CN116636346A - Vegetation ecological restoration method under ecological induction of riverbank - Google Patents
Vegetation ecological restoration method under ecological induction of riverbank Download PDFInfo
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- CN116636346A CN116636346A CN202310588548.1A CN202310588548A CN116636346A CN 116636346 A CN116636346 A CN 116636346A CN 202310588548 A CN202310588548 A CN 202310588548A CN 116636346 A CN116636346 A CN 116636346A
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000006698 induction Effects 0.000 title claims abstract description 17
- 239000003516 soil conditioner Substances 0.000 claims abstract description 26
- 239000000835 fiber Substances 0.000 claims abstract description 19
- 238000002955 isolation Methods 0.000 claims abstract description 19
- 235000016709 nutrition Nutrition 0.000 claims abstract description 13
- 230000035764 nutrition Effects 0.000 claims abstract description 13
- 238000003971 tillage Methods 0.000 claims abstract description 7
- 238000009331 sowing Methods 0.000 claims abstract description 6
- 239000004113 Sepiolite Substances 0.000 claims description 47
- 229910052624 sepiolite Inorganic materials 0.000 claims description 47
- 235000019355 sepiolite Nutrition 0.000 claims description 47
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- 239000007864 aqueous solution Substances 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 15
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims description 14
- 239000011148 porous material Substances 0.000 claims description 14
- 239000012065 filter cake Substances 0.000 claims description 13
- 239000000243 solution Substances 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 10
- 239000008367 deionised water Substances 0.000 claims description 10
- 229910021641 deionized water Inorganic materials 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 10
- SEOVTRFCIGRIMH-UHFFFAOYSA-N indole-3-acetic acid Chemical compound C1=CC=C2C(CC(=O)O)=CNC2=C1 SEOVTRFCIGRIMH-UHFFFAOYSA-N 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 10
- 238000001132 ultrasonic dispersion Methods 0.000 claims description 10
- 238000005406 washing Methods 0.000 claims description 10
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 7
- DLHONNLASJQAHX-UHFFFAOYSA-N aluminum;potassium;oxygen(2-);silicon(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Si+4].[Si+4].[Si+4].[K+] DLHONNLASJQAHX-UHFFFAOYSA-N 0.000 claims description 7
- 239000011593 sulfur Substances 0.000 claims description 7
- 229910052717 sulfur Inorganic materials 0.000 claims description 7
- PRPINYUDVPFIRX-UHFFFAOYSA-N 1-naphthaleneacetic acid Chemical compound C1=CC=C2C(CC(=O)O)=CC=CC2=C1 PRPINYUDVPFIRX-UHFFFAOYSA-N 0.000 claims description 5
- 238000001354 calcination Methods 0.000 claims description 5
- 239000003245 coal Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 239000003617 indole-3-acetic acid Substances 0.000 claims description 5
- 239000010902 straw Substances 0.000 claims description 5
- 238000000967 suction filtration Methods 0.000 claims description 5
- 238000011084 recovery Methods 0.000 abstract 1
- 241000196324 Embryophyta Species 0.000 description 27
- 239000002689 soil Substances 0.000 description 14
- 238000004321 preservation Methods 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- 241000209140 Triticum Species 0.000 description 3
- 235000021307 Triticum Nutrition 0.000 description 3
- 235000013339 cereals Nutrition 0.000 description 3
- 235000013399 edible fruits Nutrition 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 235000017060 Arachis glabrata Nutrition 0.000 description 2
- 244000105624 Arachis hypogaea Species 0.000 description 2
- 235000010777 Arachis hypogaea Nutrition 0.000 description 2
- 235000018262 Arachis monticola Nutrition 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 235000020232 peanut Nutrition 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 229910001415 sodium ion Inorganic materials 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- YYRMJZQKEFZXMX-UHFFFAOYSA-L calcium bis(dihydrogenphosphate) Chemical compound [Ca+2].OP(O)([O-])=O.OP(O)([O-])=O YYRMJZQKEFZXMX-UHFFFAOYSA-L 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 235000019691 monocalcium phosphate Nutrition 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/40—Soil-conditioning materials or soil-stabilising materials containing mixtures of inorganic and organic compounds
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
- Y02A20/402—River restoration
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Soil Sciences (AREA)
- Mechanical Engineering (AREA)
- Environmental Sciences (AREA)
- Inorganic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention discloses a vegetation ecological restoration method under the ecological induction of a riverbank, which comprises the following steps: step S1, arranging planting belts in a direction parallel to the river flow direction, arranging isolation belts between every two planting belts, raking the land of the isolation belts to form a cultivation layer, applying a soil conditioner to the cultivation layer, covering a plant fiber nutrition layer on the cultivation layer, and finally covering gravel on the surface of the plant fiber nutrition layer to form a gravel layer; s2, sowing the riverside plants on the planting belt, carrying out shallow rotary tillage on the isolation belt, and after the planting belt and the idle belt pass through a preset plant growing period, carrying out intermediate cutting on the plants of the planting belt and the idle belt; the seeds are spread by means of river wind force in a direction forming a certain angle with the main wind direction of the river, so that the trace of recovery of artificial interference is reduced.
