Nitrogen moves in the soil profile because of environmental factors – precipitation, temperature, etc. – but it’s important to understand the chemical process happening behind that movement in order to better control it. Let’s start by reviewing the transformation of one form, Anhydrous Ammonia. It enters the soil ammonia (NH3). It quickly grabs a hydrogen…
While we all enjoy the warm fall weather, these warm temperatures in conjunction with a delayed soybean harvest create some issues for growers intending to apply fall anhydrous. Most growers understand the importance of waiting until soil temperatures have dropped below 50 degrees in order to dramatically slow the conversion of ammonium nitrogen to the…
In areas across the country that are experiencing delayed planting due to weather conditions, growers whose normal practice includes applying anhydrous pre-plant likely won’t want to wait too long to get into the field. The question then becomes how soon can corn be planted after applying anhydrous pre-plant without causing injury? When anhydrous is applied,…
