Controlled release nitrogeneous fertilizer composition system
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United States of America Patent
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Jul 3, 2012
Grant Date -
Sep 15, 2011
app pub date -
Oct 16, 2009
filing date -
Oct 22, 2008
priority date (Note) -
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Abstract
A controlled release nitrogeneous fertilizer composition system, comprising (a) a tannin selected from the group consisting of purified tannins, purified modified tannins, condensate tannins, and mixtures thereof; (b) a nitrogeneous fertilizer component selected from the group consisting of an ammonia fertilizer, an ammonium fertilizer, a urea fertilizer, a nitrogen containing fertilizer, a natural nitrogen containing organic fertilizer, a nitrogen containing waste product fertilizer, a slow and control release fertilizer, and mixtures thereof; and optionally (c) a carrier. Also disclosed is a method for making such fertilizer composition systems.
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Cited Art Landscape
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