FIELD: granulated fertilizer production. SUBSTANCE: fertilizer has water-soluble nutrient components taken from the group containing nitrogen, phosphorus, potassium compounds or their mixture, trace elements, biostimulating agents and polymers or compositions based on thereof. Permeability by water is 0.00001-0.0000001 ml/cm/cm2 x h. Fertilizer has the following ratio of components, mas. p. p.: polymers or polymeric compositions, 0.5-3.5; water-soluble components, 96.5-99.5. Fertilizer has cellulose esters or polyamides, or polyolefins, or their copolymers, or polyetherurethanes. EFFECT: improved quality and property of fertilizer. 2 cl, 1 dwg
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Authors
Dates
1997-08-27—Published
1995-12-28—Filed