FIELD: agriculture.
SUBSTANCE: fertiliser composition contains a granule of the base fertiliser; a barrier coating covering at least a part of the outer surface of the granule of the base fertiliser, where the barrier coating is a material that is unreactive with respect to the base fertiliser and one or more micronutrients, and comprises a material selected from the group comprising urea, langbeinite, ammonium sulphate, potassium sulphate, magnesium sulphate, calcium sulphate, elemental sulphur, silicates, corresponding hydrates and their combinations; and one or more micronutrients covering at least a part of the barrier coating, such that one or more micronutrients are insulated from the granule of the base fertiliser.
EFFECT: invention enables to obtain the fertiliser that maximises the introduction of micronutrient in the soil solution and, ultimately, to the root zone of the plants.
19 cl, 4 dwg, 4 ex
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Authors
Dates
2014-06-20—Published
2011-02-23—Filed