CN108998045A - Concave convex rod soil conditioner and preparation method thereof - Google Patents
Concave convex rod soil conditioner and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a kind of concave convex rod soil conditioners, belong to soil conditioner technical field.The soil conditioner includes following raw material: ore soil filler, coal rhabdolith, corn stover, mixing grass meal, complex microorganism, humic acid, urea, ammonium dihydrogen phosphate, potassium chloride, desulfurized gypsum, attapulgite, dimethyl diallyl ammonium chloride, calcium carbonate, polyacrylic acid Superporous hydrogels particle.The present invention is used in concave convex rod soil conditioner by the reinforcement system for constituting dimethyl diallyl ammonium chloride, calcium carbonate, polyacrylic acid Superporous hydrogels particle, concave convex rod soil conditioner is improved for making soil pH value be more suitable for plant growth after soil improvement, promotes the survival rate and year increment of plant.
Description
Technical field
The invention belongs to soil conditioner technical fields, and in particular to concave convex rod soil conditioner and preparation method thereof.
Background technique
Soil conditioner is a kind of additive that can improve soil property, and soil conditioner is initially just for some difficulties
It is studied with the salt-soda soil of planting plants, desertification area, and is asked for soil pollution, cultivated land degradation etc.
Topic.Domestic production soil conditioner raw material mainly has natural mineral matter, industry byproduct, agricultural wastes, organic fertilizer, organic
The materials such as waste, biomass, artificial polymer composition has improvement soil texture containing abundant and high value active bacteria
Effect.Part soil conditioner is by a variety of probiotic groups at increasing significantly profitable strain and restore edaphon
The diversity fallen, gas permeability are reinforced, and effectively solve the problems, such as soil hardening, improve soil microenvironment.
Soil conditioner has highly significant " water conservation, is breathed freely at getting fat " three big soil conditioning performances, can break soil plate
Knot, chesson improve the gas permeability of soil, reduce the soil weight, promote soil microbial activities, enhancing soil rich water infiltration
Power；With improvement soil, administer desert be retained drought resisting, enhance disease-resistant crops ability, improve crop yield, improving quality,
Restore the functions such as crops original ecological, increases substantially the survival rate and agricultural output of crops；Improve agriculture and forestry product quality,
Restore the natural style and features of crops.
Soil conditioner can make the structure of soil as excellent as before, increase soil fertility, enhance the water conservation of soil, fertilizer conservation,
Soil conservation performance improves crop yield.But find in practical applications, most of soil conditioner changes contaminated soil
Good effect is not obvious, at high cost, and generally reflection effect is bad after use, is difficult to be obviously improved the plant of soil by peasant
Growth characteristics, there are further improved spaces.
A kind of Chinese patent literature " ecological, environmental protective soil conditioner and preparation method thereof (patent No.: ZL
201710483355.4) a kind of ecological, environmental protective soil conditioner " is disclosed, the raw material including following parts by weight: ore soil filler
15-25 parts, 7-11 parts of gangue, 8-10 parts of stalk, mixing grass meal 10-20 parts, 3-5 parts of complex microorganism, humate 5-7
Part, 8-12 parts of excrement of animals, 4-6 parts of desulfurized gypsum, 6-8 parts of bamboo carbon powder, 5-7 parts of microelement additive.The soil improvement
Agent can preferably improve soil physico-chemical property and soil aggregate structure, but there is a problem that function and effect are slow.
Summary of the invention
The object of the present invention is to provide a kind of concave convex rod soil conditioners and preparation method thereof, to solve in Chinese patent text
Offer " a kind of ecological, environmental protective soil conditioner and preparation method thereof (patent No.: ZL 201710483355.4) " it is disclosed on the basis of,
The problem of how optimizing component, dosage, technique etc., improving the function and effect of soil conditioner.
In order to solve the above technical problems, the invention adopts the following technical scheme:
A kind of concave convex rod soil conditioner, the soil conditioner include following raw material: ore soil filler, coal rhabdolith,
Corn stover, mixing grass meal, complex microorganism, humic acid, urea, ammonium dihydrogen phosphate, potassium chloride, desulfurized gypsum, attapulgite,
Dimethyl diallyl ammonium chloride, calcium carbonate, polyacrylic acid Superporous hydrogels particle；
The dimethyl diallyl ammonium chloride, calcium carbonate, polyacrylic acid Superporous hydrogels particle weight ratio be
(1-4): (0.5-2): (0.3-3).
