CN106561423A - Fermented jerusalem artichoke straw for soilless culture, and composite medium of fermentative jerusalem artichoke straw - Google Patents

Fermented jerusalem artichoke straw for soilless culture, and composite medium of fermentative jerusalem artichoke straw Download PDF

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Publication number
CN106561423A
CN106561423A CN201610889979.1A CN201610889979A CN106561423A CN 106561423 A CN106561423 A CN 106561423A CN 201610889979 A CN201610889979 A CN 201610889979A CN 106561423 A CN106561423 A CN 106561423A
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China
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jerusalem artichoke
stalk
fermentation
artichoke stalk
heap
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Inventor
刘明池
赵孟良
季延海
武占会
钟启文
杜中平
李莉
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Vegetable Research Center Beijing Academy Of Agricultural & Forestry Sciences
Gardening Research Institute Of Qinghai Agriculture And Forestry Academy Of Sciences
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Vegetable Research Center Beijing Academy Of Agricultural & Forestry Sciences
Gardening Research Institute Of Qinghai Agriculture And Forestry Academy Of Sciences
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Priority to CN201610889979.1A priority Critical patent/CN106561423A/en
Publication of CN106561423A publication Critical patent/CN106561423A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G24/00Growth substrates; Culture media; Apparatus or methods therefor
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/20Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
    • Y02P60/21Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures

Abstract

The invention relates to a fermented jerusalem artichoke straw for soilless culture, and the fermentative jerusalem artichoke straw is prepared through the following method, wherein the method comprises the steps: 1), carrying out the natural withering of the jerusalem artichoke straw, smashing the jerusalem artichoke straw till the length is from 3 cm to 6 cm, stacking the smashed jerusalem artichoke straws, uniformly adding adjustment liquid with a leavening agent to the jerusalem artichoke straw stack, adjusting the content of water in the jerusalem artichoke straw stack to 50%-60%, and obtaining an to-be-fermented, wherein C/N is 25-35:1; 2), carrying out the fermentation of the to-be-fermented jerusalem artichoke straw stack for 45-50 days under the room temperature, and obtaining the fermented jerusalem artichoke straw. According to the invention, the fermented jerusalem artichoke straw cooperates with turf and vermiculite, thereby obtaining a soilless culture medium with the void ratio being more beneficial for the growth of vegetables, bringing a good root environment for the growth of roots. Moreover, compared with a composite medium which just contains turf and vermiculite, the medium can improve the health of vegetable seedlings, improves the anti-disease capability of the vegetable seedlings, and improving the yield.

Description

A kind of fermentation jerusalem artichoke stalk and its composite interstitial substance for soilless culture
Technical field
The present invention relates to soilless culture substrate technical field, and in particular to a kind of compound cultivation for being added with fermentation jerusalem artichoke stalk Training matrix.
Background technology
China is industrialized agriculture big producing country, and from the point of view of area and yield, china's greenhouse agriculture ranks world prostatitis (to be opened Shake etc., 2015;Zhao Cuiying etc., 2015).But, the managers such as the big fertilizer of flood are occurred in that during China's Facility Agriculture Development Formula, which results in facility agricultural soil cultivation and has that continuous cropping obstacle, soil secondary salinization, Supply and demand of nutrient be unbalanced, pest and disease damage The shortcomings of being difficult to preventing and treating (field Jilin;Filoplume).Soilless culture is advanced technology widely used in world's industrialized agriculture, with keeping away Many advantages, such as exempting from the controllability of soil-borne disease insect pest and continuous cropping obstacle, water-saving fertilizer-saving and production, it has also become development is nuisanceless green Reliable approach (the Guo Shirong of color vegetables production;Liu Jing;Pan Kai) soilless culture more than 90% at present in the world is to adopt matrix Cultivation;In soilless culture substrate, countries in the world generally believe that turf is one of best medium, and it has improved soil, granule Structure is good, the content of organic matter is high, cation exchange capacity (CEC) is big, fiber content is abundant, retain water and nutrients ability strong, and plant pathogen infects Few the advantages of, be the usual ingredients of vegetable seedling substrate and soilless culture substrate.And turf is non-renewable in a short time, resource is tight Lack, overusing can destroy ecological environment, purchase cost more and more higher.Most of soilless culture substrate researchs at present concentrate on examination Turf, such as mushroom residue composite interstitial substance, coconut palm health case fibre, sawdust, cow dung are substituted with new material, but because of region limitation, different bases The shortcomings of matter physicochemical property is unstable, turf consumption is still more in mixed-matrix.China's soilless culture Light media material is normal Using turf, vermiculite volume ratio 1:1, also having use on a small quantity turf, vermiculite, perlite volume ratio 1:1:1 used as mixed-matrix, makes Have the shortcomings that during feed flow that poor air permeability, moisture content be higher and turf consumption is big, high cost with during.
