| 摘要 |
FIELD: agriculture.SUBSTANCE: method of production of granular nitrogen fertiliser or ameliorant, which is a composite of two or more components in the form of their mixture comprises preparing one component in the form of the nitrogen fertiliser solution, separate preparing the other component - the filler powder consisting of one or more components, mixing the solution of nitrogen fertiliser and the resulting filler powder in a certain ratio, granulation of the mixture formed, which is initially in the plastic state, and the filler powder is used as bottom-ash mixture from burning coal and gypsum binder in a ratio of 3:2.EFFECT: invention enables to expand the range of fertilisers and ameliorants based on bottom-ash mixture from burning coal, to reduce the cost of production.5 cl, 2 ex |
