CN108551796A - A method of promoting agricultural land soil soil fertility using inorganic mineral excitation material - Google Patents
A method of promoting agricultural land soil soil fertility using inorganic mineral excitation material Download PDFInfo
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- CN108551796A CN108551796A CN201810523475.7A CN201810523475A CN108551796A CN 108551796 A CN108551796 A CN 108551796A CN 201810523475 A CN201810523475 A CN 201810523475A CN 108551796 A CN108551796 A CN 108551796A
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- 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
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- 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
- C09K17/02—Soil-conditioning materials or soil-stabilising materials containing inorganic compounds only
- C09K17/04—Soil-conditioning materials or soil-stabilising materials containing inorganic compounds only applied in a physical form other than a solution or a grout, e.g. as granules or gases
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- 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
- C09K17/02—Soil-conditioning materials or soil-stabilising materials containing inorganic compounds only
- C09K17/06—Calcium compounds, e.g. lime
-
- 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
- C09K2101/00—Agricultural use
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Environmental Sciences (AREA)
- Fertilizers (AREA)
- Cultivation Of Plants (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
A method of promoting agricultural land soil soil fertility using inorganic mineral excitation material, using basalt, dolomite and slag as raw material, again using coke as fuel, being heated to 1600 DEG C makes its thawing, after centrifuge is handled at fibre, rock wool fibers material is made, diameter range is 4 ~ 10 μm, and is loosely granulated；Rock wool fibers material is mixed into agricultural land soil arable layer；Rock wool sowing amount is 18 ~ 22t/ha；Apply natural plants organic material；Conventional fertilizer application, plowed soils, regulation and control soil moisture to the 65 75% of field capacity so that rock wool fibers particle scatters distribution in the soil in the case where active force is turned in the expansion of sticking moisture and the external world with fibers form.The present invention can realize the utilization of rock wool leftover pieces, turn waste into wealth, of low cost, and energy fast lifting soil productivity, and method is simple, efficient.
Description
Technical field
The invention belongs to technical field of land improvement, and in particular to a kind of to promote farmland soil using inorganic mineral excitation material
The method of territory power.
Background technology
Rock wool is a kind of feather salt, and using basalt as main material, dolomite, slag are auxiliary material, and coke is fuel,
Fusing is reeled off raw silk from cocoons in 1500~2000 DEG C of high temperature furnace.Since rock wool has, chemical stability, sterile, porosity is high, water conservation
Many advantages, such as performance is strong and cheap.In recent years, rock wool is even more to be taken as a kind of common building thermal insulation material, China every
Year largely discarded rock wools are generated, in industrial processes, a large amount of rock wool leftover pieces of yield at present can only waste treatment, it is difficult to profit
With.In agricultural production, rock wool has carried out the soilless culture of vegetables, flowers as matrix, but is rarely used in soil improvement
It is promoted with soil fertility.
Invention content
The technical issues of solution：The present invention provides a kind of side promoting agricultural land soil soil fertility using inorganic mineral excitation material
Method.
Technical solution：A method of agricultural land soil soil fertility being promoted using inorganic mineral excitation material, is included the following steps：
Step 1, using basalt, dolomite and slag as raw material, wherein basalt:Dolomite:The weight ratio of slag is 66:24:10, then
Using coke as fuel, being heated to 1600 DEG C makes its thawing that rock wool fibers material, diameter model be made after centrifuge is at fibre processing
It is 4~10 μm to enclose, and is loosely granulated；Step 2, rock wool fibers material is mixed into agricultural land soil arable layer；Rock wool sowing amount
For 18~22t/ha；Step 3, apply natural plants organic material；Step 4, conventional fertilizer application, plowed soils regulate and control soil moisture
To the 65-75% of field capacity so that rock wool fibers particle is in the case where active force is turned in the expansion of sticking moisture and the external world with fiber
Form scatters distribution in the soil.
Preferably, heating and melting temperature is 1600 DEG C in above-mentioned steps 1.
Preferably, sowing amount is 20t/ha in above-mentioned steps 2.
