CN108976066A - A kind of preparation method of environment-protection nano soil conditioner - Google Patents
A kind of preparation method of environment-protection nano soil conditioner Download PDFInfo
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- CN108976066A CN108976066A CN201811064801.9A CN201811064801A CN108976066A CN 108976066 A CN108976066 A CN 108976066A CN 201811064801 A CN201811064801 A CN 201811064801A CN 108976066 A CN108976066 A CN 108976066A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C11/00—Other nitrogenous fertilisers
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/60—Biocides or preservatives, e.g. disinfectants, pesticides or herbicides; Pest repellants or attractants
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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Abstract
The present invention provides a kind of preparation method of environment-protection nano soil conditioner, first decocts middle medicinal herbs in preparation process and medical fluid, filter residue is made, and first time fermentation process is blended with turf for filter residue；And attapulgite calcining, acid are steeped, it is then blended to obtain the modified attapulgite of nanostructure with humic acid；Potassium sulfate, zinc-amino acid chelate, amino acid chelated iron, chelating amino acids copper component are loaded by preparing modification biological charcoal, realize the slow release effect of microelement, finally all materials are mixed and carry out second of fermentation process, it pelletizes and is drying to obtain again, thus obtained nanometer soil conditioner, microelement therein has good solidification sustained-release effect in the soil, it is not easy with soil erosion, utilization rate is high, and effectively slow down soil hardening, heavy metal ion is adsorbed, and is free of insecticide, has the effect of driving crop pests very well.
Description
Technical field:
The invention belongs to technical field of fertilizers, and in particular to a kind of preparation method of environment-protection nano soil conditioner.
Background technique:
The base manure of China's field crops is mostly used urea and compound fertilizer, and fertilizer application amount increased year by year per acre in recent years, much
Be more than developed country, thereby result in soil hardening hardening, can not fertilizer conservation fattening, apply fertilizer after mostly collection stay in soil table
Face is easy to be lost, and in turn results in serious water pollution and manure resources waste, will lead to agriculture production cost increase, chemical fertilizer effect
Rate reduces.And the Crop fertilizer sold on existing market is mostly non-time-release fertilizer, not only easily aggravates soil hardening, Er Qiefei
Also the microelements loss such as easy zinc, iron in soil erosion, especially fertilizer is even more serious for nutrient in material, thus draws
The nutritional deficiency disease of hair is increasingly severe, leverages the growth and development of crops, yield reduction, quality decline；And existing fertilizer
This fertilizer is largely also used usually added with insecticide to reach the pests such as mole cricket, grub, the root maggot killed in soil in material
Even more increase the pollution of soil；Furthermore chronic administration composite chemical fertilizer is also resulted in while accelerating soil acidification and is hidden in soil
Indissoluble state heavy metal in matter is constantly converted into soluble state heavy metal, and heavy metal ion, which is easily absorbed by crops, to be enriched with, through food
Chain conversion seriously threatens human life health.Therefore on the one hand development sustained release, pollution-free green soil conditioner improve soil and support
Point, it avoids the nutrients such as microelement rapidly losing, on the other hand reduces soil hardening, improve the gas permeability of soil, while solidified earth
Heavy metal ion in earth realizes that the sustainable green and healthy development of Chinese agriculture is real urgent need.
