CN109912349A - The preparation method of bio-matrix caused by compact substance sponge system - Google Patents
The preparation method of bio-matrix caused by compact substance sponge system Download PDFInfo
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Abstract
The present invention relates to the preparation methods of bio-matrix caused by compact substance sponge system, which is characterized in that the method is as follows: step 1: the pretreatment of material；Step 2: inoculation organic matter decomposer fermentation；Step 3: inoculation function microzyme secondary fermentation；Step 4: the compounding of matrix.Program physical behavior is optimized, porosity optimization, and preprocess method matrix of the invention is safe and healthy: after high-temperature process, no weed seed, Escherichia coli and roundworm egg etc. and pathogenic microorganisms etc. more meet hygienic requirements.
Description
Technical field
The present invention relates to a kind of matrix, and in particular to a kind of system of bio-matrix caused by compact substance sponge system
Preparation Method belongs to agriculture cultivation technique without soil field.
Background technique
Matrix is widely applied in modern soilless cultivation and crops nursery, and the effect in production estimation is increasingly heavier
It wants, becomes indispensable agricultural input product.The upper matrix used of production at present is mainly turf, vermiculite, perlite, coco bran etc.
The mixture of 2-3 kind in material, but common matrix has the following problems currently on the market: 1) perlite, vermiculite be mine
Produce resource, completely non-renewable, current market price is 1.5~2 times (150~200 yuan/cube of market price) of the invention, vermiculite and
There is very big environmental issue in perlite sintering procedure；2) coco bran belongs to renewable resource, but place of production limitation is very big, and main point
Cloth is in several subtropical countries and area, and resource is limited, and total amount is few.Coco bran is needed in process by water elution simultaneously
The techniques such as salt, there are large amount of sewage up for processing, cost is also very high, 3) turf belongs to weak regeneration mineral resources, China's storage
About 1,100,000,000 tons of amount, is mainly distributed on the ground such as Heilungkiang and Jilin, is to forbid production of resources in China, country's matrix application at present
Turf is mainly import, and for C.I.F. in 350 yuan/cube or more, use cost is 3~3.5 times of rice husk；4) existing base
Grass-seed and not plump paddy etc. are had in matter has harm to plant growth, also often with pathogenic microorganisms such as pythium spp and nematodes, to plant
The production of object has certain risk.Therefore, a kind of new scheme of urgent need solves the technical problem.
Summary of the invention
The present invention exactly for the technical problems in the prior art, provides a kind of compact substance sponge manufacture
At bio-matrix preparation method, the rice husk in the technical solution is after the pretreatment modifications such as screw rod shearing, broken, then passes through
Properties are advanced optimized after crossing microbe inoculation fermentation, can replace turf, vermiculite, perlite, coco bran completely, or
Person mixes with above-mentioned material arbitrary proportion, forms excellent nursery and cultivation matrix.
To achieve the goals above, technical scheme is as follows, caused by a kind of compact substance sponge system
The preparation method of bio-matrix, the method are as follows:
Step 1: the pretreatment of material；
Step 2: inoculation organic matter decomposer fermentation stabilizes organic matter；
Step 3: inoculation function microzyme secondary fermentation, the Population of expanded functionality bacterium realize that function bacterium is relatively held in matrix
Activity is kept long.
Step 4: the compounding of bio-matrix；
As an improvement of the present invention, the pretreatment of step 1 material, it is specific as follows,
1) rice husk is prewetted and is softened: being the Bio-surface actives such as 0.1~0.5% sucrose ester or rhamnolipid with concentration
The aqueous solution and rice husk of the aqueous solution of agent or other chemically synthesized surfactants or wetting agent uniformly mix, prewet, and make
Moisture immerses rice husk tissue, or impregnates rice husk, the mass ratio of rice husk and aqueous solution (or water) with the aqueous solution or clear water of chemical fertilizer
For 1:1.15~1.4；It moistens rice husk further by 100~110 degree of water vapours and softens rice husk.
2) screw rod shearing, broken, sets the screw pitch of crusher screw rod, regulates charging rate, so that rice husk broken kernel
Spend uniform in size, diameter about 3.5~4mm reaches design requirement, and is conducive to form high temperature and pressure in crusher, and screw rod is broken
It is mechanical that broken machine can be single screw rod, twin-screw or multiscrew；Temperature of charge reaches 100~120 degree, maintains pressure 1.5 in body
~2.0 standard atmospheric pressures.