Preferably, above-mentioned natural plants organic materials be at least one of crop material or herbaceous plant residuum, it is described
Crop material is through pulverization process.
Preferably, above-mentioned conventional fertilizer application is to apply nitrogenous fertilizer 210kg/ha, phosphate fertilizer 105kg/ha, potash fertilizer 105kg/ha.
The principle of the technology of the present invention is：According to international soil texture classification system, the grain size model of soil sticking grain, powder and sand grains
Enclose respectively 2 μm, 2~50 μm of ＜ and 0.05~2mm.The rock wool avarage fiber diameter that the present invention uses is 4~10 μm, just
In powder scope, sticking grain ratio can be reduced by applying clay, and sand grains ratio can be reduced by applying sand, so as to improve soil matrix
Composition.
The rock wool fibers that the present invention uses have the characteristics that loose porous, large specific surface area, character are similar in soil
Inorganic mineral, the absorption surface of soil can be greatly increased, soil particle effective integration adsorbs the soil organism, promotes soil
Soil protection organic matter while earth formation of the agglomerates.
The rock wool fibers that the present invention uses are rich in inorganic mineral, are especially rich in iron-aluminium oxide, mineral structure and soil
The structure of particulate minerals is close in earth, is realizing that increase porosity exhales with specific surface area, improvement soil texture, increase soil
While the physical effects such as absorption, the chemical bond to the soil organism can be adsorbed and be protected by suction-operated, is dropped
The degradation of low organic matter promotes organic matter accumulation, soil air, nutrition, moisture etc. is made to remain equilibrium state.
The rock wool fibers that the present invention uses are in micron level, inorganic mineral excitation can be used as to adjust, stimulation soil is micro-
Biological growth excites microbial activity.
Rock wool fibers of the present invention can be loosely granulated, and convenient for machinery application, and evaded dust and drifted.Apply field
Afterwards due to factors such as the expansion of sticking soil moisture and farming pressure, and energy rapid dispersion forms threadiness and enters soil.
The natural plants organic material that the present invention uses for rich in polysaccharide/organic acid/amino sugar, have the natural of plant fiber
Plant organic material, including crop material and/or herbaceous plant residuum, source can be provided for the soil organism and are that soil is micro-
Biology provides the energy.
Rock wool fibers material and natural plants organic material of the present invention can mechanization application, utilize conventional agriculture
Operation can be completed in field machinery.
Preferably, first, rock wool of the present invention, which is loosely granulated form, can be convenient for machinery application, and evade dust
It drifts.Due to factors such as sticking soil moisture and farming behind application field, and can be quickly loose, it forms threadiness and enters soil,
Inorganic mineral can be used as to excite conditioning agent while improving soil matrix, promote edaphon growth, driving soil organic
Matter recycles and nutrients release.
Secondly, rock wool fibers of the present invention have micro-meter scale fibrous structure, and microorganism can be stimulated largely numerous
It grows, activating microorganisms driving promotes straw decomposition, and Soil Nutrient Transformation, activating soil nutrient is promoted to stimulate microorganism and root system
Growth improves bioconversion power.
Third, rock wool modifying agent of the present invention can be as the partial substitute of inorganic mineral colloid, sticking soil
Particle improves soil texture, increases macro aggregate content.
4th, there is the present invention ecological security, the rock wool modifying agent of addition to have the characteristics that green is harmless, it is ensured that rock wool makees
There is ecological environment security for farmland soil modifying agent.
5th, rock wool of the present invention have plasticity, can mechanization be granulated, it is ensured that material can machinery be turned into
Industry is applied.
Finally, all operations in field of the present invention are conventional mechanized operation, are had inexpensive, efficient, easy, environmental protection
Feature.
Advantageous effect：1. having " two-win " property.Rock wool modifying agent of the present invention, can realize rock wool leftover pieces
It utilizes, turns waste into wealth, it is of low cost, and energy fast lifting soil productivity, method are simple, efficient.2. having ecological environment security
Property.Rock wool modifying agent, natural plants organic material are that green is harmless, and the agricultural land soil after improvement has ecological environment security
Property.3. having operability.Soil conditioner is made using rock wool, opertions engineering is simple, disposable to complete, and has plasticity,
Can mechanization be granulated, material can do mechanization operation application.4. having reliability.It is verified by field trial, the technology pair
Agricultural land soil fertilizing has reliability.5. having market competitiveness.Compared with other soil conditioners, which grasps
Agricultural land soil grade after the property made, cost and fertilizing has apparent advantage and market competitiveness.