Summary of the invention:
For the soil hardening hardening for being currently used for plantation crops for solving to propose in background technique, heavy metal ion surpasses
Mark, microelement is easily with soil erosion, and the defects of causing environmental pollution, manure resources waste, the present application proposes a kind of ring
The preparation method for protecting nanometer soil conditioner has the microelement in manufactured soil conditioner in the soil slow well
Effect is released, is not easy with soil erosion, utilization rate is high, and can slow down soil hardening, improves the gas permeability of soil, absorption solidification weight
Metal ion, and insecticide is free of, have the effect of driving crop pests very well, be realized particular by technology below
:
A kind of preparation method of environment-protection nano soil conditioner, comprising the following specific steps
(1) Chinese herbal medicine is added in distilled water and impregnates 1-2h, then heating decocts 0.5-1h, and it is standby to collect the dregs of a decoction for filtering
With filtrate is concentrated into drug containing 1-1.5g/mL, and it is spare to obtain concentrated medicament；
(2) attapulgite is put into 500 DEG C of calcining furnace and calcines 1-2h, calcined attapulgite is then put into matter
3-5h is impregnated in the hydrochloric acid solution that amount score is 5%, attapulgite is taken out and is uniformly dispersed with sodium humate mixing, dry
It is spare to modified attapulgite；
(3) charcoal is put into heating furnace, is warming up to 500-600 DEG C under nitrogen protection with the rate of 5 DEG C/min, so
It is continually fed into the mixed and modified gas of ammonia/nitrogen that volume ratio is 4:6 afterwards, controls modified gas flow 400ml/min, keeps the temperature 1-2h,
Room temperature is finally naturally cooled to, modification biological charcoal is obtained；
(4) by step (3) modification biological charcoal and potassium sulfate, zinc-amino acid chelate, amino acid chelated iron, amino acid chela
Copper is closed to be mixed evenly, it is spare；
(5) dregs of a decoction in turf and step (1) are placed in blender, are first stirred 20-30min, then add biology
Microbial inoculum continues to be stirred 5-10min, finally puts into fermentation vat material after mixing and ferments 3-5 days, must ferment
Substrate, it is spare；
(6) by the modified attapulgite in step (2), the fermentation substrate in step (4) in resulting material and step (5)
It is placed in blender together, is stirred 10-15min, and slowly put into bacteria agent and step (1) in whipping process
Then material after mixing is put into fermentation vat and is fermented 1-2 days, obtain secondary hair until stirring is completed by concentrated medicament
Ferment material；
(7) the secondary fermentation material in step (6) is put into air-dry machine, drying is at a temperature of 60-70 DEG C to get arriving
Soil conditioner.
Raw material used in the preparation method includes following parts by weight (kg) ingredient: Chinese herbal medicine 5-10, attapulgite 40-
50, sodium humate 8-10, potassium sulfate 10-15, zinc-amino acid chelate 2-3, amino acid chelated iron 2-3, copper amino acid chelate 1-2,
Turf 25-30, charcoal 15-20, bacteria agent 0.5-1.
The Chinese herbal medicine is made of folium artemisiae argyi, the root of Dahurain angelica, kuh-seng, and their weight ratios are 4:2:3.
The bacteria agent is made of saccharomycete, lactic acid bacteria, bacillus, wherein saccharomycete living bacteria count >=1 ×
108Cfu/g, lactic acid bacteria >=1 × 107Cfu/g, bacillus is >=1 × 108Cfu/g, three strains are mixed according to 1:1:1, so
Afterwards plus distilled water dilutes 50 times and bacteria agent is made.
Temperature in the preparation method in step (5), step (6) when fermentation is controlled at 30-35 DEG C.
Preferably, raw material used in the preparation method includes following parts by weight (kg) ingredient: Chinese herbal medicine 7, concave convex rod
Stone 45, sodium humate 9, potassium sulfate 12, zinc-amino acid chelate 3, amino acid chelated iron 2, copper amino acid chelate 2, turf 28, biology
Charcoal 18, bacteria agent 0.7.
A kind of beneficial effects of the present invention: the preparation side for environment-protection nano soil conditioner that technical solution of the present invention is proposed
Method, using attapulgite as primary raw material, it is contemplated that the duct of attapulgite only allows small molecule to enter, and biggish molecule can not
It can be adsorbed, can only be adsorbed by outer surface by attapulgite inner surface, so the present invention is modified processing to it, modified concave-convex
In the preparation process of stick stone, first to its calcination processing, the crystallization water and other effumability ingredients is removed, porosity is increased,
Improve gas permeability, then with dilute hydrochloric acid impregnate, increase attapulgite surface silanol group quantity, improve activity, then with sodium humate
In mixed process, sodium humate has been entered in the three-dimensional porous network structure of attapulgite, so that attapulgite surface is formed
Microcosmic nanostructure improves the contact probability with heavy metal ions in soil, and by the stronger absorption of sodium humate, exchanges,
Complexing, sequestering power, its it is evenly dispersed be attached in attapulgite surfaces externally and internally and hole, when the heavy metal ion in soil
When contacting with attapulgite, it can be easy to replace the sodium ion in sodium humate, i.e. generation ion exchange, to realize to soil
In it is heavy metal ion adsorbed be solidificated in attapulgite, play the role of purification soil；
The present invention is modified charcoal, it is first warming up to 500-600 DEG C under nitrogen atmosphere, high temperature to volatilize
Property organic carbon is decomposed thermally to form hole, then is passed through the modified gas containing ammonia, and ammonia is in conjunction with the acid ingredient in charcoal
Solidification, on the one hand plays the role of pore-creating and reaming, and the toxicity of soil pH value reduction heavy metal on plants can be improved, separately
The solidification of one side ammonia increases fertilizer effectiveness after being converted to ammonium ion, increases fertilizer efficiency, plays the role of soil fixed nitrogen, finally
Modification biological charcoal is mixed with potassium sulfate, zinc-amino acid chelate, amino acid chelated iron, copper amino acid chelate, modification biological charcoal is made
For carrier loaded microelement, the quick release of microelement in the soil is slowed down, to assign micro in soil conditioner
After the excellent slow release effect of element avoids the rapidly losing of microelement, and microelement release is absorbed by crops, stay
Vacancy out is likewise supplied with the effect of curing heavy metal, and such modification biological charcoal and modified attapulgite cooperate to the weight in soil
Metal ion plays dual cure adsorption effect, significant effect；
The addition of the sodium humate ingredient used in the application not only promotes attapulgite and charcoal to heavy metal ion
Adsorption effect, while sodium humate hydrolysis in part generates humic acid, and such sodium humate and humic acid are cooperatively formed to soil
The good buffer system of acid-base property realizes soil acidity or alkalinity control in a certain range, reaches soil acidity or alkalinity balance.