Preferably, the weight of the dimethyl diallyl ammonium chloride, calcium carbonate, polyacrylic acid Superporous hydrogels particle
Amount is than being 2.5:1:1.5.
Preferably, the soil conditioner is as unit of parts by weight, including following raw material: 20-30 parts of ore soil filler,
2-5 parts of coal rhabdolith, 15-20 parts of corn stover, mixing grass meal 15-20 parts, 4-6 parts of complex microorganism, 4-7 parts of humic acid, urea
1-3 parts, 0.5-2 parts of ammonium dihydrogen phosphate, 1-2 parts of potassium chloride, 2-5 parts of desulfurized gypsum, 5-8 parts of attapulgite, two allyl of dimethyl
1-4 parts of ammonium chloride, 0.5-2 parts of calcium carbonate, 0.3-3 parts of polyacrylic acid Superporous hydrogels particle.
Preferably, the ore soil filler is diatomite, talcum powder, calcium carbonate are mixed according to what weight ratio 3:1:2 was formed
Close object.
Preferably, the mixing grass meal is to grow thickly hair grass, English ryegrass, Herba Stenotaphri helferi, red fescue according to weight
Than the mixture of 3:2:1:1 composition.
Preferably, the complex microorganism is saccharomycete, nitrogen-fixing bacteria, aspergillus niger, hay bacillus according to weight ratio 2:1:
The mixture of 1:2 composition.
The present invention also provides a kind of preparation methods of concave convex rod soil conditioner, comprising the following steps:
S1: corn stover is dried into rear mixed ore soil filler, coal rhabdolith, is added in pulverizer and crushes, 50 meshes is crossed, obtains
Mixed material A；
S2: mixed material A is mixed with grass meal is mixed, is stirred evenly, is added compound micro- with the speed of 200-300r/min
Biology, humic acid mixed fermentation, obtain mixed material B；
S3: weighing dimethyl diallyl ammonium chloride in proportion, is dissolved under the conditions of 55-65 DEG C with water, adds rapidly
Enter attapulgite, adds 2 parts of sulfuric acid and with ethanol washing and be centrifuged after constant temperature stirs 1-2h, be then placed in Muffle furnace and be calcined
2h, crushed 200 mesh obtain it is attapulgite modified；
S4: by mixed material A, mixed material B, attapulgite modified, urea, ammonium dihydrogen phosphate, potassium chloride, desulfurization stone
It is added in high-speed mixer after cream, calcium carbonate, the mixing of polyacrylic acid Superporous hydrogels particle, with the speed of 300-350r/min
Degree stirring 0.5-1h, then pelletize in granulator, then be placed in dryer be dried to water content be 10%-11% to get recessed
Convex stick soil conditioner.
Preferably, fermentation temperature is 50-60 DEG C of fermentation in the step S2, and the time is 15-20 days.
Preferably, drying is carried out under the conditions of 70-80 DEG C in the step S4.
The invention has the following advantages:
(1) as the data of embodiment 1-3 and comparative example 5 as it can be seen that concave convex rod soil conditioner made from embodiment 1-3 carries out
After soil improvement, the sapling survival rate and year increment of plantation are significantly higher than soil conditioner made from comparative example 5 and carry out soil
After improvement, the sapling survival rate and year increment of plantation, and the soil pH value after improvement is more suitable for plant growth；Simultaneously by reality
The data of a 1-3 are applied as it can be seen that embodiment 1 is optimum embodiment.
