At the closing of each growing season, growers start thinking about the next year, and soil testing is an important part of that planning. The Montana State University Extension Soil Fertility Program ...
A farmer applies nitrogen fertilizer to a corn field in Boone County in June 2024. Photo by Alex Schaffer/Iowa Soybean Association. AMES, Iowa – The amount of nitrogen fertilizer needed to maximize ...
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 ...
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 ...
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