Controlled release fertilizer and method for production thereof
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United States of America Patent
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N/A
Issued Date -
Feb 5, 2004
app pub date -
Aug 2, 2002
filing date -
Aug 2, 2002
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A controlled release fertilizer material comprising a particulate plant nutrient surrounded by a coating comprising at least one substantially homogeneous layer of a urethane-containing compound and an organic additive. With appropriate selection of the additive, the shape and duration of the release profile can be modified to suit a wide variety of applications.
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Family
International Classification(s)
Cited Art Landscape
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