Description
Technical Field
The invention relates to the technical field of vegetation ecological restoration, in particular to a vegetation ecological restoration method under the ecological induction of a riverbank.
Background
The river bank zone is a transition zone between a river ecological system and a land ecological system, is a special hydrologic, soil and vegetation staggered zone, has very important special ecological value in the river ecological system, has special and irreplaceable functions, and has ecological functions of preventing and controlling water and soil loss, fixing the bank, protecting the slope, purifying water, improving landscapes and the like. The vegetation restoration of the riverbank is a comprehensive and complex system engineering, the species to be restored and a proper vegetation configuration mode are reasonably selected according to the habitat condition of the riverbank, and a proper vegetation construction engineering technology is adopted, so that the vegetation restoration of the riverbank is realized.
Currently, the problem of vegetation restoration is critically focused on restoration of vegetation at difficult sites and restoration of the regional impaired ecosystem, and new techniques and methods are needed to support the ecological restoration of native vegetation.
Disclosure of Invention
In order to solve the technical problems, the invention provides a vegetation ecological restoration method under the ecological induction of a riverbank.
The invention aims to solve the technical problems:
the aim of the invention can be achieved by the following technical scheme:
a vegetation ecological restoration method under the ecological induction of a riverbank zone comprises the following steps:
step S1, arranging planting belts in a direction parallel to the river flow direction, arranging isolation belts between every two planting belts, raking the land of the isolation belts to form a cultivation layer, applying a soil conditioner to the cultivation layer, covering a plant fiber nutrition layer on the cultivation layer, and finally covering gravel on the surface of the plant fiber nutrition layer to form a gravel layer;
s2, sowing the riverside plants on the planting belt, carrying out shallow rotary tillage on the isolation belt, and after the planting belt and the idle belt pass through a preset plant growing period, carrying out intermediate cutting on the plants of the planting belt and the idle belt.
Further: the application amount of the soil conditioner in the step S1 is 10-15 kg/mu.
Further: the plant fiber is branches or straws.