At present, each state is all in the research for carrying out turf/rock wool substitute, such as Israel's cow dung and treaster, Britain's use Coir etc. obtain good result (Hardreck K.A, 1993;Meerow A.W, 1994).Study on Wang Xin right sides et al. With the maize straw of fermentation maturity and cow dung as main component, and compound the base starting materials such as turf, vermiculite, slag ash to daylight The impact of greenhouse cucumber, as a result shows stalk: cow dung: turf: vermiculite: river sand=2: the cucumber yields of 3.5: 1: 1: 2.5 formulas, Knot melon number and the equal highest of fresh and dried quality.
Jerusalem artichoke (Helionthustuborosus L.) is also known as Jerusalem artichoke, composite family, Helianthus, herbaceos perennial (marquis Complete just Li Li etc., 2004).In recent years, jerusalem artichoke food ingredient (Chen Xiong etc., 2006;Hennelly P.J etc., 2006), biological Technology (Wang Pengdong etc., 2004), desertification ecological management (deer day pavilion etc., 2007), biomass energy (Ma Jiajin etc., 2004) etc. Aspect is provided with extensive research and applies.With the development and extensively plantation of jerusalem artichoke industry, in recent years, with regard to jerusalem artichoke stem tuber Comprehensive exploitation and the research that utilizes it is more but less for the comprehensive utilization correlative study of the stalk after harvesting.Jerusalem artichoke salt resistance Alkalescence and strong stress resistance, can be used for desertification ecological management, the alternative turf non-renewable resources of comprehensive utilization of stalk resource. Application technology of the present invention research jerusalem artichoke stalk in soilless culture substrate, screens suitably matching somebody with somebody for jerusalem artichoke fermented stalk composite interstitial substance Than exploring the approach that jerusalem artichoke fermented stalk part substitutes the narrow resources such as turf.
The content of the invention
It is an object of the invention to provide a kind of fermentation jerusalem artichoke stalk for soilless culture, the fermentation jerusalem artichoke stalk is by such as Lower section method is prepared from:
1) by jerusalem artichoke stalk natural air drying, it is 3~6cm to be crushed to length, and composting uniformly adds in the stalk heap after composting Plus the regulation liquid of leavening is mixed with, it is 25~35 that the water content for adjusting the jerusalem artichoke stalk heap is 50~60%, C/N:1, must treat Fermentation jerusalem artichoke stalk heap;
2) the jerusalem artichoke stalk heap to be fermented is carried out at room temperature fermentation 45~50 days, must ferment jerusalem artichoke stalk.
Jerusalem artichoke stalk is processed in this way, a kind of soilless culture substrate of suitable vegetable growth is obtained, Soilless culture substrate for vegetables provides more selections.
In the present invention, preferably the leavening is that debirs zymophyte is bent, and this debirs zymophyte song is by various Microorganism compound criteria is formed, and living bacteria count amount >=200,000,000/gram, the leavening more than this microbe species and quantity is more suitable for In the abundant fermentation of the high material of this organic matter of jerusalem artichoke, cellulose equal size.
In the present invention, the bent addition of preferably described debirs zymophyte is the stalk heap gross mass after the composting 0.4~0.5%.Under this addition, you can realize fully fermentation, will not also cause to ferment because of leavening excessive addition In journey temperature it is too high and affect ferment effect.
In the present invention, the preferably described aqueous solution for adjusting liquid for urea.Composition in jerusalem artichoke stalk is mainly cellulose family, Nitrogen content is not enough, is unsuitable for the growth fermentation of microorganism, suitable proportion urea (containing N 46%) is added, to adjust crushing straw thing C/N=25~35 of material:1, the temperature of fermentation can be improved, improve ferment effect.
In the present invention, the water content in stalk heap is kept to be 50~60% in preferred sweat, turning 2 during fermentation~ 3 times.
