Organic carbon suspension liquid compound fertilizer and preparation method thereof

[0055] The organic carbon suspension liquid compound fertilizer described in the present embodiment contains each component of following parts by weight:

[0056]

[0057] The specific preparation method of the organic carbon suspension liquid compound fertilizer comprises the following steps:

[0058] S1. Dissolve the molasses, sodium octaborate tetrahydrate, EDTA-Zn and EDTA-Mn of the above compound fertilizer formula in 2 / 3 of the water, and stir for 15 minutes to obtain the mother liquor;

[0059] S2. Add humic acid powder to the mother liquor, stir while adding, and stir for 30 minutes to form black thick liquid;

[0060] S3. At 75°C, slowly add monoammonium phosphate, ammonium nitrate, urea, potassium nitrate, and potassium chloride to S2, stir while adding, keep the reaction temperature at 75°C, and stir for 40 minutes to form a viscous fluid;

[0061] S4. When the temperature of S3 drops to normal temperature, add sodium alginate oligosaccharides and betaine to the

[0066] The organic carbon suspension liquid compound fertilizer described in the present embodiment contains each component of following parts by weight:

[0067]

[0068] The specific preparation method of the organic carbon suspension liquid compound fertilizer comprises the following steps:

[0069] S1. Dissolve the leftovers from the monosodium glutamate factory, sodium octaborate tetrahydrate, boric acid, EDTA-Zn and EDTA-Mn in 2 / 3 of the above compound fertilizer formula, and stir for 15 minutes to obtain the mother liquor;

[0070] S2. Add humic acid powder to the mother liquor, stir while adding, and stir for 30 minutes to form black thick liquid;

[0071] S3. Slowly add urea phosphate to S2, stir while adding at 80°C, and stir for 25 minutes to form a viscous fluid; after the urea phosphate is completely dissolved, slowly add monoammonium phosphate, ammonium polyphosphate, urea, and potassium chloride respectively , stirring while adding, keeping the reaction t

[0077] The organic carbon suspension liquid compound fertilizer described in the present embodiment contains each component of following parts by weight:

[0078]

[0079] The specific preparation method of the organic carbon suspension liquid compound fertilizer comprises the following steps:

[0080] S1. Dissolve the yeast factory waste liquid, boric acid, EDTA-Zn and EDTA-Mn of the above compound fertilizer formula in 2 / 3 of the water, stir for 15 minutes, and obtain the mother liquor;

[0081] S2. Add humic acid powder to the mother liquor, stir while adding, and stir for 30 minutes to form black thick liquid;

[0082] S3. Slowly add urea phosphate to S2, stir while adding at 80°C, and stir for 25 minutes to form a viscous fluid; after the urea phosphate is fully dissolved, slowly add monoammonium phosphate, ammonium nitrate, and potassium sulfate While stirring, keep the reaction temperature at 70°C and the reaction time for 40 minutes to form a viscous fluid;

[0083