Further: the soil conditioner is prepared by the following steps:
s11, adding sepiolite into hydrochloric acid solution with the concentration of 6mol/L, then placing the sepiolite into a constant-temperature water bath kettle with the temperature of 60 ℃, uniformly stirring the sepiolite for 2 hours at the rotating speed of 500r/min, carrying out suction filtration after stirring, washing a filter cake with deionized water, and then drying the filter cake for 24 hours at the temperature of 100 ℃ to obtain pretreated sepiolite;
in the step S11, sepiolite is treated by hydrochloric acid solution to remove magnesium ions in the sepiolite;
step S12, adding the prepared pretreated sepiolite into a hexadecyl trimethyl ammonium bromide aqueous solution with the mass fraction of 5%, performing ultrasonic dispersion for 2 hours, dripping a sodium hydroxide aqueous solution with the mass fraction of 15% to adjust the pH until the pH is=10, continuing ultrasonic dispersion for 30min, transferring into a water bath kettle with the temperature of 65 ℃ and stirring at a constant speed of 500/min for 2 hours, filtering, washing a filter cake with deionized water, and drying for 24 hours to obtain the treated sepiolite;
step S13, adding the prepared sepiolite after treatment into a crucible, heating to 550 ℃ at a heating rate of 5-10 ℃/min, and performing heat preservation and calcination for 4 hours at the temperature to remove cetyltrimethylammonium bromide so as to obtain a porous material;
and step S4, uniformly mixing 15-25 parts of porous materials, 15-25 parts of potassium feldspar, 5-10 parts of sulfur, 5-10 parts of weathered coal and 0.03-0.05 part of rooting agent according to parts by weight to prepare the soil conditioner.
The potassium feldspar can supplement silicon and potassium elements in soil, and sulfur is added to react with sodium in the soil to generate water-insoluble Na 2 S, sodium ions in the soil are eliminated, and a porous material is introduced, wherein the porous material is of a porous structure made of sepiolite, so that heavy metal ions in the soil can be further adsorbed.
Further: in the step S11, the weight ratio of the sepiolite to the hydrochloric acid solution is controlled to be 1-2:15.
Further: in the step S12, the weight ratio of the pretreated sepiolite to the hexadecyl trimethyl ammonium bromide aqueous solution is controlled to be 1:10-20.
Further: and step S4, the rooting agent is formed by mixing naphthalene acetic acid and indoleacetic acid according to the weight ratio of 1:1.
The invention has the beneficial effects that:
the invention discloses a vegetation ecological restoration method under the ecological induction of a riverbank, which is characterized in that seeds are spread by means of river wind power in a direction forming a certain angle with the main wind direction of a river, so that the trace of artificial interference restoration is reduced; the isolation belt is arranged to create a proper seed enrichment hole for seeds, so that the engineering cost is relatively low; shallow rotary tillage is carried out on seed enrichment holes of the idle zone, the growth range of the riverside plants is enlarged, the planting zone is provided with a three-layer structure, plant fibers in a plant fiber nutrition layer are used as improvement materials of barren soil, waste is utilized, waste gravel in river treatment is consumed, and recycling of resources is realized;
in addition, the invention also prepares a soil conditioner, potassium feldspar is added to supplement silicon and potassium elements in the soil, sulfur is added to react with sodium in the soil to generate water-insoluble Na 2 S, sodium ions in the soil are eliminated, and a porous material is introduced, wherein the porous material is of a porous structure made of sepiolite, so that heavy metal ions in the soil can be further adsorbed.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
A vegetation ecological restoration method under the ecological induction of a riverbank zone comprises the following steps:
step S1, arranging planting belts in a direction parallel to the river flow direction, arranging isolation belts between every two planting belts, raking the land of the isolation belts to form a cultivation layer, applying a soil conditioner to the cultivation layer, covering a plant fiber nutrition layer on the cultivation layer, and finally covering gravel on the surface of the plant fiber nutrition layer to form a gravel layer;
s2, sowing the riverside plants on the planting belt, carrying out shallow rotary tillage on the isolation belt, and after the planting belt and the idle belt pass through a preset plant growing period, carrying out intermediate cutting on the plants of the planting belt and the idle belt.
The application amount of the soil conditioner in the step S1 is 10 kg/mu.
The plant fiber is branches or straws.
