The analysis tracks with surveys of Iowa farmers, whose self-reported rates of applying nitrogen fertilizer on corn also have increased in recent decades. "Seeing this study come out, I'm sure some of ...
Sulfur fertilizer is an increasingly important part of crop nutrition for corn and soybean growers. Among its other benefits, ...
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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