In the present invention, the preferred step 1) concrete operations be, by jerusalem artichoke stalk natural air drying, to be crushed to length for 3 ~6cm, successively stacks according to the thickness of 15~20cm, often stacks one layer of crushing straw, and uniform sprinkling is mixed with the regulation of leavening Liquid, it is 25~35 that the water content for adjusting the jerusalem artichoke stalk heap is 50~60%, C/N:1, to total height of the jerusalem artichoke stalk heap Spend for 1.0~1.2m, floor space is 1~2m2, in its surface plastic covering cloth, obtain jerusalem artichoke stalk heap to be fermented.Pressed 15~ The thickness of 20cm is successively stacked, and is successively spilled into leavening and nutrient solution, can easier mode make zymotic fluid and jerusalem artichoke straw Stalk is sufficiently mixed, and further, it is 1.0~1.2m that the jerusalem artichoke stalk is stacked for height, and floor space is 1~2m2, Under this volume, can both ensure fully to be radiated in sweat, fermentation speed will not be also affected because radiating rate is too fast Degree, in its surface plastic covering cloth, can play a part of heat and moisture preserving, it is ensured that fermentation is carried out in the state of optimal.
It is another object of the present invention to protect the soiless cultivation compound substrate for including herein described fermentation jerusalem artichoke stalk. If jerusalem artichoke stalk is separately as the culture matrix of soilless culture, there is that volume mass is less than normal, size void ratio is bigger than normal, so as to affect Problem of the generation and root system of crop root to the absorption of liquid manure, and composite interstitial substance is made into after mixing with other matrix can be solved State problem.
Preferably, it is that based on 100 parts, the composite interstitial substance of the soilless culture includes fermentation jerusalem artichoke stalk 20~40 by cumulative volume Part, 40~50 parts of turf, 20~30 parts of vermiculite.It is the effect for ensureing cultivation in prior art, using turf and other cultures Matrix mixing after as matrix during, it will usually using 65~70% turf, there is a problem of that production cost is high;Application People has found, in turf with perlitic culture matrix, with fermentation jerusalem artichoke stalk part turf is substituted, with only using turf and treasure Pearl petrofacies ratio, resulting mixed culture matrix unit weight is relatively low, and quality is more loose, and the moisture holding capacity of matrix is larger, void ratio It is more reasonable, and the stable performance of matrix in the course of cultivation, its final physicochemical property is even better than only using turf and treasure The culture matrix of Zhu Yan.On the other hand, with after other fermentations in acid crops compared with, such as rape stalk, wheat stalk or Mushroom residue, in alkalescence after jerusalem artichoke stalk fermentation, its part is substituted after turf, and the composite medium quality of gained, can also in alkalescence Rhizosphere insect is prevented and treated to a certain extent.Further, inventor's discovery both will not in the case where addition is 20~40% Cause jerusalem artichoke stalk to have an effect because addition is very few, complex medium also will not be affected because addition is excessive Quality.
Preferably, the fermentation jerusalem artichoke stalk for preparing the composite interstitial substance is directed to, wherein jerusalem artichoke stalk pH is 7.3~7.5, The content of organic matter 25~30%, protein content 2.5~2.8%, fat content 1.5~2.0%, crude fiber content 48~ 52%.The jerusalem artichoke stalk of above-mentioned nutrition content is selected, the nutrition content and physics and chemistry of the matrix of gained after its fermentation After matter coordinates with turf and vermiculite, the growth of vegetables is more beneficial for.
It is further preferred, it is that based on 100 parts, the composite interstitial substance of the soilless culture includes fermentation jerusalem artichoke stalk by cumulative volume 20 parts, 50 parts of turf, 30 parts of vermiculite.
Further, fermentation jerusalem artichoke stalk described herein and its composite interstitial substance are applied to vegetable growing.
It is further preferred, a kind of soiless cultivation compound substrate for cultivating tomato, including 20 parts of fermentation jerusalem artichoke stalk, 50 parts of turf, 30 parts of vermiculite.
