Planning for 4R nutrient management must be farm-specific — that is, geared for the unique crops, cropping practices, soils ...

Corn farmers always seem to be searching for that perfect nitrogen (N) application rate, probably because it can be a moving target. Apply too little, and you miss out on yield potential. Apply too ...

AMES, Iowa – When Michael Castellano tells people there are billions of different variations of farmer decisions and environmental conditions that can affect how much nitrogen fertilizer is just ...

One segment of biological products presents a specific opportunity for ag retailers. Several companies have introduced biological technology formulated to blend with a traditional dry bulk fertilizer.

AMES, Iowa – The amount of nitrogen fertilizer needed to maximize the profitability of corn production in the Midwest has been increasing by about 1.2% per year for the past three decades, according ...