(2) by embodiment 1 and the data of comparative example 1-4 as it can be seen that benzyl dimethyl diallyl ammonium chloride, calcium carbonate, poly- third
Olefin(e) acid Superporous hydrogels particle plays synergistic effect in preparing concave convex rod soil conditioner, and collaboration reduces soil pH
Value, improves the sapling survival rate and year increment of plantation；This is:
Attapulgite is modified using organic matter dimethyl diallyl ammonium chloride, so that in dimethyl diallyl ammonium chloride
Cation ion exchange adsorption effect occurs with attapulgite, form a kind of attapulgite and dimethyl diallyl ammonium chloride
Complex, original inorganic cation is replaced macromolecular organic group on attapulgite, attapulgite particle surface
Energy absorbed portion organic matter due to various activated centres, simultaneously because organic matter is instead of the portion inside and outside attapulgite lattice
Divide the crystallization water and absorption water, so as to improve the hydrophobicity of attapulgite；In addition, in attapulgite there are various metals ion and
The characteristics of adsorbing water is modified by organic matter dimethyl diallyl ammonium chloride and displaces the ion contained in attapulgite and remove
The water in hole is removed, the enough holes of the holding in attapulgite modified and surface area are made, so that preferable absorption property is obtained,
Conducive to the polluter in absorption soil, so as to improve soil environment.Calcium carbonate is binder, is pelletized in soil conditioner
It can be chemically reacted between the ammonium ion in dimethyl diallyl ammonium chloride and sulfuric acid in the process, generating has adsorptivity
Calcium sulfate and the ureasulfuric acid package material of caking property form grain, while the reaction heat generated in the process further improves granulating
Effect, to improve the utilization rate for the fertilizer being wrapped in soil conditioner particle.Polyacrylic acid Superporous hydrogels particle
It is a kind of novel disintegrating agent, possesses unique porous structure, can make soil improvement particle that there is open structure, is conducive to absorption soil
Middle polluter, while polyacrylic acid Superporous hydrogels particle applies in soil conditioner, can make soil conditioner rapidly
It is disintegrated；Furthermore polyacrylic acid Superporous hydrogels also have good mobility and water imbibition, when it is embedded in soil,
Rainfall season can absorb water up to the decades of times of sole mass, have very high water-retaining property, can provide for soil at part " water source ", promote
Plant growth improves soil texture.
(3) by the data of comparative example 6-8 as it can be seen that the dimethyl diallyl ammonium chloride, calcium carbonate, polyacrylic acid surpass
The weight ratio of porous aquagel particle is not at (1-4): (0.5-2): when in (0.3-3) range, soil conditioner application obtained
The numerical value of the survival rate and year increment and embodiment 1-3 that start seedlings afterwards is very different, much smaller than the numerical value of embodiment 1-3,
It is suitable with the numerical value of the prior art (comparative example 5), and the pH value of soil changes less after improvement.Dimethyl diallyl of the present invention
As reinforcement system, embodiment 1-3 control prepares attapulgite for ammonium chloride, calcium carbonate, polyacrylic acid Superporous hydrogels particle
Pass through the weight of addition dimethyl diallyl ammonium chloride, calcium carbonate, polyacrylic acid Superporous hydrogels particle when earth modifying agent
Than for (1-4): (0.5-2): (0.3-3) is realized in reinforcement system using dimethyl diallyl ammonium chloride to attapulgite
Modification；Calcium carbonate promotes granulating, improves the utilization rate for the fertilizer being wrapped in soil conditioner particle；Polyacrylic acid is super porous
The features such as hydrogel fines water imbibition, so that dimethyl diallyl ammonium chloride, calcium carbonate, polyacrylic acid Superporous hydrogels are micro-
The reinforcement system that grain is constituted improves concave convex rod soil conditioner and is used for soil improvement in concave convex rod soil conditioner of the invention
After so that its pH value is more suitable for plant growth, promote the survival rate and year increment of plant.
Specific embodiment
For a better understanding of the present invention, it is now illustrated using following embodiment, following embodiment belongs to of the invention
Protection scope, but do not limit the scope of the invention.
In following embodiment, the concave convex rod soil conditioner, as unit of parts by weight, including following raw material: ore
Native filler 20-30 parts, 2-5 parts of coal rhabdolith, 15-20 parts of corn stover, grass meal 15-20 parts of mixing, 4-6 parts of complex microorganism, corruption
Grow 4-7 parts sour, 1-3 parts of urea, 0.5-2 parts of ammonium dihydrogen phosphate, 1-2 parts of potassium chloride, 2-5 parts of desulfurized gypsum, attapulgite 5-8
Part, 1-4 parts of dimethyl diallyl ammonium chloride, 0.5-2 parts of calcium carbonate, 0.3-3 parts of polyacrylic acid Superporous hydrogels particle.