The soil conditioner is prepared by the following steps:
s11, adding sepiolite into hydrochloric acid solution with the concentration of 6mol/L, then placing the sepiolite into a constant-temperature water bath kettle with the temperature of 60 ℃, uniformly stirring the sepiolite for 2 hours at the rotating speed of 500r/min, after stirring, carrying out suction filtration, washing a filter cake with deionized water, and then drying the filter cake at the temperature of 100 ℃ for 24 hours to obtain pretreated sepiolite, wherein the weight ratio of the sepiolite to the hydrochloric acid solution is controlled to be 1:15;
step S12, adding the prepared pretreated sepiolite into a hexadecyl trimethyl ammonium bromide aqueous solution with the mass fraction of 5%, performing ultrasonic dispersion for 2 hours, dripping a sodium hydroxide aqueous solution with the mass fraction of 15% to adjust the pH until the pH is=10, continuing ultrasonic dispersion for 30min, transferring into a 65 ℃ water bath kettle, uniformly stirring for 2 hours at the rotating speed of 500/min, filtering, washing a filter cake with deionized water, and drying for 24 hours to prepare the treated sepiolite, wherein the weight ratio of the pretreated sepiolite to the hexadecyl trimethyl ammonium bromide aqueous solution is controlled to be 1:10;
step S13, adding the prepared sepiolite after treatment into a crucible, heating to 550 ℃ at a heating rate of 5 ℃/min, and performing heat preservation and calcination for 4 hours at the temperature to remove cetyl trimethyl ammonium bromide, so as to prepare a porous material;
and step S4, uniformly mixing 15 parts of porous materials, 15 parts of potassium feldspar, 5 parts of sulfur, 5 parts of weathered coal and 0.03 part of rooting agent according to parts by weight to prepare the soil conditioner.
The rooting agent is formed by mixing naphthalene acetic acid and indoleacetic acid according to the weight ratio of 1:1.
Example 2
A vegetation ecological restoration method under the ecological induction of a riverbank zone comprises the following steps:
step S1, arranging planting belts in a direction parallel to the river flow direction, arranging isolation belts between every two planting belts, raking the land of the isolation belts to form a cultivation layer, applying a soil conditioner to the cultivation layer, covering a plant fiber nutrition layer on the cultivation layer, and finally covering gravel on the surface of the plant fiber nutrition layer to form a gravel layer;
s2, sowing the riverside plants on the planting belt, carrying out shallow rotary tillage on the isolation belt, and after the planting belt and the idle belt pass through a preset plant growing period, carrying out intermediate cutting on the plants of the planting belt and the idle belt.
The application amount of the soil conditioner in the step S1 is 12 kg/mu.
The plant fiber is branches or straws.
The soil conditioner is prepared by the following steps:
s11, adding sepiolite into hydrochloric acid solution with the concentration of 6mol/L, then placing the sepiolite into a constant-temperature water bath kettle with the temperature of 60 ℃, uniformly stirring at the rotating speed of 500r/min for 2 hours, after stirring, carrying out suction filtration, washing a filter cake with deionized water, and then drying at the temperature of 100 ℃ for 24 hours to obtain pretreated sepiolite, wherein the weight ratio of the sepiolite to the hydrochloric acid solution is controlled to be 1.5:15;
step S12, adding the prepared pretreated sepiolite into a hexadecyl trimethyl ammonium bromide aqueous solution with the mass fraction of 5%, performing ultrasonic dispersion for 2 hours, dripping a sodium hydroxide aqueous solution with the mass fraction of 15% to adjust the pH until the pH is=10, continuing ultrasonic dispersion for 30min, transferring into a 65 ℃ water bath kettle, uniformly stirring for 2 hours at the rotating speed of 500/min, filtering, washing a filter cake with deionized water, and drying for 24 hours to prepare the treated sepiolite, wherein the weight ratio of the pretreated sepiolite to the hexadecyl trimethyl ammonium bromide aqueous solution is controlled to be 1:15;
step S13, adding the prepared sepiolite after treatment into a crucible, heating to 550 ℃ at a heating rate of 8 ℃/min, and performing heat preservation and calcination for 4 hours at the temperature to remove cetyl trimethyl ammonium bromide, so as to prepare a porous material;
and step S4, uniformly mixing 20 parts of porous materials, 20 parts of potassium feldspar, 8 parts of sulfur, 8 parts of weathered coal and 0.04 part of rooting agent according to parts by weight to prepare the soil conditioner.
