Garden waste biomass charcoal-based calcium magnesium phosphate fertilizer and preparation method thereof
A carbon-based calcium-magnesium phosphate fertilizer and garden waste technology, applied in fertilization devices, fertilizer mixtures, applications, etc., can solve problems such as biochar and calcium-magnesium phosphate fertilizer research reports that have not been seen, and increase soil fertility and available nutrients content, improve the mineralization process, and promote the effect of absorption
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Embodiment 1
[0051] A preparation method of garden waste biomass charcoal-based calcium magnesium phosphate fertilizer, comprising the following steps:
[0052] (1) Pyrolysis of garden waste to obtain biochar and flammable gas of garden waste;
[0053] (2) The raw materials of calcium magnesium phosphate fertilizer and the garden waste biochar accounting for 20% of the total weight of calcium magnesium phosphate fertilizer are mixed, then melted and granulated, and the pellets are collected; wherein, the heat required for melting is provided by the combustible gas burning offers;
[0054] The calcium magnesium phosphate fertilizer includes the following raw materials in parts by weight: 20 parts of base fertilizer, 0.11 part of mixed magnesium sulfate solution, 0.5 part of composite bacterial agent and 0.5 part of soil conditioner; wherein, the base fertilizer contains 12% by weight of P 2 o 5 , MgO with a content of 8% by weight, CaO with a content of 25% by weight, and SiO with a conte...
Embodiment 2
[0068] A preparation method of garden waste biomass charcoal-based calcium magnesium phosphate fertilizer, comprising the following steps:
[0069] (1) Pyrolysis of garden waste to obtain biochar and flammable gas of garden waste;
[0070] (2) The raw materials of calcium magnesium phosphate fertilizer and the garden waste biochar accounting for 21% of the total weight of calcium magnesium phosphate fertilizer are mixed, then melted and granulated, and the pellets are collected; wherein, the heat required for melting is provided by the combustible gas burning offers;
[0071] The calcium magnesium phosphate fertilizer includes the following raw materials in parts by weight: 30 parts of base fertilizer, 0.12 part of mixed magnesium sulfate solution, 0.7 part of composite bacterial agent and 0.7 part of soil conditioner; wherein, the base fertilizer contains 14% by weight of P 2 o 5 , MgO with a content of 10% by weight, CaO with a content of 27% by weight, and SiO with a cont...
Embodiment 3
[0085] A preparation method of garden waste biomass charcoal-based calcium magnesium phosphate fertilizer, comprising the following steps:
[0086] (1) Pyrolysis of garden waste to obtain biochar and flammable gas of garden waste;
[0087] (2) The raw materials of calcium magnesium phosphate fertilizer and the garden waste biochar accounting for 22% of the total weight of calcium magnesium phosphate fertilizer are mixed, then melted, granulated, and the pellets are collected; wherein, the heat required for melting is provided by the combustible gas burning offers;
[0088] The calcium magnesium phosphate fertilizer includes the following raw materials in parts by weight: 40 parts of base fertilizer, 0.13 parts of mixed magnesium sulfate solution, 1 part of composite bacterial agent and 1 part of soil conditioner; wherein, the base fertilizer contains 16% by weight of P 2 o 5 , 12% by weight of MgO, 29% by weight of CaO, 25% by weight of SiO 2 , FeO with a weight percentage ...
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