The mixture that the ore soil filler is diatomite, talcum powder, calcium carbonate are formed according to weight ratio 3:1:2；Institute
The mixing grass meal stated be grow thickly hair grass, English ryegrass, Herba Stenotaphri helferi, red fescue formed according to weight ratio 3:2:1:1 it is mixed
Close object；The complex microorganism be saccharomycete, nitrogen-fixing bacteria, aspergillus niger, hay bacillus according to weight ratio 2:1:1:2 form mix
Close object.
The preparation method of the concave convex rod soil conditioner, comprising the following steps:
S1: corn stover is dried into rear mixed ore soil filler, coal rhabdolith, is added in pulverizer and crushes, 50 meshes is crossed, obtains
Mixed material A；
S2: mixed material A is mixed with grass meal is mixed, is stirred evenly, is added compound micro- with the speed of 200-300r/min
Biology, humic acid mixed fermentation, fermentation temperature are 50-60 DEG C of fermentation, and the time is 15-20 days, obtain mixed material B；
S3: weighing dimethyl diallyl ammonium chloride in proportion, is dissolved under the conditions of 55-65 DEG C with water, adds rapidly
Enter attapulgite, adds 2 parts of sulfuric acid and with ethanol washing and be centrifuged after constant temperature stirs 1-2h, be then placed in Muffle furnace and be calcined
2h, crushed 200 mesh obtain it is attapulgite modified；
S4: by mixed material A, mixed material B, attapulgite modified, urea, ammonium dihydrogen phosphate, potassium chloride, desulfurization stone
It is added in high-speed mixer after cream, calcium carbonate, the mixing of polyacrylic acid Superporous hydrogels particle, with the speed of 300-350r/min
Degree stirring 0.5-1h, then pelletizes in granulator, then be placed in dryer and be dried to water content under the conditions of 70-80 DEG C and be
10%-11% is to get concave convex rod soil conditioner.
Embodiment 1
A kind of concave convex rod soil conditioner, as unit of parts by weight, including following raw material: 30 parts of ore soil filler, coal
2 parts of rhabdolith, 18 parts of corn stover, mixing 15 parts of grass meal, 6 parts of complex microorganism, 6 parts of humic acid, 1 part of urea, ammonium dihydrogen phosphate 2
Part, is gathered 1.5 parts of potassium chloride, 2 parts of desulfurized gypsum, 5 parts of attapulgite, 2.5 parts of dimethyl diallyl ammonium chloride, 1 part of calcium carbonate
1.5 parts of acrylic acid Superporous hydrogels particle.
The mixture that the ore soil filler is diatomite, talcum powder, calcium carbonate are formed according to weight ratio 3:1:2；Institute
The mixing grass meal stated be grow thickly hair grass, English ryegrass, Herba Stenotaphri helferi, red fescue formed according to weight ratio 3:2:1:1 it is mixed
Close object；The complex microorganism be saccharomycete, nitrogen-fixing bacteria, aspergillus niger, hay bacillus according to weight ratio 2:1:1:2 form mix
Close object.
The preparation method of the concave convex rod soil conditioner, comprising the following steps:
S1: corn stover is dried into rear mixed ore soil filler, coal rhabdolith, is added in pulverizer and crushes, 50 meshes is crossed, obtains
Mixed material A；
S2: mixed material A being mixed with grass meal is mixed, is stirred evenly with the speed of 250r/min, addition complex microorganism,
Humic acid mixed fermentation, fermentation temperature are 50 DEG C of fermentations, and the time is 20 days, obtain mixed material B；
S3: weighing dimethyl diallyl ammonium chloride in proportion, is dissolved under the conditions of 60 DEG C with water, is rapidly added recessed
Convex stick soil, adds 2 parts of sulfuric acid and with ethanol washing and is centrifuged after constant temperature stirs 2h, is then placed in Muffle furnace and is calcined 2h, powder
Broken 200 mesh of mistake obtains attapulgite modified；
S4: by mixed material A, mixed material B, attapulgite modified, urea, ammonium dihydrogen phosphate, potassium chloride, desulfurization stone
It is added in high-speed mixer after cream, calcium carbonate, the mixing of polyacrylic acid Superporous hydrogels particle, is stirred with the speed of 300r/min
0.8h is mixed, is then pelletized in granulator, then is placed in dryer under the conditions of 80 DEG C and is dried to water content as 10% to get recessed
Convex stick soil conditioner.