3) fast cooling depressurizes, after the cruelly prominent output body of the material after shearing-crushing by air-cooled fast cooling to 80 degree with
Under, it is instantaneously decompressed to 1 quasi- atmospheric pressure or hereinafter, makes in rice husk tissue that vapor volume sharply increases, quick release is to break
The iuntercellular compacted zone substance of rice husk tissue forms micropore, the i.e. ventilation of composition matrix and water holding hole.
As an improvement of the present invention, the step 2 inoculation organic matter decomposer fermentation, it is specific as follows,
The carbon nitrogen mass ratio for adjusting the non-wood quality ingredient of compact substance fibrous material is 20~35:1, and nitrogen can be
The one or more of the nitrogenous compounds such as ammonium sulfate, urea, amino acid, dregs of beans or organic nitrogen；Organic matter decomposer is yeast
Bacterium, bacillus, actinomyces, Aspergillus fungal or the above bacterial strain mixture, inoculative proportion: rice husk mixture: zymophyte (w/w)
=1000:1~3.
As an improvement of the present invention, the fermentation process of the step 2 inoculation organic matter decomposer fermentation is aerobic hair
Ferment.Material heap can be entered to fermentation tank or pile item static fermentation of hiding and supplied oxygen by mechanically or manually turning over throwing.It can basis
Heap temperature variation come judge oxygen supply situation carry out turning, can also regular turning, guarantee to ferment under aerobic condition.In earlier fermentation
Temperature rise period can turning oxygen supply when temperature no longer increases (65~70 degree)；After fermentation when temperature is begun to decline, i.e.,
Oxygen can be increased by turning be such that fermentation continues, and when temperature declines and stablizes close to temperature, show fermentation ends.
Aeration tube can also be installed in fermentation tank or compost pile bottom, positive pressure is carried out by high pressure blower or negtive pressure forced supplies
Oxygen can be realized by temperature or dissolved oxygen sensor and automatically control fan operation, carry out the supply of oxygen.
As an improvement of the present invention, the step 3 is inoculated with function microzyme secondary fermentation, specific as follows, when rice husk mixes
When object heap temperature is stably held in 35~40 degree, inoculation function bacterium continues fermentation 5~10 days, when temperature stablizes fermentation at room temperature
It completes.
As an improvement of the present invention, the function bacterium is bacillus licheniformis, bacillus subtilis, huge gemma bar
One of bacterium, bacillus amyloliquefaciens, bacillusmusilaginosiengineering, trichoderma fungi, Paecilomyces lilacinus are several, wherein gemma
Bacillus or fungal spore amount reach 106It more than/gram matrix, can also be in combined inoculation mycorrhizal fungi (mycorhiza spore after fermentation
Reach 50~80/gram matrix.
Influence of 1 different pretreatments of table to the physics and chemistry and biological character of rice husk
Compared with the existing technology, preprocess method of the invention and rice husk are directly applied or are applied after being routinely crushed, and are had
Following advantage (being shown in Table 1): 1, physical behavior is optimized: (1) hole constitutes optimization, by compact substances such as pretreated rice husks
The physical behavior of fibrous material is significantly optimized, and is better able to meet the needs of ideal matrix.It is that structure is excellent first
Change, in the immovable situation of total porosity, (solid, liquid, gas) three Phase Proportion is reasonable, shows as the venthole with optimum state
Gap and water holding hole, ventilating slit: water holding hole=0.45~0.5:0.35~0.45 shows pretreated rice close to 1:1
Shell, existing very strong water-retaining property, and have good venting capability；It is compared with former rice husk with conventional broken rice husk, ventilating slit subtracts
Less, water holding hole increases, this shows that the water retention property of material is strengthened；(2) change of bulk density, the bulk density model of ideal matrix
Enclosing is 0.2~0.5g/cm3, it is 0.24g/cm by pretreated rice husk bulk density3, it is one times of untreated rice husk, is more suitable for managing
Think the requirement of matrix, and the conventional rice husk for being crushed to 0.4mm is suitable, but it is conventional it is broken require siccative broken, production energy consumption is high,
Dust is larger in environment, and environmental protection measure is costly, and this method is wet feed processing, and the above problem is not present；(3) chemically
Shape: rice husk is before and after pretreatment and between different pretreatments, organic matter, nitrogen, phosphorus, potassium total content do not become substantially
Change, but pH value, EC value two indices have significant change, and in terms of pH situation of change, break process and method of the invention are located in advance
After reason, PH drops to 6.44 by 7.44, is in subacidity, is more suitable the growth of plant, for the index of ideal matrix.The table of EC value
It is now the method for the present invention pretreatment up to 1.44, conventional break process is 0.77 between two parties, in the index section of ideal matrix,
Show that preprocess method of the invention is more advantageous to the mesotrophic release of rice, certain nutrient can be provided for plant seedlings.(4)
Preprocess method matrix of the invention is safe and healthy: after high-temperature process, no weed seed, Escherichia coli and roundworm egg etc. and cause
Sick microorganism etc., it is much cleaner, healthier.
