FIELD: chemistry.
SUBSTANCE: invention relates to crop production. Stimulator of spring wheat growth contains complex compound of boron and urea with the following component ratio, wt %: complex substance NH2CONH2·[HOB5O5(OH)4] 20-54, urea - the remaining part. Boric acid and urea are mixed with molar ratio boric acid: urea 1:(1-4) at temperature 110-130°C for 0.5-1 hour with further granulation of obtained product.
EFFECT: invention makes it possible to increase productivity of spring wheat and reduce cost of plant growth stimulator.
2 cl, 2 tbl, 1 ex
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Authors
Dates
2013-09-20—Published
2012-04-06—Filed