Preparation method of fertilizer for increasing hybrid rice yield per mu
A hybrid rice and fertilizer technology, applied in inorganic fertilizers, ammonium salt fertilizers, fertilizer mixtures, etc., can solve problems such as the reduction of cultivated land, improve quality and taste, restore original flavor, and reduce labor costs and fertilizer costs.
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Embodiment 1
[0019] A method for preparing fertilizers for improving the yield per mu of hybrid rice, comprising the steps of:
[0020] S1. Stir 8kg kaolin, 100kg concentration of 0.7mol / L nitric acid solution for 40min, the stirring temperature is 85°C, add 4kgP123, 2kg polystyrene microsphere emulsion and continue stirring for 20min, cool down, wash, dry, roast for 50min, the roasting temperature is 880 ℃, cooled to room temperature, and pulverized to obtain the first material;
[0021] S2, 4kg talc powder, 8kg sepiolite powder, 2kg zeolite powder, 8kg first material, 0.6kg molybdenum trioxide were stirred for 12min, and the stirring speed was 1000r / min to obtain the second material;
[0022] S3, mix 140kg urea, 50kg ammonium bicarbonate, 50kg precipitated phosphate fertilizer, 20kg kiln ash potassium fertilizer, add 1.4kgEDTA chelated zinc, 0.4kgEDTA chelated manganese, 2kg brassinolide, 2kg triacontanol and mix uniformly to obtain third material;
[0023] S4. Mix 25kg of the second m...
Embodiment 2
[0025] A method for preparing fertilizers for improving the yield per mu of hybrid rice, comprising the steps of:
[0026] S1. Stir 16kg of kaolin and 70kg of 1mol / L nitric acid solution for 20min at a stirring temperature of 95°C, add 2kg of P123 and 4kg of polystyrene microsphere emulsion and continue stirring for 10min, cool down, wash, dry, and roast for 70min at a roasting temperature of 840°C , cooled to room temperature, and pulverized to obtain the first material;
[0027] S2, 6kg talcum powder, 4kg sepiolite powder, 4kg zeolite powder, 4kg first material, 1kg molybdenum trioxide were stirred for 5min, and the stirring speed was 1200r / min to obtain the second material;
[0028] S3. Mix 100kg urea, 70kg ammonium bicarbonate, 30kg precipitated phosphate fertilizer, and 26kg kiln ash potassium fertilizer, add 0.6kg EDTA chelated zinc, 0.8kg EDTA chelated manganese, 1.6kg brassinolide, 4kg triacontanol and mix evenly get the third material;
[0029] S4. Mix 15kg of the s...
Embodiment 3
[0031] A method for preparing fertilizers for improving the yield per mu of hybrid rice, comprising the steps of:
[0032] S1. Stir 10kg of kaolin and 90kg of 0.8mol / L nitric acid solution for 35min at a stirring temperature of 88°C, add 3.5kg of P123 and 2.5kg of polystyrene microsphere emulsion and continue to stir for 17min, cool down, wash, dry, and roast for 55min at the roasting temperature to 870°C, cool down to room temperature, and pulverize to obtain the first material;
[0033] S2, 4.5kg talcum powder, 7kg sepiolite powder, 2.5kg zeolite powder, 7kg first material, 0.7kg molybdenum trioxide were stirred for 10min, and the stirring speed was 1050r / min to obtain the second material;
[0034] S3, mix 130kg urea, 55kg ammonium bicarbonate, 45kg precipitated phosphate fertilizer, 22kg kiln ash potassium fertilizer, add 1.2kg EDTA chelated zinc, 0.5kg EDTA chelated manganese, 1.9kg brassinolide, 2.5kg triacontanol and mix Obtain the third material evenly;
[0035] S4. M...
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