It is compared with other host materials, rice husk resource very abundant, at present other than as fuel, rice husk is as raw material benefit
With little.Rice husk accounts for about the 23% of paddy weight, I have about 500,000,000 mu of cultivated area, about 5~600,000,000 tons of paddy annual output, produces rice husk per year
About 1.5 hundred million tons (15 billion cubic meters being equivalent to, more than the reserves of China's turf)；Rice husk resource distribution is extensive, and almost each province is all
There is output, is renewable resource；Vermiculite, perlite are non-renewable mineral resources, and Regional Distribution is narrow.This programme raw material at
This is lower, rice husk matrix cost of the present invention just correspond to the one third of import turf to a quarter, be the three of domestic turf
/ mono- arrives half, is the half of perlite and vermiculite, greatly reduces entreprise cost；Without grass in matrix of the present invention
Seed, not plump paddy etc. endanger plant growth, without pathogen such as pythium spp and nematodes, it should say it is safest matrix.
Specific embodiment:
In order to deepen the understanding of the present invention, it is described in detail below with reference to embodiment.
Embodiment 1: a kind of preparation method of bio-matrix caused by compact substance sponge system, the method is such as
Under:
Step 1: the pretreatment of material；
Step 2: inoculation organic matter decomposer fermentation stabilizes organic matter；
Step 3: inoculation function microzyme secondary fermentation, the Population of expanded functionality bacterium realize that function bacterium is kept in matrix
More lasting activity.
Step 4: the compounding of bio-matrix；
The pretreatment of step 1 material, it is specific as follows,
1) rice husk is prewetted and is softened: being the Bio-surface actives such as 0.1~0.5% sucrose ester or rhamnolipid with concentration
The aqueous solution and rice husk of the aqueous solution of agent or other chemically synthesized surfactants or wetting agent uniformly mix, prewet, and make
Moisture immerses rice husk tissue, or impregnates rice husk, the mass ratio of rice husk and aqueous solution (or water) with the aqueous solution or clear water of chemical fertilizer
For 1:1.15~1.4；It moistens rice husk further by 100~110 degree of water vapours and softens rice husk；
2) screw rod shearing, broken, sets the screw pitch of crusher screw rod, regulates charging rate, so that rice husk broken kernel
Spend uniform in size, diameter about 3.5~4mm reaches design requirement, and is conducive to form high temperature and pressure in crusher, screw machine
It is mechanical to can be single screw rod, twin-screw or multiscrew；Temperature of charge reaches 100~120 degree, maintains pressure 1.5~2.0 in body
A standard atmospheric pressure；
3) fast cooling depressurizes, after the cruelly prominent output body of the material after shearing-crushing by air-cooled fast cooling to 80 degree with
Under, it is instantaneously decompressed to 1 quasi- atmospheric pressure or hereinafter, makes in rice husk that vapor sharply increases, quick release is to break rice husk tissue
Iuntercellular compacted zone substance, formed micropore, that is, form the ventilating slit of matrix.
The step 2 inoculation organic matter decomposer fermentation, it is specific as follows,
The carbon-nitrogen ratio for adjusting non-wood lignin material in material is 20~35:1, and nitrogen can be ammonium sulfate, urea, amino
The nitrogenous compounds such as acid, dregs of beans or organic matter；Organic matter decomposer be saccharomycete, bacillus, actinomyces, Aspergillus fungal or with
The mixture of upper bacterial strain, inoculative proportion: rice husk mixture: zymophyte=1000:1~3.By above-mentioned microbial inoculum and nitrogen raw material and rice
Shell is uniformly mixed, and the water content for adjusting material is 50~70%.