Fermentation jerusalem artichoke stalk of the present invention has the advantages that:
1) fermentation jerusalem artichoke stalk of the present invention, with certain machine capability and water holding gas-holding ability, with more closing The ventilating slit ratio of reason, simultaneously containing more comprehensive nutrient content, can be used as a kind of nutrient matrix of vegetable soilless culture Constituent;And jerusalem artichoke saline-alkali tolerance and strong stress resistance, can be used for desertification ecological management, the comprehensive utilization of stalk resource can Substitute turf non-renewable resources.As the matrix of soilless culture after being fermented, resource utilization is improve, there is certain Energy-conserving and environment-protective meaning;
2) further, the present invention have studied the composite medium quality containing this fermentation jerusalem artichoke stalk, crop fermentation chrysanthemum There is the deficiency of physical behavior when taro stalk is separately as soilless culture substrate, the volume mass for showing as fermented stalk is less than normal, Size void ratio is bigger than normal, so as to affect the absorption of the generation and root system of crop root to liquid manure.The present invention by fermented stalk with Turf, vermiculite are assembled so that the physicochemical property of composite interstitial substance met the demand of vegetable soilless culture matrix, even better than grass The combination of charcoal and vermiculite, the growth for root system provides good rhizospheric environment.
3) composite interstitial substance of the present invention, both can provide enough nutriments for vegetables, it is ensured that the health of vegetables is raw It is long, and with only comparing with the composite interstitial substance of vermiculite containing turf, the robustness of vegetable plant strain can be improved, improve vegetable plant strain Resistance against diseases, reduce vegetables disease, further improve its yield.The present invention is obtained using described composite interstitial substance culture Vegetables, the content of effective nutrient content therein is higher, more rationally.
Specific embodiment
Following examples are used to illustrate the present invention, but are not limited to the scope of the present invention.
Jerusalem artichoke stalk used in embodiment is the residue after harvesting ripe jerusalem artichoke.
The debirs zymophyte song is formed by multiple-microorganism compound criteria, living bacteria count amount >=200,000,000/gram, Purchased from Beijing Jingpuyuan Bio-engineering Co., Ltd..
Embodiment 1
The present embodiment is related to a kind of preparation method of fermentation jerusalem artichoke stalk, comprises the steps:
1) the jerusalem artichoke stalk after air-drying is crushed to 3~6cm centimetre with poultry crushing machine, according to the thickness successively heap of 15cm Put, often stack one layer of stalk, uniformly sprinkle into the regulation liquid for being mixed with leavening, the water content of the regulation jerusalem artichoke stalk heap is 50%, C/N are 25:1, the total height to the jerusalem artichoke stalk heap is 1.0m, in its surface plastic covering film, obtains jerusalem artichoke to be fermented Stalk heap;
2) bank up fermentation 45 days, it is 50% to keep moisture by moisturizing during fermentation, 2 are carried out depending on humiture situation~ 3 turnings.
The leavening is that debirs zymophyte is bent, and its addition is jerusalem artichoke stalk gross mass after described air-drying 0.4%;
The aqueous solution that liquid is adjusted for urea.
The stalk for being used is the stalk that gained is air-dried after jerusalem artichoke results, and its pH is 7.34, the content of organic matter 28.8%, egg White matter 2.64%, fat 1.72%, crude fibre 50.22%.
Embodiment 2
The present embodiment is related to a kind of preparation method of fermentation jerusalem artichoke stalk, comprises the steps:
1) jerusalem artichoke stalk is crushed to into 3~6cm centimetre with poultry crushing machine, is successively stacked according to the thickness of 20cm, per heap One layer of stalk is put, is uniformly sprinkled into the regulation liquid for being mixed with leavening, the water content of the regulation jerusalem artichoke stalk heap is for 60%, C/N 35:1, the total height to the jerusalem artichoke stalk heap is 1.2m, in its surface plastic covering film, obtains jerusalem artichoke stalk heap to be fermented;
2) bank up fermentation 50 days, it is 60% to keep moisture by moisturizing during fermentation, 2 are carried out depending on humiture situation~ 3 turnings.
The leavening is that debirs zymophyte is bent, and its addition is jerusalem artichoke stalk gross mass after described air-drying 0.5%;
The aqueous solution that liquid is adjusted for urea.
The stalk for being used is the stalk that gained is air-dried after jerusalem artichoke results, and its pH is 7.2, the content of organic matter 25%, albumen Matter 2.5%, fat 1.5%, crude fibre 48%.
