Emerald Ash Borer has been positively identified in the Iowa community of Hedrick in Keokuk County. A statewide quarantine remains in place and restricts the movement of hardwood firewood, ash logs, wood chips and ash tree nursery stock out of Iowa into non-quarantined areas of other states.
Emerald Ash Borer has been positively identified in Appanoose, Lucas, Mahaska, Marion and Monroe counties in southern Iowa.
The Corn Nitrogen Rate Calculator is available to help farmers find the maximum return to nitrogen fertilizer applications and the most profitable application rate for their farm. Having adequate nitrogen available is critical for corn production, but given the high prices for fertilizer it is important farmers determine the right amount that is needed on their crops.
Farmers are encouraged to wait until soil temperatures remain below 50 degrees Fahrenheit before applying anhydrous ammonia (NH3) fertilizer this fall.