Preparation method of soil conditioning type disease-resistant yield-increasing water-soluble fertilizer additive
A soil conditioning and water-soluble fertilizer technology, applied in soil conditioning and agricultural fields, can solve problems such as chemical pesticide pollution, achieve the effects of improving soil quality, preventing potato scab and solving environmental problems
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Embodiment 1
[0008] 1) Put 20 grams of cetyltrimethylammonium bromide in 2 liters of water, and stir at 50 degrees Celsius for 30 minutes.
[0009] 2) Add 10 mL of ammonium carbonate (4 g / L) aqueous solution to the solution obtained in (1), and stir for 40 minutes.
[0010] 3) Add 20 mL tetraethyl orthosilicate to the solution obtained in (2), and stir for 40 hours at a temperature of 30 degrees Celsius to obtain a mixed solution composed of silicon dioxide and cetyltrimethylammonium bromide.
[0011] 4) Calcining the solution obtained in (3) at 560 degrees Celsius for 5 hours to obtain nano-scale silicon dioxide.
[0012] 5) Add the nano-scale silicon dioxide obtained in (4) to 200mL polyethyleneimine (3g / L) aqueous solution, stir at 50 degrees Celsius for 10 hours, and treat it with microwave (1000 watts) for 1 hour, then in Drying at 70 degrees centigrade for 10 hours to obtain aminated nano silicon dioxide powder.
[0013] 6) Put Bacillus subtilis zzl-002 (General Microorganism Cente...
Embodiment 2
[0017] 1) Place 40 grams of cetyltrimethylammonium bromide in 4 liters of tap water and stir for 40 minutes at 60 degrees Celsius.
[0018] 2) Add 30 mL of ammonium carbonate (5 g / L) aqueous solution to the solution obtained in (1), and stir for 50 minutes.
[0019] 3) Add 30 mL tetraethyl orthosilicate to the solution obtained in (2), and stir for 50 hours at a temperature of 40 degrees Celsius to obtain a mixed solution composed of silicon dioxide and cetyltrimethylammonium bromide.
[0020] 4) Calcining the solution obtained in (3) at 580 degrees Celsius for 6 hours to obtain nanometer silicon dioxide.
[0021] 5) Add the nano-scale silicon dioxide obtained in (4) to 250mL polyethyleneimine (3g / L) aqueous solution, stir at 60 degrees Celsius for 20 hours, and treat it with microwave (1500 watts) for 1.5 hours, then in Drying at 80 degrees centigrade for 11 hours to obtain aminated nano silicon dioxide powder.
[0022] 6) Put Bacillus subtilis zzl-002 (No. CGMCC No. 13758 ...
Embodiment 3
[0026] 1) Place 70 grams of cetyltrimethylammonium bromide in 7 liters of tap water and stir at 90 degrees Celsius for 50 minutes.
[0027] 2) Add 50 mL of ammonium carbonate (7 g / L) aqueous solution to the solution obtained in (1), and stir for 70 minutes.
[0028] 3) Add 42 mL tetraethyl orthosilicate to the solution obtained in (2), and stir for 70 hours at a temperature of 50 degrees Celsius to obtain a mixed solution composed of silicon dioxide and cetyltrimethylammonium bromide.
[0029] 4) Calcining the solution obtained in (3) at 590 degrees Celsius for 10 hours to obtain nanoscale silicon dioxide.
[0030] 5) Add the nano-scale silicon dioxide obtained in (4) to 300mL polyethyleneimine (7g / L) aqueous solution, stir at 70 degrees Celsius for 30 hours, and treat it with microwave (2000 watts) for 2 hours, then in Drying at 100 degrees centigrade for 12 hours to obtain aminated nano silicon dioxide powder.
[0031] 6) Put Bacillus subtilis zzl-002 (No. CGMCC No. 13758 ...
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