The fermentation process of the step 2 inoculation organic matter decomposer fermentation is aerobic fermentation, material heap can be entered fermentation tank,
Or it piles item static fermentation of hiding and is supplied oxygen by mechanically or manually turning over throwing.It can be changed according to heap temperature to judge oxygen supply situation
Carry out turning, can also regular turning, guarantee to ferment under aerobic condition.In the temperature rise period of earlier fermentation, (65~70 degree, controlled
Temperature is no more than 70 degree), it, can turning oxygen supply when temperature no longer increases；After fermentation when temperature is begun to decline, Ji Ketong
Crossing turning and increasing oxygen continues fermentation, when temperature declines and stablizes close to temperature, shows fermentation ends.
Aeration tube can also be installed in fermentation tank or compost pile bottom, positive pressure is carried out by high pressure blower or negtive pressure forced supplies
Oxygen can be realized by temperature or dissolved oxygen sensor and automatically control fan operation, carry out the supply of oxygen.
The step 3 is inoculated with function microzyme secondary fermentation, specific as follows, when rice husk mixture heap temperature is stably held in 35~40
When spending, inoculation function continues fermentation 5~10 days, and when temperature is stablized at room temperature, fermentation is completed.Alternatively, in rice husk mixture
After fermentation completely while being maintained at a stationary value close to temperature (temperature is no longer raised and lowered, and), it is inoculated with certain amount
Bacillus, fungal spore etc., wherein bacillus or trichoderma fuugal spores counts are up to 106It is more than/gram matrix.
The function bacterium is bacillus licheniformis, bacillus subtilis, bacillus megaterium, bacillus amyloliquefaciens, glue
Freeze one of sample bacillus, trichoderma fungi, Paecilomyces lilacinus or several, wherein bacillus or fungal spore amount reach
106/ gram matrix.It can also (mycorhiza spore reaches 50~80/gram matrix mixing various mycorrhizal fungis after fermentation.
The compounding of step 4 matrix refers to the material that step 2 is fermented, both can be directly as crop seedling and cultivation
Matrix application；It can also be according to factors such as the acquisition complexity of various regions raw material, cost height or floristics by certain ratio
Example and the matrix raw material mixing application such as vermiculite, perlite, turf, the rice husk matrix that usual the present invention program generates can and leech
Stone, the mixing of perlite arbitrary proportion and turf can be in rice husk matrix: (i.e. rice husk ratio is not or not turf (v/v)=1~5:0~1
Lower than 20%, if rice husk will be unable to normal nursery lower than 20%) it is mixed for nursery and cultivation matrix.
This programme and the comparison of existing host material:
It take rice husk as the representative of fine and close sponge, after the broken pretreatment of screw rod shearing, physics, chemistry and life
Physical property shape superiority and inferiority is compared (table 2) with conventional host material,
Table 2 often by with the crucial characteristic index for the raw material for compounding matrix
Superiority and inferiority in terms of the present embodiment physical behavior compares:
Bulk density: the bulk density of matrix of the invention meets the index of ideal matrix between coco bran and turf, compared with vermiculite and
Perlite is more advantageous to the fixation of root system of plant；
Porosity: total porosity present treatment highest is not only above turf, coco bran organic substrate, also significantly greater than vermiculite and
Pearlite inorganic mineral have very strong ventilative and moisture holding capacity；In the ratio of ventilating slit and water holding hole, the present invention is more
It is excellent, close to 1:1, there is better venting capability than turf and coco bran, have better water retention property than perlite.In this regard,
The present invention has both the advantages of high-quality import turf and vermiculite, be can independent direct applied matrix, and other several matrix are former
Material individually cannot be applied directly substantially.
PH value: the optimum pH 5.5~6.5 of matrix, the present invention comply fully with requirement, more than the performance of natural products, and
Through the pretreated rice husk of the present invention, the pH of fermentation process has widely regulates and controls section very much.
EC value: comparing with turf, present invention EC value with higher, and it is more water-soluble to show that matrix of the invention has
Nutrient can provide more nutrients for plant；The EC value of this matrix and coco bran is close, but ion composition is different, this matrix from
Son is constituted mainly with Ca2+, Si and PO4 3-Based on, germination etc. is not influenced, and the ion in coco bran is mainly with Na+、Cl-For
Main, the necessary nutrition of non-plant is unfavorable for the physiological activities such as germination.
Biological character: plant growth is endangered without grass-seed and not plump paddy etc. in matrix of the present invention, without pythium spp and line
Worm harm, it should say it is safest matrix, this point is substantially better than turf and coco bran.Due to being vaccinated with function bacterium, in matrix
Microbiota is optimised, and is more advantageous to and is promoted plant growth, improves resistance, is that other matrix are irreplaceable.