Embodiment 2
A kind of concave convex rod soil conditioner, as unit of parts by weight, including following raw material: 25 parts of ore soil filler, coal
5 parts of rhabdolith, 15 parts of corn stover, mixing 20 parts of grass meal, 5 parts of complex microorganism, 4 parts of humic acid, 3 parts of urea, ammonium dihydrogen phosphate 1
Part, 1 part of potassium chloride, 5 parts of desulfurized gypsum, 8 parts of attapulgite, 1 part of dimethyl diallyl ammonium chloride, 0.5 part of calcium carbonate, poly- third
0.3 part of olefin(e) acid Superporous hydrogels particle.
The mixture that the ore soil filler is diatomite, talcum powder, calcium carbonate are formed according to weight ratio 3:1:2；Institute
The mixing grass meal stated be grow thickly hair grass, English ryegrass, Herba Stenotaphri helferi, red fescue formed according to weight ratio 3:2:1:1 it is mixed
Close object；The complex microorganism be saccharomycete, nitrogen-fixing bacteria, aspergillus niger, hay bacillus according to weight ratio 2:1:1:2 form mix
Close object.
The preparation method of the concave convex rod soil conditioner, comprising the following steps:
S1: corn stover is dried into rear mixed ore soil filler, coal rhabdolith, is added in pulverizer and crushes, 50 meshes is crossed, obtains
Mixed material A；
S2: mixed material A being mixed with grass meal is mixed, is stirred evenly with the speed of 200r/min, addition complex microorganism,
Humic acid mixed fermentation, fermentation temperature are 60 DEG C of fermentations, and the time is 18 days, obtain mixed material B；
S3: weighing dimethyl diallyl ammonium chloride in proportion, is dissolved under the conditions of 55 DEG C with water, is rapidly added recessed
Convex stick soil, adds 2 parts of sulfuric acid and with ethanol washing and is centrifuged after constant temperature stirs 1.5h, is then placed in Muffle furnace and is calcined 2h,
Crushed 200 mesh obtain it is attapulgite modified；
S4: by mixed material A, mixed material B, attapulgite modified, urea, ammonium dihydrogen phosphate, potassium chloride, desulfurization stone
It is added in high-speed mixer after cream, calcium carbonate, the mixing of polyacrylic acid Superporous hydrogels particle, is stirred with the speed of 350r/min
0.5h is mixed, is then pelletized in granulator, then is placed in dryer under the conditions of 75 DEG C and is dried to water content as 10% to get recessed
Convex stick soil conditioner.
Embodiment 3
A kind of concave convex rod soil conditioner, as unit of parts by weight, including following raw material: 20 parts of ore soil filler, coal
3 parts of rhabdolith, 20 parts of corn stover, mixing 18 parts of grass meal, 4 parts of complex microorganism, 7 parts of humic acid, 2 parts of urea, ammonium dihydrogen phosphate
0.5 part, it is 2 parts of potassium chloride, 4 parts of desulfurized gypsum, 7 parts of attapulgite, 4 parts of dimethyl diallyl ammonium chloride, 2 parts of calcium carbonate, poly-
3 parts of acrylic acid Superporous hydrogels particle.
The mixture that the ore soil filler is diatomite, talcum powder, calcium carbonate are formed according to weight ratio 3:1:2；Institute
The mixing grass meal stated be grow thickly hair grass, English ryegrass, Herba Stenotaphri helferi, red fescue formed according to weight ratio 3:2:1:1 it is mixed
Close object；The complex microorganism be saccharomycete, nitrogen-fixing bacteria, aspergillus niger, hay bacillus according to weight ratio 2:1:1:2 form mix
Close object.