The present invention adds medicinal herb components instead of insecticide in soil conditioner, is realized using the distinctive odor of Chinese herbal medicine
Pest in soil is driven, green expelling parasite is realized, avoids the pollution caused by soil using insecticide；Furthermore the application
It takes fermenting twice to handle, realizes that the nutritional ingredient in soil conditioner is easier to be absorbed by crop root part, improve soil tune
The utilization rate for managing nutrient in agent, promotes the growth of crops.
Specific embodiment
Embodiment 1
A kind of preparation method of environment-protection nano soil conditioner, comprising the following specific steps
(1) 5kg Chinese herbal medicine is added in distilled water and impregnates 1h, then heating decocts 0.5h, and it is standby to collect the dregs of a decoction for filtering
With filtrate is concentrated into drug containing 1g/mL, and it is spare to obtain concentrated medicament；
(2) 40kg attapulgite is put into 500 DEG C of calcining furnace and calcines 1h, be then put into calcined attapulgite
3h is impregnated in the hydrochloric acid solution that mass fraction is 5%, is taken out attapulgite and is uniformly dispersed with the mixing of 8kg sodium humate, dries
It is dry to obtain modified attapulgite, it is spare；
(3) 15kg charcoal is put into heating furnace, is warming up to 500 DEG C under nitrogen protection with the rate of 5 DEG C/min, so
It is continually fed into the mixed and modified gas of ammonia/nitrogen that volume ratio is 4:6 afterwards, controls modified gas flow 400ml/min, keeps the temperature 1h, most
After naturally cool to room temperature, obtain modification biological charcoal；
(4) by the modification biological charcoal and 10kg potassium sulfate, 2kg zinc-amino acid chelate, 2kg chelating amino acids in step (3)
Iron, 1kg copper amino acid chelate are mixed evenly, spare；
(5) dregs of a decoction in 25kg turf and step (1) are placed in blender, are first stirred 20min, then add
0.25kg bacteria agent continues to be stirred 5min, finally puts into fermentation vat material after mixing and ferments 3 days, obtains
Fermentation substrate, it is spare；
(6) by the modified attapulgite in step (2), the fermentation substrate in step (4) in resulting material and step (5)
It is placed in blender together, is stirred 10min, and slowly put into 0.25kg bacteria agent and step (1) in whipping process
In concentrated medicament, until stirring complete, then material after mixing is put into fermentation vat and is fermented 1 day, is obtained secondary
Fermentation materials；
(7) the secondary fermentation material in step (6) is put into air-dry machine, is dried at a temperature of 60 DEG C to get soil is arrived
Earth conditioner.
Step (1) Chinese herbal medicine is made of folium artemisiae argyi, the root of Dahurain angelica, kuh-seng, and their weight ratios are 4:2:3.
The bacteria agent is made of saccharomycete, lactic acid bacteria, bacillus, wherein saccharomycete living bacteria count >=1 ×
108Cfu/g, lactic acid bacteria >=1 × 107Cfu/g, bacillus is >=1 × 108Cfu/g, three strains are mixed according to 1:1:1, so
Afterwards plus distilled water dilutes 50 times and bacteria agent is made.