Description of the drawings
Fig. 1 technical principles and pattern diagram；
Fig. 2 rock wool micro-meter scale microstructures schematic diagram (1:400)；
Fig. 3 tests each processing microbial biomass C (MBC), soluble carbon (DOC), organic matter (SOM), active organic matter
(LOM) content schematic diagram；
Fig. 4 respectively handles microbial biomass C (MBC), soluble carbon (DOC) and organic matter (SOM) content schematic diagram.
Specific implementation mode
The content that following soil testing further illustrates the present invention, but should not be construed as limiting the invention.It is not carrying on the back
In the case of from spirit of that invention and essence, to changing and replacing made by the method for the present invention, step or condition, this hair is belonged to
Bright range.Unless otherwise specified, the routine that technological means used in following embodiment is well known to those skilled in the art
Means, the specific assay method being not specified in experiment are all made of that Shandong is for example female etc. to write, soil agrochemistry analysis method, Chinese agriculture
Assay method described in industry Science Press 1999.
Culture experiment process：1. materials and methods
Experiment purpose：There is the typical soil of the notable obstacle factor for China major grain producing area Huang-Huai-Hai plain：Chiltern
Moisture soil, characteristic is for soil property compared with sand, and the content of organic matter is low, belongs to low-yield soil.This experiment purpose is by adding
Add discarded rock wool, explores and discard whether rock wool has improving effect and improved effect to low productive soil.
Experimental design：Select Nanjing Soil Inst., Chinese Academy of Sciences's Fengqiu Agro-ecology experiment centre moisture soil as experiment soil
Earth is 50cm for examination basin upper inner diameter, and an apopore is arranged at bottom, and soil 136kg is filled per basin, and it is 1.10-1.30g/ to fill native unit weight
Cm3., the soil weight is calculated by 1.3g/cm3.Since potted plant experiment dose is higher than field, and sandstone area is the Middle and Low Yield Soils
Therefore earth, therefore 3 times that this research and design is fertilizing amount by field need to apply N 16.96g, P fertilizer 39.01g, K fertilizer per basin
37.23g。
Experimental design has 3 processing, respectively：CK (Single fertilizer), RW1 (Single fertilizer+account for 1% rock wool of native weight
1.36kg), RW2 (Single fertilizer+account for 3% rock wool 4.08kg of native weight).Chemical fertilizer, rock wool uniformly mix with soil when sowing and apply
Enter, nitrogen fertilizing mode is to be divided into 2 times, and 40% imposes for sowing application and 60% booting.
Rock wool used in the present invention, is made by following methods：Using basalt, dolomite and slag as raw material, wherein profound
Wu Yan:Dolomite:The weight ratio of slag is 66:24:10, then using coke as fuel, being heated to 1600 DEG C makes its thawing, centrifuge
After being handled at fibre, rock wool fibers material is made, diameter range is 4~10 μm, and is loosely granulated.