The preparation method of the concave convex rod soil conditioner, comprising the following steps:
S1: corn stover is dried into rear mixed ore soil filler, coal rhabdolith, is added in pulverizer and crushes, 50 meshes is crossed, obtains
Mixed material A；
S2: mixed material A being mixed with grass meal is mixed, is stirred evenly with the speed of 300r/min, addition complex microorganism,
Humic acid mixed fermentation, fermentation temperature are 55 DEG C of fermentations, and the time is 15 days, obtain mixed material B；
S3: weighing dimethyl diallyl ammonium chloride in proportion, is dissolved under the conditions of 65 DEG C with water, is rapidly added recessed
Convex stick soil, adds 2 parts of sulfuric acid and with ethanol washing and is centrifuged after constant temperature stirs 1h, is then placed in Muffle furnace and is calcined 2h, powder
Broken 200 mesh of mistake obtains attapulgite modified；
S4: by mixed material A, mixed material B, attapulgite modified, urea, ammonium dihydrogen phosphate, potassium chloride, desulfurization stone
It is added in high-speed mixer after cream, calcium carbonate, the mixing of polyacrylic acid Superporous hydrogels particle, is stirred with the speed of 320r/min
1h is mixed, is then pelletized in granulator, then is placed in dryer under the conditions of 70 DEG C and is dried to water content as 11% to get bumps
Stick soil conditioner.
Comparative example 1
It is essentially identical with the preparation method of embodiment 1, the difference is that preparing in the raw material of concave convex rod soil conditioner
Lack dimethyl diallyl ammonium chloride, calcium carbonate, polyacrylic acid Superporous hydrogels particle.
Comparative example 2
It is essentially identical with the preparation method of embodiment 1, the difference is that preparing in the raw material of concave convex rod soil conditioner
Lack dimethyl diallyl ammonium chloride.
Comparative example 3
It is essentially identical with the preparation method of embodiment 1, the difference is that preparing in the raw material of concave convex rod soil conditioner
Lack calcium carbonate.
Comparative example 4
It is essentially identical with the preparation method of embodiment 1, the difference is that preparing in the raw material of concave convex rod soil conditioner
Lack polyacrylic acid Superporous hydrogels particle.
Comparative example 5
Using a kind of Chinese patent literature " ecological, environmental protective soil conditioner and preparation method thereof (patent No.: ZL
201710483355.4) " in method described in embodiment 1 prepare soil conditioner.
Comparative example 6
It is essentially identical with the preparation method of embodiment 1, the difference is that preparing in the raw material of concave convex rod soil conditioner
Dimethyl diallyl ammonium chloride dosage is 8 parts, calcium carbonate dosage is 0.1 part, polyacrylic acid Superporous hydrogels particle dosage
It is 6 parts.
Comparative example 7
It is essentially identical with the preparation method of embodiment 1, the difference is that preparing in the raw material of concave convex rod soil conditioner
Dimethyl diallyl ammonium chloride dosage is 0.2 part, calcium carbonate dosage is 5 parts, polyacrylic acid Superporous hydrogels particle dosage
It is 0.08 part.
Comparative example 8
It is essentially identical with the preparation method of embodiment 1, the difference is that preparing in the raw material of concave convex rod soil conditioner
Dimethyl diallyl ammonium chloride dosage is 7 parts, calcium carbonate dosage is 6 parts, polyacrylic acid Superporous hydrogels particle dosage is
0.1 part.
Same sandy loam is divided into 11 regions, soil obtained by embodiment 1-3 and comparative example 1-8 is applied respectively and changes
Good dose of progress soil improvement measures the pH value before and after every piece of soil improvement and the survival rate and year increment that start seedlings.
As seen from the above table: (1) as the data of embodiment 1-3 and comparative example 5 as it can be seen that attapulgite made from embodiment 1-3
After earth modifying agent carries out soil improvement, the sapling survival rate and year increment of plantation are significantly higher than soil made from comparative example 5 and change
After good dose of progress soil improvement, the sapling survival rate and year increment of plantation, and the soil pH value after improvement is more suitable for plant
Growth；Simultaneously by the data of embodiment 1-3 as it can be seen that embodiment 1 is optimum embodiment.
