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 ...

Reducing nitrogen fertilization rates to the environmental optimum would cause a drop in yield of about 6% while only slightly reducing nitrogen loss, an unfavorable trade-off, Archontoulis said. "If ...

A well-designed nutrient management program is crucial for maximizing soybean yields. But what nutrients do you need to apply before planting to ensure your soybeans get the best start? Soybeans may ...

Agricultural lime takes time to work, but it provides excellent returns by improving soil pH, nutrient availability and fertilizer efficiency.

(KNSI) — Central Minnesota farmers have a new opportunity to get paid for reducing synthetic fertilizer use this growing season.

Results of the third annual Illinois Ag Retail Survey found conservation practices are gradually increasing across the Prairie State.

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 ...