Embodiment 1
Select Nanjing Soil Inst., Chinese Academy of Sciences's Fengqiu Agro-ecology experiment centre moisture soil as experiment soil, using basin
Cultivation pattern, long-term cropping is wheat, corn, for the present invention is furture elucidated content test effect, in artificial climate incubator
3 processing are arranged in middle setting culture experiment, pot experiment, and respectively (CK1 applies nitrogenous fertilizer 210kg/ha, phosphorus for conventional fertilizer application processing
Fertile 105kg/ha, potash fertilizer 105kg/ha), the processing of conventional fertilizer application+account for 1% rock wool modifying agent of native weight dry basis (1% rock wool, quite
In 20t/ha), conventional fertilizer application+account for 3% rock wool modifying agent of native weight dry basis processing (3% rock wool, be equivalent to 60t/ha), culture examination
6 processing of setting are tested, respectively (CK2 applies nitrogenous fertilizer 210kg/ha, phosphate fertilizer 105kg/ha, potash fertilizer 105kg/ for conventional fertilizer application processing
Ha), conventional fertilizer application+account for 1% rock wool modifying agent of native weight dry basis processing (rock wool), conventional fertilizer application+stalk processing (stalk), conventional
It is (organic that fertilising+stalk+accounts for 1% rock wool modifying agent of native weight dry basis processing (stalk+rock wool), the processing of conventional fertilizer application+organic fertilizer
Fertilizer), conventional fertilizer application+organic fertilizer+account for 1% rock wool modifying agent of native weight dry basis processing (organic fertilizer+rock wool).
Result of study show soil addition rock wool modifying agent after, the soil organism, active organic matter, soluble organic matter,
Microbial biomass, content are obviously improved (Fig. 3, table 2), and soil texture is also improved, after applying the rock wool that soil weighs 1%, soil
Earth macro aggregate (>0.25mm) increase.It can be seen that after the content of present invention is implemented, topsoil nutrient gets a promotion, biology
Diversity is obviously excited, and soil texture is improved.
Important component of the organic matter as soil, in soil productivity, environmental protection, agricultural sustainable development etc.
It plays an important role, this is because on the one hand it contains various nutrients necessary to plant growth and influences to support
Divide cycle, improves soil texture stability, influence the soil physical chemistries such as retention capacity of soil, cation exchange capacity (CEC), pH and biology
Characteristic is learned, decides crop yield, it is the energy of edaphon vital movement, is had to soil physical chemistry and biological characteristics
Far-reaching influence (Yang Jingcheng, Han Xingguo et al.2003).And in soil organism definition, it will be present in all in soil
Carbon containing organic substance is referred to as organic matter, it includes the various animal and plant residuums in soil, microbial body and its decomposition and conjunction
At various organic substances (build bright 2000) slowly.Test result of the present invention shows that applying the processing of rock wool modifying agent can be obviously improved
Soil organic matter content effectively improves its water-soluble organic matter content, activates humic acid therein, and it is total to increase active organic matter
Amount, and then crop and soil are had an impact, activating soil, promote soil organism accumulation.
Straw-returning is both to improve the important measures of soil productivity situation, and regulate and control the important substance item of edaphon
Part, it is deep by domestic and international expert high praise in agriculture fertilizing field.After straw-returning, stalk itself is rich in battalion such as organic carbon and N P and Ks
Support element, be mineralized decompositions after straw-returning, release that abundant N elements, C are plain, for microorganism growth and breeding provide it is abundant
The sources N, the sources C (usury big et al., 2009；Li Gui paulownia et al., 2002), and bring soil abundance carbon source, nitrogen source into, it have stimulated
Microbial activity obtains prolific microorganism and further speeds up the decomposition of stalk mineralising, discharges more organic nutrients, improve
Soil total organic matter content (Lou et al., 2011；Roc et al., 2011).Powlson (2008) etc. is studies have shown that make
After object straw-returning, soil organic carbon can be dramatically increased, and after the straw-returning several years, soil organic matter content growth rate
In trend first quick and back slow.The decomposition engineering of stalk in the soil is broadly divided into fast decoupled and decomposes two stages, stalk at a slow speed
The oxidizable organic substance such as dissolved organic carbon, cellulose is by quick mineralising Releasing nutrient, then, remaining difficulty after into soil
It decomposes organic matter further slowly to be decomposed under microbial action, the humus of relatively stable states is formed, to influence soil
The content of organic matter (Heitkamp et al., 2012；Song Chunyu et al., 2008；Zhu Peili et al., 2001).Past is studied
It is also shown that as stalk amount is continuously increased, micro organism quantity may carry a large amount of carbon in downward trend after first rising due to stalk
Source (stalk organic carbon content about 40%), is difficult to permineralization, a large amount of straw-returnings can inhibit microorganism instead year after year in a short time
Growth and breeding influences straw decomposition efficiency, and a large amount of non-decomposition stalks are remained in soil influences agricultural production (Han Xin loyalties et instead
al.,2012).In the present invention, using rock wool modifying agent with stalk, organic fertilizer, can not only fast lifting soil organic matter content,
Promote plant growth, rock wool that can also provide existence place for microbial activity by its loose porous characteristic, increase microbial biomass,
Promote straw decomposition, this is also straw-returning with applying one of the reason of rock wool modifying agent can be obviously improved the soil organism.Thus,
The inventive technique can effectively play the intrinsic productive potentialities of soil, promote straw decomposition efficiency, Study on Fertilizing agricultural land soil.