(2) by embodiment 1 and the data of comparative example 1-4 as it can be seen that benzyl dimethyl diallyl ammonium chloride, calcium carbonate, poly- third
Olefin(e) acid Superporous hydrogels particle plays synergistic effect in preparing concave convex rod soil conditioner, and collaboration reduces soil pH
Value, improves the sapling survival rate and year increment of plantation；This is:
Attapulgite is modified using organic matter dimethyl diallyl ammonium chloride, so that in dimethyl diallyl ammonium chloride
Cation ion exchange adsorption effect occurs with attapulgite, form a kind of attapulgite and dimethyl diallyl ammonium chloride
Complex, original inorganic cation is replaced macromolecular organic group on attapulgite, attapulgite particle surface
Energy absorbed portion organic matter due to various activated centres, simultaneously because organic matter is instead of the portion inside and outside attapulgite lattice
Divide the crystallization water and absorption water, so as to improve the hydrophobicity of attapulgite；In addition, in attapulgite there are various metals ion and
The characteristics of adsorbing water is modified by organic matter dimethyl diallyl ammonium chloride and displaces the ion contained in attapulgite and remove
The water in hole is removed, the enough holes of the holding in attapulgite modified and surface area are made, so that preferable absorption property is obtained,
Conducive to the polluter in absorption soil, so as to improve soil environment.Calcium carbonate is binder, is pelletized in soil conditioner
It can be chemically reacted between the ammonium ion in dimethyl diallyl ammonium chloride and sulfuric acid in the process, generating has adsorptivity
Calcium sulfate and the ureasulfuric acid package material of caking property form grain, while the reaction heat generated in the process further improves granulating
Effect, to improve the utilization rate for the fertilizer being wrapped in soil conditioner particle.Polyacrylic acid Superporous hydrogels particle
It is a kind of novel disintegrating agent, possesses unique porous structure, can make soil improvement particle that there is open structure, is conducive to absorption soil
Middle polluter, while polyacrylic acid Superporous hydrogels particle applies in soil conditioner, can make soil conditioner rapidly
It is disintegrated；Furthermore polyacrylic acid Superporous hydrogels also have good mobility and water imbibition, when it is embedded in soil,
Rainfall season can absorb water up to the decades of times of sole mass, have very high water-retaining property, can provide for soil at part " water source ", promote
Plant growth improves soil texture.
(3) by the data of comparative example 6-8 as it can be seen that the dimethyl diallyl ammonium chloride, calcium carbonate, polyacrylic acid surpass
The weight ratio of porous aquagel particle is not at (1-4): (0.5-2): when in (0.3-3) range, soil conditioner application obtained
The numerical value of the survival rate and year increment and embodiment 1-3 that start seedlings afterwards is very different, much smaller than the numerical value of embodiment 1-3,
It is suitable with the numerical value of the prior art (comparative example 5), and the pH value of soil changes less after improvement.Dimethyl diallyl of the present invention
As reinforcement system, embodiment 1-3 control prepares attapulgite for ammonium chloride, calcium carbonate, polyacrylic acid Superporous hydrogels particle
Pass through the weight of addition dimethyl diallyl ammonium chloride, calcium carbonate, polyacrylic acid Superporous hydrogels particle when earth modifying agent
Than for (1-4): (0.5-2): (0.3-3) is realized in reinforcement system using dimethyl diallyl ammonium chloride to attapulgite
Modification；Calcium carbonate promotes granulating, improves the utilization rate for the fertilizer being wrapped in soil conditioner particle；Polyacrylic acid is super porous
The features such as hydrogel fines water imbibition, so that dimethyl diallyl ammonium chloride, calcium carbonate, polyacrylic acid Superporous hydrogels are micro-
The reinforcement system that grain is constituted improves concave convex rod soil conditioner and is used for soil improvement in concave convex rod soil conditioner of the invention
After so that its pH value is more suitable for plant growth, promote the survival rate and year increment of plant.
The above content is it cannot be assumed that present invention specific implementation is only limited to these instructions, for the technical field of the invention
Those of ordinary skill for, under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all answers
When being considered as belonging to present invention scope of patent protection determined by the appended claims.