Embodiment 3
The present embodiment is related to a kind of preparation method of fermentation jerusalem artichoke stalk, comprises the steps:
1) jerusalem artichoke stalk is crushed to into 3~6cm centimetre with poultry crushing machine, is successively stacked according to the thickness of 20cm, per heap One layer of stalk is put, is uniformly sprinkled into the regulation liquid for being mixed with leavening, the water content of the regulation jerusalem artichoke stalk heap is for 55%, C/N 30:1, the total height to the jerusalem artichoke stalk heap is 1.0~1.2m, in its surface plastic covering film, obtains jerusalem artichoke stalk to be fermented Heap;
2) bank up fermentation 50 days, it is 55% to keep moisture by moisturizing during fermentation, 2 are carried out depending on humiture situation~ 3 turnings.
The leavening is that debirs zymophyte is bent, and its addition is jerusalem artichoke stalk gross mass after described air-drying 0.5%;
The aqueous solution that liquid is adjusted for urea.
The stalk for being used is the stalk that gained is air-dried after jerusalem artichoke results, and its pH is 7.5, the content of organic matter 30%, albumen Matter 2.8%, fat 2.0%, crude fibre 52%.
Embodiment 4
The present embodiment is related to a kind of soilless culture mixed-matrix for cultivating vegetables, including the fermentation described in embodiment 1 Jerusalem artichoke stalk 2L, turf 5L, vermiculite 3L.
Embodiment 5
The present embodiment is related to a kind of soilless culture mixed-matrix for cultivating vegetables, including the fermentation described in embodiment 2 Jerusalem artichoke stalk 2L, turf 5L, vermiculite 3L.
Embodiment 7
The present embodiment is related to a kind of soilless culture mixed-matrix for cultivating vegetables, including the fermentation described in embodiment 1 Jerusalem artichoke stalk 4L, turf 4L, vermiculite 2L.
Comparative example 1
The present embodiment is related to a kind of soilless culture mixed-matrix for cultivating vegetables, and compared with Example 4, its difference exists In, not including fermentation jerusalem artichoke stalk, including turf 7L, vermiculite 3L.
Comparative example 2
The present embodiment is related to a kind of soilless culture mixed-matrix for cultivating vegetables, including the fermentation described in embodiment 1 Jerusalem artichoke stalk 6L, turf 3L, vermiculite 2L.
Experimental example
Tomato is cultivated using the composite interstitial substance of embodiment 1~3 and the composite interstitial substance of comparative example 1~2.
1 test material
Test the closed groove researched and developed using vegetables center and train system, from jerusalem artichoke stalk, turf, leech after fermentation of becoming thoroughly decomposed Masonry is matrix, and tomato variety is " good harvest " of Dutch Rake Si Wang companies.
1.2 experimental design
Each cultivation bed puts 10L matrix, and test is whole to pour tomato special nutrient fluid.
1.3 determine project and method
Tomato growth index:Incidence, plant height, stem are thick, total dry weight, single-strain fresh weight, yield;
Tomato Quality:Vc, soluble solid, titratable acid, soluble sugar.
The analyzing and processing that data analysis is carried out using Excel2010 and SPSS17.0 DAS.
Disease-resistant situation such as table 1 of the tomato plant that experiment is measured to yellow mosaic virus:
Disease scale 0 2 3 4 5 Total strain number Disease index
Embodiment 1 6 13 22 1 0 42 1.98
Embodiment 2 5 15 21 4 1 46 2.15
Embodiment 3 6 8 25 6 0 45 2.37
Comparative example 1 0 0 19 22 9 50 3.8
Comparative example 2 5 4 24 9 0 42 2.67
Disease scale in upper table is as follows:
0 indicates without any symptom
Slightly move back green between 2 expression middle and lower part blade veins
3 expression middle and lower part blades substantially move back green, and vein is dark green
Incidence of leaf moves back greenish-yellowization, rolls up on leaf margin, and blade occurs reddish brown
4 represent color fleck
5 represent that blade dries up, and whole strain is dead
As can be seen from the above table, 20~40% fermentation jerusalem artichoke stalk is added in composite medium quality, tomato can be improved The resistance against diseases of plant pair yellow mosaic virus, if without or addition it is incorrect, its disease resistance can accordingly weaken.