Temperature in the step (5), step (6) when fermentation is controlled at 30 DEG C.
The measure of merit of embodiment 1: the soil conditioner of the present embodiment applies 50kg in the acid soil containing chromium per acre,
It sets up control group: any soil conditioner is not added in the identical acid soil containing chromium, at regular intervals in soil
PH value, heavy metal chromium content, micronutrient levels be measured, specific data such as table 1:
Table 1: the soil conditioner of the present embodiment 1 is applied to the experimental data of acid soil
Embodiment 2
A kind of preparation method of environment-protection nano soil conditioner, comprising the following specific steps
(1) 6kg Chinese herbal medicine is added in distilled water and impregnates 1.2h, then heating decocts 0.6h, and it is standby to collect the dregs of a decoction for filtering
With filtrate is concentrated into drug containing 1.2g/mL, and it is spare to obtain concentrated medicament；
(2) 42kg attapulgite is put into 500 DEG C of calcining furnace and calcines 1.2h, then put calcined attapulgite
Enter in the hydrochloric acid solution that mass fraction is 5% and impregnate 3.5h, takes out attapulgite and the mixing dispersion of 8.5kg sodium humate is equal
Even, drying obtains modified attapulgite, spare；
(3) 16kg charcoal is put into heating furnace, is warming up to 520 DEG C under nitrogen protection with the rate of 5 DEG C/min, so
It is continually fed into the mixed and modified gas of ammonia/nitrogen that volume ratio is 4:6 afterwards, controls modified gas flow 400ml/min, keeps the temperature 1.2h,
Room temperature is finally naturally cooled to, modification biological charcoal is obtained；
(4) by the modification biological charcoal and 11kg potassium sulfate, 2.2kg zinc-amino acid chelate, 2.2kg amino acid in step (3)
Chelated iron, 1.2kg copper amino acid chelate are mixed evenly, spare；
(5) dregs of a decoction in 26kg turf and step (1) are placed in blender, are first stirred 22min, then add
0.3kg bacteria agent continues to be stirred 6min, finally puts into fermentation vat material after mixing and ferments 3.5 days,
Fermentation substrate is obtained, it is spare；
(6) by the modified attapulgite in step (2), the fermentation substrate in step (4) in resulting material and step (5)
It is placed in blender together, is stirred 11min, and slowly put into 0.3kg bacteria agent and step (1) in whipping process
Concentrated medicament, until stirring complete, then material after mixing is put into fermentation vat and is fermented 1.5 days, is obtained secondary
Fermentation materials；
(7) the secondary fermentation material in step (6) is put into air-dry machine, is dried at a temperature of 62 DEG C to get soil is arrived
Earth conditioner.
Step (1) Chinese herbal medicine is made of folium artemisiae argyi, the root of Dahurain angelica, kuh-seng, and their weight ratios are 4:2:3.
The bacteria agent is made of saccharomycete, lactic acid bacteria, bacillus, wherein saccharomycete living bacteria count >=1 ×
108Cfu/g, lactic acid bacteria >=1 × 107Cfu/g, bacillus is >=1 × 108Cfu/g, three strains are mixed according to 1:1:1, so
Afterwards plus distilled water dilutes 50 times and bacteria agent is made.
Temperature in the step (5), step (6) when fermentation is controlled at 32 DEG C.