Fermenting speed is accelerated: the compact substances fibrous material such as rice husk after pretreatment, after solving bacterium aerobic fermentation, heats up fast
Speed, reaches the highest temperature (65 degree) time advance 2 days, and highest temperature days of autonomy extends 3~5 days, and course of fermentation shortens 10~15 days,
Rice husk after pretreatment, usually in achievable fermentation in 20~25 days.And the compact substances fibrous material such as rice husk being routinely crushed
Fermentation time needs 35~40 days or longer.
Good application effect: it is control with conventional matrix (+20% perlite of+10% vermiculite of 70% turf), carries out several
Vegetable plug seedling and cucumber bag containing soilless substrate train application test.Bio-matrix either nursery, which still cultivates aspect all, to be had significantly
Promote the advantage of growth, specific as follows:
1, the bio-matrix of rice husk matrix of the invention inoculation Trichoderma applies (being detailed in the following table 3) on pepper seedling raising, peppery
Green pepper seedling plant height, blade quantity, overground part and underground part it is dry/five Index of The Healthy Seedlings of fresh weight in terms of, bio-matrix is better than conventional
Matrix, statistical analysis (t test) difference reach extremely significant level, and Hot Pepper Seedling stem thickness indicator difference is the level of signifiance, and raw
Object matrix is due to conventional substrate.
3 bio-matrix nursery of table is to pepper seedling affect trait
2, the bio-matrix of rice husk matrix of the invention inoculation bacillus subtilis microzyme secondary fermentation is imitated in tomato seedling application
Fruit (see Table 4 for details)
Compared with conventional substrate (turf+vermiculite+perlite), in five Index of The Healthy Seedlings in addition to number of blade difference it is not significant it
(but bio-matrix still grows fast Ge Ye Elderly than conventional substrate) outside, remaining four Index of The Healthy Seedlings such as plant height, stem thickness, ground
Portion does/fresh weight, underground part are fresh and dried/and shows again, and bio-matrix of the invention is all significantly higher than conventional seedbed system matrix, is demonstrated by significant
Promotion growth effect.
4 bio-matrix nursery of table is to tomato seedling affect trait
3, the bio-matrix that rice husk matrix of the invention inoculation bacillus amyloliquefaciens SQR9 bacterial strain carries out secondary fermentation exists
It is applied in cucumber hole plate seedling growth and the test of front two has similar effect (see Table 5 for details), compared with routine turf seedling medium
/ fresh weight dry compared with, bio-matrix of the invention plant height, stem thickness, overground part to cucumber seedling, underground part be dry/four strong sprouts of fresh weight
Index has significant positive-effect, is demonstrated by and promotes cucumber seedling growth.
5 bio-matrix nursery of table is to cucumber seedling affect trait
4, it is inoculated with the bio-matrix of Trichoderma and SQR bacillus amyloliquefaciens simultaneously, is packed into long * wide=60cm*30cm
In cultivating bag carry out cucumber substrate culture test, two plants of cucumber seedlings of every bag of field planting, 2200 plants per acre, with drop arrow carry out irrigate with
Nutrient solution supplement is control with turf+vermiculite+pearlite interstitial substance.The result shows that (table 6), bio-matrix is for cucumber plant height, stem
The base values of these three relationship yield of the thick and content of chlorophyll is all remarkably higher than control, while the cucumber that bio-matrix is cultivated
Leaf area is also above conventional substrate；From the point of view of effective yield, bio-matrix increases by 1400 kilograms or more compared with conventional substrate per mu yield, increases
For production amplitude up to 30%, difference is extremely significant；It is higher by 31% and 35% or more control respectively in Vc and soluble solid content, shows
Bio-matrix can not only improve cucumber yield significantly, and significant the quality for improving cucumber.
6 bio-matrix of table and generic media influence cucumber yield
Above-mentioned implementation is only a description to embodiment of the present invention, is not carried out to the spirit and scope of the present invention
It defines, without departing from the design concept of the invention, any deformation that this field other staff make present invention design
And improvement, protection scope of the present invention should all be fallen into.
Claims (7)
1. a kind of preparation method of bio-matrix caused by compact substance sponge system, which is characterized in that the method is such as
Under:
Step 1: the pretreatment of material；
Step 2: inoculation organic matter decomposer fermentation；
Step 3: inoculation function microzyme secondary fermentation；
Step 4: the compounding of matrix.
