Pollution-free agricultural soil disinfectant and preparation method thereof

A disinfectant and soil technology, applied in the field of soil treatment, can solve the problems of poor crop growth, aggravating the application of chemical fertilizers and pesticides, poor ability to improve soil properties, etc. The effect of increasing soil permeability

Inactive Publication Date: 2020-09-15
宁波净雅德环保科技股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] With the development of modern agriculture, the soil of our country's existing cultivated land has been over-exploited and used, especially for the cultivation of vegetables, flowers, fruits and other crops. The continuous planting of crops has aggravated the degree of soil deterioration, and it is difficult to effectively control crop soil-borne diseases, especially viral diseases. , resulting in damage to the soil structure, poor crop growth, and at the same time, increasing the application of chemical fertilizers and pesticides, leading to a vicious circle
[0003] In order to improve the land burden brought by modern agriculture, people have made a lot of efforts to kill viruses in the soil and restore soil properties through various methods, but the overall effect is not obvious, and the drug resistance of various pathogens continues to increase. It seriously threatens the growth of plants, and the excessive application of pesticides and chemical fertilizers seriously damages the soil structure, and even makes it lose its original repair ability
[0004] The existing technology has the following defects. The ability of the prior art to improve soil properties is poor. The destruction of the soil structure causes the rapid loss of the disinfectant components applied to the soil. Disinfection effect is not ideal

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0030] A method for preparing a disinfectant for pollution-free agricultural soil, comprising the steps of:

[0031] S1. Dissolve 6kg of carbendazim in 100kg of water, add 1kg of cyclodextrin, 3kg of bamboo powder, 1kg of medical stone powder, and 25kg of borax to mix, stir at a speed of 100r / min for 15min, and stir at a temperature of 50°C to obtain a premixed antibacterial agent;

[0032] S2. Soybean stalks are pulverized and submerged in water at 80°C to soften for 5 hours, filtered to adjust the water content to 35wt%, and sent to a flash detonator to spray out flash explosions from the outlet to obtain plant powder. The flash explosion temperature is 160 ℃, the ejection pressure is 10MPa, and the residence time is 1min;

[0033] S3. Add 1 kg of polyaspartic acid, 6 kg of sodium alginate, and 1 kg of zein peptide to 50 kg of plant powder, mix them, and grind in a grinder for 5 minutes at a grinding speed of 12000 r / min to obtain pretreated plant powder;

[0034] S4. Add ...

Embodiment 2

[0036] A method for preparing a disinfectant for pollution-free agricultural soil, comprising the steps of:

[0037] S1. Dissolve 10kg of carbendazim in 60kg of water, add 3kg of cyclodextrin, 1kg of bamboo powder, 5kg of medical stone powder, and 15kg of borax to mix, stir at a speed of 200r / min for 5min, and stir at a temperature of 70°C to obtain a premixed antibacterial agent;

[0038] S2. After pulverizing the rice straw, immerse it in 60°C water to soften it for 10 hours, filter it, adjust the water content to 30wt%, send it into the flash detonator, spray out the flash explosion from the outlet to obtain plant powder, and the flash explosion temperature is 180 ℃, the ejection pressure is 6MPa, and the residence time is 2min;

[0039] S3. Add 4 kg of polyaspartic acid, 2 kg of sodium alginate, and 4 kg of zein peptide to 30 kg of plant powder, mix them, and grind in a grinder for 2 minutes at a grinding speed of 20,000 r / min to obtain pretreated plant powder;

[0040] ...

Embodiment 3

[0042] A method for preparing a disinfectant for pollution-free agricultural soil, comprising the steps of:

[0043] S1. Dissolve 7kg of carbendazim in 90kg of water, add 1.5kg of cyclodextrin, 2.5kg of bamboo powder, 2kg of medical stone powder, and 22kg of borax to mix, and stir at a speed of 130r / min for 12min at a stirring temperature of 55°C to obtain the prepared mixed antibacterial agent;

[0044] S2. After crushing the corn stalks, immerse them in water at 75°C to soften for 6 hours, filter, adjust the water content to 34wt%, and send them into the flash blaster, and spray flash explosions from the outlet to obtain plant powder. The flash explosion temperature is 165 ℃, the ejection pressure is 9MPa, and the residence time is 1.5min;

[0045] S3. Add 3 kg of polyaspartic acid, 3 kg of sodium alginate, and 3 kg of zein peptide to 35 kg of plant powder, mix them, and grind them in a grinder for 3 minutes at a grinding speed of 18000 r / min to obtain pretreated plant powd...

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PUM

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Abstract

The invention discloses a pollution-free agricultural soil disinfectant, and discloses a preparation method of the disinfectant. The preparation method comprises the following steps: dissolving carbendazim in water, adding cyclodextrin, bamboo powder, medical stone powder and borax, mixing, and stirring to obtain a premixed antibacterial agent; crushing crop straws, and carrying out flash explosion treatment to obtain plant powder; adding polyaspartic acid, sodium alginate and corn protein peptide into the plant powder, mixing and grinding to obtain pretreated plant powder; and adding the pretreated plant powder into the premixed antibacterial agent, adding hypochlorous acid and water, and uniformly stirring to obtain the p preparation method. By adopting the method to disinfect the soil,the control effect on plant diseases and insect pests is greatly improved, the soil properties are obviously improved, the capacity of crop roots for absorbing nutritional ingredients can be obviouslypromoted, and the utilization rate and the yield of the fertilizer are obviously improved.

Description

technical field [0001] The invention relates to the technical field of soil treatment, in particular to a disinfectant for pollution-free agricultural soil and a preparation method thereof. Background technique [0002] With the development of modern agriculture, the soil of our country's existing cultivated land has been over-exploited and used, especially for the cultivation of vegetables, flowers, fruits and other crops. The continuous planting of crops has aggravated the degree of soil deterioration, and it is difficult to effectively control crop soil-borne diseases, especially viral diseases. , leading to the destruction of the soil structure and poor crop growth. At the same time, the application of chemical fertilizers and pesticides is increased, leading to a vicious circle. [0003] In order to improve the land burden brought by modern agriculture, people have made a lot of efforts to kill viruses in the soil and restore soil properties through various methods, but...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01N65/44A01N47/18A01N59/00A01N59/14A01N43/16A01P1/00A01P3/00A01P5/00C09K17/40A01B79/02C09K101/00
CPCA01B79/02A01N43/16A01N47/18A01N59/00A01N59/14A01N65/00A01N65/44C09K17/40C09K2101/00
Inventor 尤叶巧
Owner 宁波净雅德环保科技股份有限公司
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