The measure of merit of embodiment 2: the soil conditioner of the present embodiment applies 50kg in the faintly acid soil containing chromium per acre
In, it sets up control group: any soil conditioner is not added in the identical faintly acid soil containing chromium, at regular intervals to soil
PH value, heavy metal chromium content in earth, micronutrient levels are measured, specific data such as table 2:
Table 2: the soil conditioner of the present embodiment 2 is applied to the experimental data of faintly acid soil
Embodiment 3
A kind of preparation method of environment-protection nano soil conditioner, comprising the following specific steps
(1) 7kg Chinese herbal medicine is added in distilled water and impregnates 1.4h, then heating decocts 0.6h, and it is standby to collect the dregs of a decoction for filtering
With filtrate is concentrated into drug containing 1.3g/mL, and it is spare to obtain concentrated medicament；
(2) 44kg attapulgite is put into 500 DEG C of calcining furnace and calcines 1.4h, then put calcined attapulgite
Enter in the hydrochloric acid solution that mass fraction is 5% and impregnate 4h, takes out attapulgite and be uniformly dispersed with the mixing of 9kg sodium humate,
Drying obtains modified attapulgite, spare；
(3) 17kg charcoal is put into heating furnace, is warming up to 540 DEG C under nitrogen protection with the rate of 5 DEG C/min, so
It is continually fed into the mixed and modified gas of ammonia/nitrogen that volume ratio is 4:6 afterwards, controls modified gas flow 400ml/min, keeps the temperature 1.4h,
Room temperature is finally naturally cooled to, modification biological charcoal is obtained；
(4) by the modification biological charcoal and 12kg potassium sulfate, 2.4kg zinc-amino acid chelate, 2.4kg amino acid in step (3)
Chelated iron, 1.4kg copper amino acid chelate are mixed evenly, spare；
(5) dregs of a decoction in 27kg turf and step (1) are placed in blender, are first stirred 24min, then add
0.35kg bacteria agent continues to be stirred 7min, finally puts into fermentation vat material after mixing and ferments 4 days, obtains
Fermentation substrate, it is spare；
(6) by the modified attapulgite in step (2), the fermentation substrate in step (4) in resulting material and step (5)
It is placed in blender together, is stirred 12min, and slowly put into 0.35kg bacteria agent and step (1) in whipping process
In concentrated medicament, until stirring complete, then material after mixing is put into fermentation vat and is fermented 1.5 days, obtains two
Secondary fermentation materials；
(7) the secondary fermentation material in step (6) is put into air-dry machine, is dried at a temperature of 64 DEG C to get soil is arrived
Earth conditioner.
Step (1) Chinese herbal medicine is made of folium artemisiae argyi, the root of Dahurain angelica, kuh-seng, and their weight ratios are 4:2:3.
The bacteria agent is made of saccharomycete, lactic acid bacteria, bacillus, wherein saccharomycete living bacteria count >=1 ×
108Cfu/g, lactic acid bacteria >=1 × 107Cfu/g, bacillus is >=1 × 108Cfu/g, three strains are mixed according to 1:1:1, so
Afterwards plus distilled water dilutes 50 times and bacteria agent is made.
Temperature in the step (5), step (6) when fermentation is controlled at 34 DEG C.
The measure of merit of embodiment 3: the soil conditioner of the present embodiment applies 50kg in the neutral soil containing chromium per acre,
It sets up control group: any soil conditioner is not added in the identical neutral soil containing chromium, at regular intervals in soil
PH value, heavy metal chromium content, micronutrient levels be measured, specific data such as table 3:
Table 3: the soil conditioner of the present embodiment 3 is applied to the experimental data of neutral soil
Embodiment 4
A kind of preparation method of environment-protection nano soil conditioning pulvis, comprising the following specific steps
(1) 8kg Chinese herbal medicine is added in distilled water and impregnates 1.6h, then heating decocts 0.8h, and it is standby to collect the dregs of a decoction for filtering
With filtrate is concentrated into drug containing 1.4g/mL, and it is spare to obtain concentrated medicament；
(2) 46kg attapulgite is put into 500 DEG C of calcining furnace and calcines 1.5h, then put calcined attapulgite
Enter in the hydrochloric acid solution that mass fraction is 5% and impregnate 4.5h, takes out attapulgite and the mixing dispersion of 9.5kg sodium humate is equal
Even, drying obtains modified attapulgite, spare；
(3) 18kg charcoal is put into heating furnace, is warming up to 580 DEG C under nitrogen protection with the rate of 5 DEG C/min, so
It is continually fed into the mixed and modified gas of ammonia/nitrogen that volume ratio is 4:6 afterwards, controls modified gas flow 400ml/min, keeps the temperature 1.6h,
Room temperature is finally naturally cooled to, modification biological charcoal is obtained；
(4) by the modification biological charcoal and 14kg potassium sulfate, 2.7kg zinc-amino acid chelate, 2.7kg amino acid in step (3)
Chelated iron, 1.6kg copper amino acid chelate are mixed evenly, spare；
(5) dregs of a decoction in 28kg turf and step (1) are placed in blender, are first stirred 26min, then add
0.4kg bacteria agent continues to be stirred 8min, finally puts into fermentation vat material after mixing and ferments 4.5 days,
Fermentation substrate is obtained, it is spare；
(6) by the modified attapulgite in step (2), the fermentation substrate in step (4) in resulting material and step (5)
It is placed in blender together, is stirred 14min, and slowly put into 0.4kg bacteria agent and step (1) in whipping process
Concentrated medicament, until stirring complete, then material after mixing is put into fermentation vat and is fermented 1.5 days, is obtained secondary
Fermentation materials；
(7) the secondary fermentation material in step (6) is put into air-dry machine, dries at a temperature of 68 DEG C, then crushes
Obtain soil conditioning pulvis.