The rooting agent is formed by mixing naphthalene acetic acid and indoleacetic acid according to the weight ratio of 1:1.
Example 3
A vegetation ecological restoration method under the ecological induction of a riverbank zone comprises the following steps:
step S1, arranging planting belts in a direction parallel to the river flow direction, arranging isolation belts between every two planting belts, raking the land of the isolation belts to form a cultivation layer, applying a soil conditioner to the cultivation layer, covering a plant fiber nutrition layer on the cultivation layer, and finally covering gravel on the surface of the plant fiber nutrition layer to form a gravel layer;
s2, sowing the riverside plants on the planting belt, carrying out shallow rotary tillage on the isolation belt, and after the planting belt and the idle belt pass through a preset plant growing period, carrying out intermediate cutting on the plants of the planting belt and the idle belt.
The application amount of the soil conditioner in the step S1 is 15 kg/mu.
The plant fiber is branches or straws.
The soil conditioner is prepared by the following steps:
s11, adding sepiolite into hydrochloric acid solution with the concentration of 6mol/L, then placing the sepiolite into a constant-temperature water bath kettle with the temperature of 60 ℃, uniformly stirring at the rotating speed of 500r/min for 2 hours, after stirring, carrying out suction filtration, washing a filter cake with deionized water, and then drying at the temperature of 100 ℃ for 24 hours to obtain pretreated sepiolite, wherein the weight ratio of the sepiolite to the hydrochloric acid solution is controlled to be 2:15;
step S12, adding the prepared pretreated sepiolite into a hexadecyl trimethyl ammonium bromide aqueous solution with the mass fraction of 5%, performing ultrasonic dispersion for 2 hours, dripping a sodium hydroxide aqueous solution with the mass fraction of 15% to adjust the pH until the pH is=10, continuing ultrasonic dispersion for 30min, transferring into a 65 ℃ water bath kettle, uniformly stirring for 2 hours at the rotating speed of 500/min, filtering, washing a filter cake with deionized water, and drying for 24 hours to prepare the treated sepiolite, wherein the weight ratio of the pretreated sepiolite to the hexadecyl trimethyl ammonium bromide aqueous solution is controlled to be 1:20;
step S13, adding the prepared sepiolite after treatment into a crucible, heating to 550 ℃ at a heating rate of 10 ℃/min, and performing heat preservation and calcination for 4 hours at the temperature to remove cetyl trimethyl ammonium bromide, so as to prepare a porous material;
and step S4, uniformly mixing 25 parts of porous materials, 25 parts of potassium feldspar, 10 parts of sulfur, 10 parts of weathered coal and 0.05 part of rooting agent according to parts by weight to prepare the soil conditioner.
The rooting agent is formed by mixing naphthalene acetic acid and indoleacetic acid according to the weight ratio of 1:1.
The performance of the soil conditioner prepared in example 1 was measured and the results are shown in table 1 below:
(1) Wheat test
The soil quality of the test field and the control field which are in the date yang city in Hubei province are sandy loam, the fertility is middle and lower, 10 mu each, the wheat variety is in the country 188, 50 kg of ammonium bicarbonate and calcium superphosphate are applied to each mu of base fertilizer in the control field, and 100 kg of the soil conditioner is tested Tian Shiben;
wherein, the blank group is the soil conditioner prepared in the example 1 without being added.
TABLE 1
From table 1 above, it can be seen that the soil conditioner prepared in example 1 of the present invention can exert an excellent yield-increasing effect.
Test two, peanut test
In a Henan standing-horse shop test, the soil quality of a test field and a control field is sandy land, each 5 mu is poor in soil productivity, the peanut varieties are Luhua No. 14, 10000-11000 holes per mu of wheat are covered, 2 grains per hole are covered, 50 kg of compound fertilizer with 45% of total content of nitrogen, phosphorus and potassium is used in the control field per mu, the mu yield is 512 jin, and insects eat fruits; the test Tian Shiben is added with 50 kg of the modifier prepared in the embodiment 1 of the invention, the per mu yield is 820 jin, the mature grain is over 93 percent, the grain is full, the fruit shape is uniform, and the insect eat the fruit.