1 rock wool mineralogical composition content of table
Soil waterstable aggregate accounting variation (%) after 2 different disposal of table
Claims (5)
1. a kind of method promoting agricultural land soil soil fertility using inorganic mineral excitation material, it is characterised in that include the following steps：
Step 1, using basalt, dolomite and slag as raw material, wherein basalt:Dolomite:The weight ratio of slag is 66:24:
10, then using coke as fuel, being heated to 1600 DEG C makes its thawing that rock wool fibers material be made after centrifuge is at fibre processing, straight
Ranging from 4 ~ 10 μm of diameter, and be loosely granulated；
Step 2, rock wool fibers material is mixed into agricultural land soil arable layer；Rock wool sowing amount is 18 ~ 22t/ha；
Step 3, apply natural plants organic material；
Step 4, conventional fertilizer application, plowed soils, the 65-75% of regulation and control soil moisture to field capacity so that rock wool fibers particle
Distribution is scattered in the soil with fibers form in the case where active force is turned in the expansion of sticking moisture and the external world.
2. a kind of method promoting agricultural land soil soil fertility using inorganic mineral excitation material according to claim 1, special
Sign is in the step 1 that heating and melting temperature is 1600 DEG C.
3. a kind of method promoting agricultural land soil soil fertility using inorganic mineral excitation material according to claim 1, special
Sign is：Sowing amount is 20t/ha in the step 2.
4. a kind of method promoting agricultural land soil soil fertility using inorganic mineral excitation material according to claim 1, special
Sign is that the natural plants organic materials is at least one of crop material or herbaceous plant residuum, the crop material warp
Pulverization process.
5. a kind of method promoting agricultural land soil soil fertility using inorganic mineral excitation material according to claim 1, special
Sign is that the conventional fertilizer application is to apply 210 kg/ha of nitrogenous fertilizer, 105 kg/ha of phosphate fertilizer, 105 kg/ha of potash fertilizer.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110342829A (en) * | 2019-07-16 | 2019-10-18 | 深圳易绿谷屋顶绿化有限公司 | A kind of rock wool and preparation method thereof |
| CN110447331A (en) * | 2019-07-05 | 2019-11-15 | 浙江农林大学 | A technique for for improving hill soil water-retaining property |
| CN112616998A (en) * | 2021-01-15 | 2021-04-09 | 福建天马科技集团股份有限公司 | Microbial fermentation feed suitable for penaeus vannamei boone |
| CN113615339A (en) * | 2021-06-25 | 2021-11-09 | 中国科学院南京土壤研究所 | Excitation type straw in-situ intertidal burying returning soil fertility cultivation method |
| CN114503957A (en) * | 2021-11-30 | 2022-05-17 | 中国农业科学院农业环境与可持续发展研究所 | Method for cooperatively treating straws by utilizing insects and minerals |
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| CN113615339A (en) * | 2021-06-25 | 2021-11-09 | 中国科学院南京土壤研究所 | Excitation type straw in-situ intertidal burying returning soil fertility cultivation method |
| CN114503957A (en) * | 2021-11-30 | 2022-05-17 | 中国农业科学院农业环境与可持续发展研究所 | Method for cooperatively treating straws by utilizing insects and minerals |
| CN114503957B (en) * | 2021-11-30 | 2024-02-13 | 中国农业科学院农业环境与可持续发展研究所 | Method for cooperatively disposing straws by utilizing insects and minerals |
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