Agronomy Notebook

Research confirms benefits of crop rotation

  Recent research add strength to the long held belief that corn grown in rotation with soybeans requires less nitrogen fertilizer and produces better yields than continuous corn. “Our research shows that corn residue acts like a ‘sponge’ immobilizing the fertilizer, making it temporarily unavailable to the corn plant,” said John Shanahan, Pioneer agronomy research manager. “Growers [...]

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