Biological slow-release fertilizer for fleece-flower root
A technology of slow-release fertilizer and Polygonum multiflorum, which is applied in the field of Polygonum multiflorum biological slow-release fertilizer, can solve the problems of no pest control formula, incomplete nutritional structure, no slow-release effect, etc., and achieve fast and long-term absorption and utilization. High, easily absorbed effect
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Embodiment 1
[0033] The Polygonum multiflorum biological slow-release fertilizer comprises the following raw materials in parts by weight:
[0034] 20 parts of potassium polyphosphate; 10 parts of ammonium polyphosphate; 0.2 parts of magnesium sulfate; 0.2 parts of calcium chloride; 1 part of trace elements; 5 parts of manure fermented fertilizer; 1 part of tea saponin; parts; 10 parts of sustained release agent.
[0035] The preparation method of described potassium polyphosphate comprises the following steps:
[0036] ① Put yellow phosphorus in a combustion furnace and burn it at 450°C to get P 2 o 5 gas;
[0037] ②Use a blower to blow P 2 o 5 The gas is pumped into the polymerization tower, and water is continuously sprinkled to make P 2 o 5 The gas dissolves in water, to the P in the solution 2 o 5 The weight concentration of reaches 70%, obtains solution;
[0038] 3. in the solution obtained, according to hydrogen sulfide gas: solution is 1:1000 weight ratio hydrogen sulfid...
Embodiment 2
[0047] The Polygonum multiflorum biological slow-release fertilizer comprises the following raw materials in parts by weight:
[0048] 22 parts of potassium polyphosphate; 15 parts of ammonium polyphosphate; 0.3 parts of magnesium sulfate; 0.25 parts of calcium chloride; 1 part of trace elements; 8 parts of manure fermented fertilizer; 2 parts of tea saponin; parts; 12 parts of sustained-release preparations.
[0049] The preparation method of described potassium polyphosphate comprises the following steps:
[0050] ① Put yellow phosphorus in a combustion furnace and burn it at 550°C to get P 2 o 5 gas;
[0051] ②Use a blower to blow P 2 o 5 The gas is pumped into the polymerization tower, and water is continuously sprinkled to make P 2 o 5 The gas dissolves in water, to the P in the solution 2 o 5 The weight concentration of reaches 78%, obtains solution;
[0052] 3. in the solution that obtains, according to hydrogen sulfide gas: solution is 1:1550 weight ratio hy...
Embodiment 3
[0061] The Polygonum multiflorum biological slow-release fertilizer comprises the following raw materials in parts by weight:
[0062]25 parts of potassium polyphosphate; 18 parts of ammonium polyphosphate; 0.4 parts of magnesium sulfate; 0.3 parts of calcium chloride; 1.5 parts of trace elements; 12 parts of manure fermented fertilizer; 3 parts of tea saponin; parts; 15 parts of sustained-release preparations.
[0063] The preparation method of described potassium polyphosphate comprises the following steps:
[0064] ① Put yellow phosphorus in a combustion furnace and burn it at 600°C to get P 2 o 5 gas;
[0065] ②Use a blower to blow P 2 o 5 The gas is pumped into the polymerization tower, and water is continuously sprinkled to make P 2 o 5 The gas dissolves in water, to the P in the solution 2 o 5 The weight concentration of reaches 90%, obtains solution;
[0066] 3. in the solution that obtains, according to hydrogen sulfide gas: solution is 1:2000 weight ratio ...
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