Claims (9)
1. a kind of concave convex rod soil conditioner, which is characterized in that the soil conditioner includes following raw material: ore soil is filled out
Material, coal rhabdolith, corn stover, mixing grass meal, complex microorganism, humic acid, urea, ammonium dihydrogen phosphate, potassium chloride, desulfurization stone
Cream, attapulgite, dimethyl diallyl ammonium chloride, calcium carbonate, polyacrylic acid Superporous hydrogels particle；
The dimethyl diallyl ammonium chloride, calcium carbonate, polyacrylic acid Superporous hydrogels particle weight ratio be (1-
4): (0.5-2): (0.3-3).
2. concave convex rod soil conditioner according to claim 1, which is characterized in that the dimethyl diallyl chlorination
Ammonium, calcium carbonate, polyacrylic acid Superporous hydrogels particle weight ratio be 2.5:1:1.5.
3. concave convex rod soil conditioner according to claim 1, which is characterized in that the soil conditioner is with parts by weight
2-5 parts of coal rhabdolith, 15-20 parts of corn stover, grass meal 15- is mixed for unit, including following raw material: 20-30 parts of ore soil filler
20 parts, 4-6 parts of complex microorganism, 4-7 parts of humic acid, 1-3 parts of urea, 0.5-2 parts of ammonium dihydrogen phosphate, 1-2 parts of potassium chloride, desulfurization
2-5 parts of gypsum, 5-8 parts of attapulgite, 1-4 parts of dimethyl diallyl ammonium chloride, 0.5-2 parts of calcium carbonate, polyacrylic acid are super more
Hydrogel fines 0.3-3 parts of hole.
4. concave convex rod soil conditioner according to claim 1-3, which is characterized in that the ore soil filler
The mixture formed for diatomite, talcum powder, calcium carbonate according to weight ratio 3:1:2.
5. concave convex rod soil conditioner according to claim 1-3, which is characterized in that the mixing grass meal is
It grows thickly the mixture that hair grass, English ryegrass, Herba Stenotaphri helferi, red fescue form according to weight ratio 3:2:1:1.
6. concave convex rod soil conditioner according to claim 1-3, which is characterized in that the complex microorganism
The mixture formed for saccharomycete, nitrogen-fixing bacteria, aspergillus niger, hay bacillus according to weight ratio 2:1:1:2.
7. a kind of preparation method of concave convex rod soil conditioner according to claim 1, which is characterized in that including following step
It is rapid:
S1: corn stover is dried into rear mixed ore soil filler, coal rhabdolith, is added in pulverizer and crushes, 50 meshes is crossed, must mix
Material A；
S2: mixed material A being mixed with grass meal is mixed, is stirred evenly with the speed of 200-300r/min, addition complex microorganism,
Humic acid mixed fermentation obtains mixed material B；
S3: weighing dimethyl diallyl ammonium chloride in proportion, is dissolved under the conditions of 55-65 DEG C with water, is rapidly added recessed
Convex stick soil, adds 2 parts of sulfuric acid and with ethanol washing and is centrifuged after constant temperature stirs 1-2h, is then placed in Muffle furnace and is calcined 2h,
Crushed 200 mesh obtain it is attapulgite modified；
S4: by mixed material A, mixed material B, attapulgite modified, urea, ammonium dihydrogen phosphate, potassium chloride, desulfurized gypsum, carbon
It is added in high-speed mixer after sour calcium, the mixing of polyacrylic acid Superporous hydrogels particle, is stirred with the speed of 300-350r/min
Mix 0.5-1h, then pelletize in granulator, then be placed in dryer be dried to water content be 10%-11% to get concave convex rod
Soil conditioner.
8. the preparation method of concave convex rod soil conditioner according to claim 7, which is characterized in that sent out in the step S2
Ferment temperature is 50-60 DEG C of fermentation, and the time is 15-20 days.
9. the preparation method of concave convex rod soil conditioner according to claim 7, which is characterized in that dried in the step S4
Dry carried out under the conditions of 70-80 DEG C.
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| CN111792960A (en) * | 2020-06-29 | 2020-10-20 | 崇左市青林金花茶开发有限公司 | Soil conditioner for planting golden camellia and preparation method thereof |
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Application publication date: 20181214 |