Browsing by Author "Breker, John Steven"

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    • Recalibration of Soil Potassium Test for Corn in North Dakota 

      Breker, John Steven (North Dakota State University, 2017)
      Corn (Zea mays L.) production has greatly increased in North Dakota since the 1990s; yet, potassium (K) fertilizer recommendations for corn in North Dakota still date from the late 1970s and early 1980s when corn grain ...