By Kopsell David E.   Kopsell Dean A.   Sams Carl E.   Barickman T. Casey   in Journal of Plant Nutrition

ISSN:0190-4167|36|14|2154-2165

Taylor & Francis Ltd‎(2013)‎

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By Lefsrud Mark   Kopsell Dean   Kopsell David   in Journal of Plant Nutrition

ISSN:0190-4167|30|2|171-185

Taylor & Francis Ltd‎(2007)‎

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