Step (1) Chinese herbal medicine is made of folium artemisiae argyi, the root of Dahurain angelica, kuh-seng, and their weight ratios are 4:2:3.
The bacteria agent is made of saccharomycete, lactic acid bacteria, bacillus, wherein saccharomycete living bacteria count >=1 ×
108Cfu/g, lactic acid bacteria >=1 × 107Cfu/g, bacillus is >=1 × 108Cfu/g, three strains are mixed according to 1:1:1, so
Afterwards plus distilled water dilutes 50 times and bacteria agent is made.
Temperature in the step (5), step (6) when fermentation is controlled at 34 DEG C.
The measure of merit of embodiment 4: the soil conditioning pulvis of the present embodiment applies 50kg in the alkalescent soil containing chromium per acre
In earth, control group is set up: not adding any soil conditioning pulvis in the identical alkalescent soil containing chromium, at regular intervals
PH value in soil, heavy metal chromium content, micronutrient levels are measured, specific data such as table 4:
Table 4: the soil conditioning pulvis of the present embodiment 4 is applied to the experimental data of alkalescent soil
Embodiment 5
A kind of preparation method of environment-protection nano soil conditioning granule, comprising the following specific steps
(1) 10kg Chinese herbal medicine is added in distilled water and impregnates 2h, then heating decocts 1h, and filtering, the collection dregs of a decoction are spare,
Filtrate is concentrated into drug containing 1.5g/mL, and it is spare to obtain concentrated medicament；
(2) 50kg attapulgite is put into 500 DEG C of calcining furnace and calcines 2h, be then put into calcined attapulgite
5h is impregnated in the hydrochloric acid solution that mass fraction is 5%, is taken out attapulgite and is uniformly dispersed with the mixing of 10kg sodium humate, dries
It is dry to obtain modified attapulgite, it is spare；
(3) 20kg charcoal is put into heating furnace, is warming up to 600 DEG C under nitrogen protection with the rate of 5 DEG C/min, so
It is continually fed into the mixed and modified gas of ammonia/nitrogen that volume ratio is 4:6 afterwards, controls modified gas flow 400ml/min, keeps the temperature 2h, most
After naturally cool to room temperature, obtain modification biological charcoal；
(4) by the modification biological charcoal and 15kg potassium sulfate, 3kg zinc-amino acid chelate, 3kg chelating amino acids in step (3)
Iron, 2kg copper amino acid chelate are mixed evenly, spare；
(5) dregs of a decoction in 30kg turf and step (1) are placed in blender, are first stirred 30min, then add
0.5kg bacteria agent continues to be stirred 10min, finally puts into fermentation vat material after mixing and ferments 5 days, obtains
Fermentation substrate, it is spare；
(6) by the modified attapulgite in step (2), the fermentation substrate in step (4) in resulting material and step (5)
It is placed in blender together, is stirred 15min, and slowly put into 0.5kg bacteria agent and step (1) in whipping process
Concentrated medicament, until stirring complete, then material after mixing is put into fermentation vat and is fermented 2 days, secondary hair is obtained
Ferment material；
(7) the secondary fermentation material in step (6) is put into air-dry machine, dries at a temperature of 70 DEG C, is then granulated
Obtain soil conditioning granule.
Step (1) Chinese herbal medicine is made of folium artemisiae argyi, the root of Dahurain angelica, kuh-seng, and their weight ratios are 4:2:3.
The bacteria agent is made of saccharomycete, lactic acid bacteria, bacillus, wherein saccharomycete living bacteria count >=1 ×
108Cfu/g, lactic acid bacteria >=1 × 107Cfu/g, bacillus is >=1 × 108Cfu/g, three strains are mixed according to 1:1:1, so
Afterwards plus distilled water dilutes 50 times and bacteria agent is made.
Temperature in the step (5), step (6) when fermentation is controlled at 35 DEG C.