The foregoing is merely illustrative and explanatory of the principles of the invention, as various modifications and additions may be made to the specific embodiments described, or similar thereto, by those skilled in the art, without departing from the principles of the invention or beyond the scope of the appended claims.
Claims (7)
1. A vegetation ecological restoration method under the ecological induction of a riverbank is characterized in that: the method comprises the following steps:
step S1, arranging planting belts in a direction parallel to the river flow direction, arranging isolation belts between every two planting belts, raking the land of the isolation belts to form a cultivation layer, applying a soil conditioner to the cultivation layer, covering a plant fiber nutrition layer on the cultivation layer, and finally covering gravel on the surface of the plant fiber nutrition layer to form a gravel layer;
s2, sowing the riverside plants on the planting belt, carrying out shallow rotary tillage on the isolation belt, and after the planting belt and the idle belt pass through a preset plant growing period, carrying out intermediate cutting on the plants of the planting belt and the idle belt.
2. The vegetation ecological restoration method under the ecological induction of the riverbank according to claim 1, wherein the vegetation ecological restoration method is characterized in that: the application amount of the soil conditioner in the step S1 is 10-15 kg/mu.
3. The vegetation ecological restoration method under the ecological induction of the riverbank according to claim 1, wherein the vegetation ecological restoration method is characterized in that: the plant fiber is branches or straws.
4. The vegetation ecological restoration method under the ecological induction of the riverbank according to claim 1, wherein the vegetation ecological restoration method is characterized in that: the soil conditioner is prepared by the following steps:
s11, adding sepiolite into a hydrochloric acid solution with the concentration of 6mol/L, then placing the sepiolite into a constant-temperature water bath kettle with the temperature of 60 ℃, uniformly stirring the sepiolite for 2 hours at the rotating speed of 500r/min, carrying out suction filtration after stirring, washing a filter cake with deionized water, and then drying the filter cake at the temperature of 100 ℃ for 24 hours to obtain pretreated sepiolite;
step S12, adding the prepared pretreated sepiolite into a hexadecyl trimethyl ammonium bromide aqueous solution with the mass fraction of 5%, performing ultrasonic dispersion for 2 hours, dripping a sodium hydroxide aqueous solution with the mass fraction of 15% to adjust the pH until the pH value is=10, continuing ultrasonic dispersion for 30 minutes, transferring to a water bath kettle with the temperature of 65 ℃, uniformly stirring at the rotating speed of 500/min for 2 hours, filtering, washing a filter cake with deionized water, and drying for 24 hours to obtain the treated sepiolite;
step S13, adding the prepared sepiolite after treatment into a crucible, heating to 550 ℃ at a heating rate of 5-10 ℃/min, and preserving heat and calcining for 4 hours at the temperature to obtain a porous material;
and step S14, uniformly mixing 15-25 parts of porous material, 15-25 parts of potassium feldspar, 5-10 parts of sulfur, 5-10 parts of weathered coal and 0.03-0.05 part of rooting agent according to parts by weight to prepare the soil conditioner.
5. The vegetation ecological restoration method under the ecological induction of the riverbank according to claim 1, wherein the vegetation ecological restoration method is characterized in that: in the step S11, the weight ratio of the sepiolite to the hydrochloric acid solution is controlled to be 1-2:15.
6. The vegetation ecological restoration method under the ecological induction of the riverbank according to claim 1, wherein the vegetation ecological restoration method is characterized in that: in the step S12, the weight ratio of the pretreated sepiolite to the hexadecyl trimethyl ammonium bromide aqueous solution is controlled to be 1:10-20.
7. The method for ecologically restoring vegetation under the ecological induction of a riverbank according to claim 4, wherein the method comprises the following steps: in the step S14, the rooting agent is formed by mixing naphthalene acetic acid and indoleacetic acid according to the weight ratio of 1:1.
Priority Applications (1)
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