| 摘要 |
1. A method of obtaining liquid fertilizer concentrate containing nitrogen and/or potassium and/or phosphor in the form of water-soluble compounds, complexed micronutrients and additional components, particularly magnesium, characterized in that the aqueous solution of fertilizing macronutrients, that is nitrogen and/or potassium and/or phosphor and/on magnesium are mixed with plant-derivative organic substances, which are post-distillation wastes from the spirit industry and/or potato slops and/or post-distillation decoctions from fruit industry containing e.g. carboxylic acids, betaine, amino acids, and hydrocarbons, and further, to the mixture prepared in this way, salts of micronutrient elements are added, and the whole is mixed to complete dissolution, possibly with some minor preheating.
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