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.

Higher natural gas prices and trade policies push fertilizer costs up again threatening already tight farm profit margins.

BOZEMAN - Two new Web-based tools developed by Montana State University Extension specialists help Montana wheat producers optimize fertilizer rates - and their profits. The two tools help producers ...