FIELD: chemistry.
SUBSTANCE: invention relates to agriculture and specifically to phosphorus-containing fertiliser. Phosphorus-containing fertiliser is proposed, which contains a mixture of phosphates with a chemical additive, where the chemical additive is a polymer or copolymer of chondroitin, alginic or furamic acid in concentration of 0.5-25 wt %.
EFFECT: fertiliser increases bioavailability by 1,5-2 times on average.
8 ex
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Authors
Dates
2010-05-20—Published
2007-11-21—Filed