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Process for the use of the potassium hydroxide present in the rocks or minerals and simultaneous production of a nitrogenous fertilizer and a nitrogenous fertilizer containing potassium hydroxide in the form that can be assimilated by plants
Process for the use of the potassium hydroxide present in the rocks or minerals and simultaneous production of a nitrogenous fertilizer and a nitrogenous fertilizer containing potassium hydroxide in the form that can be assimilated by plants