Experiment measures the data such as table 2 of thick tomato plant height, stem when growing to 75 days, total dry weight and single-strain fresh weight:
By data above as can be seen that using be mixed with fermentation jerusalem artichoke stalk mixed-matrix, the plant height of gained tomato plant, Stem is thick, total dry weight, single-strain fresh weight and yield are significantly better than that the culture medium for only using turf and vermiculite, in the measure of yield Cheng Zhong, is plucked in three times, carries out determination of yield three times, and its effect is superior to comparative example in three continuous modes, and with If the addition that upper data can be seen that fermentation jerusalem artichoke stalk is excessive, its effect is even not as only using the training of turf and vermiculite Foster base.
The content of Vc, soluble solid, titratable acid and soluble sugar such as table 3 in tomato:
As can be seen from the above table, using composite interstitial substance described herein, the quality of gained tomato is also more prominent.
To sum up, fermentation jerusalem artichoke stalk described herein, can partly substitute turf, there is provided a kind of new compound criteria Base, reduces the cost of culture medium;And the appropriate fermentation jerusalem artichoke straw medium of addition, its physicochemical property and the training to vegetables Foster effect be better than it is traditional only use turf and perlitic culture medium, the disease resistance of gained tomato plant, plant height, stem are slightly produced Amount etc. is significantly improved.
Although above having used general explanation, specific embodiment and test, the present invention is made to retouch in detail State, but on the basis of the present invention, it can be made some modifications or improvements, this is to those skilled in the art apparent 's.Therefore, these modifications or improvements without departing from theon the basis of the spirit of the present invention, belong to claimed Scope.

Claims (9)

1. a kind of fermentation jerusalem artichoke stalk for soilless culture, it is characterised in that the fermentation jerusalem artichoke stalk is made by the following method It is standby to form:
1) by jerusalem artichoke stalk natural air drying, it is 3~6cm to be crushed to length, and composting, the uniform addition in the stalk heap after composting is mixed There is the regulation liquid of leavening, it is 25~35 that the water content for adjusting the jerusalem artichoke stalk heap is 50~60%, C/N:1, must wait to ferment Jerusalem artichoke stalk heap;
2) the jerusalem artichoke stalk heap to be fermented is carried out at room temperature fermentation 45~50 days, must ferment jerusalem artichoke stalk.
2. it is according to claim 1 fermentation jerusalem artichoke stalk, it is characterised in that the leavening be debirs zymophyte It is bent.
3. fermentation jerusalem artichoke stalk according to claim 2, it is characterised in that the bent addition of the debirs zymophyte For 0.4~0.5% of the stalk heap gross mass after the composting.
4. the fermentation jerusalem artichoke stalk according to claim 1 or 3, it is characterised in that the regulation liquid for urea the aqueous solution.
5. it is according to claim 1 fermentation jerusalem artichoke stalk, it is characterised in that in sweat keep stalk heap water content For 50~60%, turning 2~3 times during fermentation.
6. the fermentation jerusalem artichoke stalk according to any one of Claims 1 to 5, it is characterised in that the step 1) concrete behaviour As by jerusalem artichoke stalk natural air drying, it is 3~6cm to be crushed to length, is successively stacked according to the thickness of 15~20cm, is often stacked One layer of crushing straw, is uniformly spilled into the regulation liquid for being mixed with leavening, and the water content for adjusting the jerusalem artichoke stalk heap is 50~60%, C/N is 25~35:1, the total height to the jerusalem artichoke stalk heap is 1.0~1.2m, and floor space is 1~2m2, cover on its surface Plastic foil, obtains jerusalem artichoke stalk heap to be fermented.
7. it is a kind of including described in any one of claim 1~6 ferment jerusalem artichoke stalk soiless cultivation compound substrate.
8. composite interstitial substance according to claim 7, it is characterised in that by cumulative volume be based on 100 parts, including fermentation chrysanthemum 20~40 parts of taro stalk, 40~50 parts of turf, 20~30 parts of vermiculite.
9. the composite interstitial substance according to claim 7 or 8, it is characterised in that the pH of the jerusalem artichoke stalk is 7.3~7.5, is had Machine matter content is 25~30%, and protein content is 2.5~2.8%, and fat content is 1.5~2.0%, and crude fiber content is 48 ~52%.
CN201610889979.1A 2016-10-12 2016-10-12 Fermented jerusalem artichoke straw for soilless culture, and composite medium of fermentative jerusalem artichoke straw Pending CN106561423A (en)

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