2. the preparation method of bio-matrix caused by compact substance sponge system according to claim 1, feature exist
In, the pretreatment of step 1 material is specific as follows,
1) rice husk is prewetted and is softened: being the biosurfactants such as 0.1~0.5% sucrose ester or rhamnolipid by concentration
The aqueous solution and rice husk of aqueous solution or other chemically synthesized surfactants or wetting agent uniformly mix, prewet, and make moisture
It immerses rice husk tissue, or impregnates rice husk with the aqueous solution or clear water of chemical fertilizer, the mass ratio of rice husk and aqueous solution (or water) is 1:
1.15~1.4；It moistens rice husk further by 100~110 degree of water vapours and softens rice husk；
2) screw rod shearing, broken, sets the screw pitch of crusher screw rod, regulates charging rate, so that rice husk particle size after cracking is big
Small uniformly diameter about 3.5~4mm reaches design requirement, and is conducive to form high temperature and pressure in crusher, screw machine, can be with
It is that single screw rod, twin-screw or multiscrew are mechanical；Temperature of charge reaches 100~120 degree, maintains pressure 1.5~2.0 marks in body
Quasi- atmospheric pressure.
3) fast cooling depressurizes, by air-cooled fast cooling to 80 degree after the cruelly prominent output body of the broken material of screw rod shearing
Hereinafter, being instantaneously decompressed to 1 quasi- atmospheric pressure or hereinafter, making in rice husk tissue that vapor volume increases severely and quick release is to break rice
The iuntercellular compacted zone substance of shell tissue forms micropore (ventilating slit for constituting matrix).
3. the preparation method of bio-matrix caused by compact substance sponge system according to claim 1, feature exist
In, the step 2 inoculation organic matter decomposer fermentation is specific as follows,
The non-wood quality part carbon nitrogen mass ratio for adjusting compact substance fibrous material after pretreatment is 20~35:1, nitrogen
For the nitrogenous compounds such as ammonium sulfate, urea, amino acid, dregs of beans or organic nitrogen；Organic matter decomposer is saccharomycete, gemma bar
Bacterium, actinomyces, Aspergillus fungal or the above bacterial strain mixture, inoculative proportion: rice husk (compact substance fibrous material) mixture: fermentation
Bacterium (w/w)=1000:1~3.
4. the preparation method of bio-matrix caused by compact substance sponge system according to claim 1, feature exist
In the fermentation process of the step 2 inoculation organic matter decomposer fermentation is aerobic fermentation.
5. the preparation method of bio-matrix caused by compact substance sponge system according to claim 1, feature exist
In,
The step 3 is inoculated with function microzyme secondary fermentation, specific as follows, when rice husk mixture heap temperature is stably held in 35~40 degree
When, inoculation function bacterium continues fermentation 5~10 days, and when temperature is stablized at room temperature, fermentation is completed.
6. the preparation method of bio-matrix caused by compact substance sponge system according to claim 5, feature exist
In,
The function bacterium is bacillus licheniformis, bacillus subtilis, bacillus megaterium, bacillus amyloliquefaciens, gel-shaped
One of bacillus, trichoderma fungi, Paecilomyces lilacinus are several, and wherein bacillus or fungal spore amount reach 106/
Gram matrix.
7. the preparation method of bio-matrix caused by compact substance sponge system according to claim 1, feature exist
In the step 4: the compounding of matrix is specific as follows, refers to the material that step 2 is fermented, both can directly as crop seedling and
Cultivation matrix application；One can also be pressed according to factors such as the acquisition complexity of various regions raw material, cost height or floristics
The matrix raw material such as certainty ratio and vermiculite, perlite, turf are re-dubbed composite interstitial substance application.The rice that usual the present invention program generates
Conchiolin can press rice husk matrix: turf (v/v)=1~5:0~1 with vermiculite, the mixing of perlite arbitrary proportion and turf
(i.e. rice husk ratio is not less than 20%, if rice husk will be unable to normal nursery lower than 20%) mixture is nursery and cultivation matrix.
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Cited By (2)
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| CN115486306A (en) * | 2022-09-15 | 2022-12-20 | 湖南艾布鲁环保科技股份有限公司 | Agricultural residue fiber plant-growing net and preparation method and application thereof |
| CN115735715A (en) * | 2022-10-18 | 2023-03-07 | 宁夏百新农业科技发展有限公司 | Special tomato matrix based on garden waste and preparation method thereof |
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