The measure of merit of embodiment 5: the soil conditioning granule of the present embodiment applies 50kg in the alkaline soil containing chromium per acre
In earth, control group is set up: not adding any soil conditioning granule in the identical basic soil containing chromium, at regular intervals
PH value in soil, heavy metal chromium content, micronutrient levels are measured, specific data such as table 5:
Table 5: the soil conditioning granule of the present embodiment 5 is applied to the experimental data of basic soil
Claims (6)
1. a kind of preparation method of environment-protection nano soil conditioner, which is characterized in that comprising the following specific steps
(1) Chinese herbal medicine is added in distilled water and impregnates 1-2h, then heating decocts 0.5-1h, and filtering, the collection dregs of a decoction are spare, filter
Liquid is concentrated into drug containing 1-1.5g/mL, and it is spare to obtain concentrated medicament；
(2) attapulgite is put into 500 DEG C of calcining furnace and calcines 1-2h, calcined attapulgite is then put into quality point
Number takes out attapulgite and is uniformly dispersed with sodium humate mixing, drying is changed to impregnate 3-5h in 5% hydrochloric acid solution
Property attapulgite, it is spare；
(3) charcoal is put into heating furnace, is warming up to 500-600 DEG C under nitrogen protection with the rate of 5 DEG C/min, then holds
It is continuous to be passed through the mixed and modified gas of ammonia/nitrogen that volume ratio is 4:6, modified gas flow 400ml/min is controlled, keeps the temperature 1-2h, finally
Room temperature is naturally cooled to, modification biological charcoal is obtained；
(4) by the modification biological charcoal and potassium sulfate, zinc-amino acid chelate, amino acid chelated iron, copper amino acid chelate in step (3)
It is mixed evenly, it is spare；
(5) dregs of a decoction in turf and step (1) are placed in blender, are first stirred 20-30min, then add bacteria agent
Continue to be stirred 5-10min, finally material after mixing put into fermentation vat and is fermented 3-5 days, fermentation substrate is obtained,
It is spare；
(6) together by the modified attapulgite in step (2), the fermentation substrate in step (4) in resulting material and step (5)
It is placed in blender, is stirred 10-15min, and slowly put into the concentration in bacteria agent and step (1) in whipping process
Then material after mixing is put into fermentation vat and is fermented 1-2 days, obtain secondary fermentation object until stirring is completed by medical fluid
Material；
(7) the secondary fermentation material in step (6) is put into air-dry machine, is dried at a temperature of 60-70 DEG C to get soil is arrived
Conditioner.
2. a kind of preparation method of environment-protection nano soil conditioner according to claim 1, it is characterised in that: the preparation
Raw material used in method include following parts by weight (kg) ingredient: Chinese herbal medicine 5-10, attapulgite 40-50, sodium humate 8-10,
Potassium sulfate 10-15, zinc-amino acid chelate 2-3, amino acid chelated iron 2-3, copper amino acid chelate 1-2, turf 25-30, charcoal
15-20, bacteria agent 0.5-1.
3. a kind of preparation method of environment-protection nano soil conditioner according to claim 1 or 2, which is characterized in that described
Chinese herbal medicine is made of folium artemisiae argyi, the root of Dahurain angelica, kuh-seng, and their weight ratios are 4:2:3.
4. a kind of preparation method of environment-protection nano soil conditioner according to claim 1 or 2, which is characterized in that described
Bacteria agent is made of saccharomycete, lactic acid bacteria, bacillus, wherein saccharomycete living bacteria count >=1 × 108Cfu/g, lactic acid bacteria
≥1×107Cfu/g, bacillus is >=1 × 108Cfu/g, three strains are mixed according to 1:1:1, and then plus distilled water dilutes 50
Bacteria agent is made again.
5. a kind of preparation method of environment-protection nano soil conditioner according to claim 1, which is characterized in that the step
(5), the temperature in step (6) when fermentation is controlled at 30-35 DEG C.
6. a kind of preparation method of environment-protection nano soil conditioner according to claim 2, it is characterised in that: the preparation
Raw material used in method include following parts by weight (kg) ingredient: Chinese herbal medicine 7, attapulgite 45, sodium humate 9, potassium sulfate 12,
Zinc-amino acid chelate 3, amino acid chelated iron 2, copper amino acid chelate 2, turf 28, charcoal 18, bacteria agent 0.7.
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| CN110976503A (en) * | 2019-12-16 | 2020-04-10 | 湖南大学 | Modified attapulgite and preparation method and application thereof |
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Application publication date: 20181211 |