extension and Outreach said that waiting can help reduce nitrogen loss and better protects the environment.
The emerald ash borer, a highly destructive insect of ash trees, has been confirmed in Dubuque, Iowa. Twenty-eight of Iowa’s counties have now been confirmed positive.
The emerald ash borer, a destructive and invasive insect of ash trees, has been discovered in central rural Montgomery County. Iowa’s growing number of counties with confirmed detections has now reached 27.