CPC C05G 3/44 (2020.02) [A01C 21/00 (2013.01); C05B 7/00 (2013.01); C05C 9/005 (2013.01); C05G 1/00 (2013.01); C05G 5/18 (2020.02); C05G 5/38 (2020.02); C07D 473/30 (2013.01)] | 18 Claims |
1. A method of fertilizing crops, comprising applying a nitrogen activator stabilizer fertilizer (NASF1) composition to said crops; the composition comprising a coated slow-release fertilizer composition comprising:
a core comprising a nitrogen-based fertilizer; and
at least one coating layer surrounding the core, wherein the at least one coating layer comprises a potassium compound, chitosan, and 2-(1-(4-(dimethylamino)butyl)-8-((2-ethoxy-2-oxoethyl)thio)-6-oxo-6,9-dihydro-1H-purin-2-yl)-6-nitrobenzoic acid (ABT-PNB), with the ABT-PNB having the following structure:
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