Controlled release aquatic nutrients
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United States of America Patent
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Mar 25, 1997
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N/A
app pub date -
Jan 27, 1995
filing date -
Jan 27, 1995
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Abstract
A method of using phosphate chemicals of the formula LDPO.sub.4 to provide controlled release nutrients to the food chain in aquatic environments to supply improved feeding and growth of fish, wherein L represents a monovalent Lewis Acid moiety, D represents a divalent metal moiety, and PO.sub.4 represents an orthophosphate moiety. The method includes the use of slow release phosphate chemicals which provide water soluble nutrients disseminating in flowing water streams for a period of about one year. The chemicals include: magnesium ammonium phosphate, manganous ammonium phosphate, zinc ammonium phosphate, ferrous ammonium phosphate, magnesium potassium phosphate, manganous potassium phosphate, and manganous potassium phosphate.
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