A kind of liquid spawn culture medium and cultural method of white beech mushroom
Technical field
The invention belongs to fungus growing technique field, more particularly to a kind of liquid spawn culture medium and the cultivation of white beech mushroom
Culture method.
Background technology
White beech mushroom is a kind of Rare edible fungus.The entire body of white beech mushroom is pure white, glittering and translucent, gives brand-new vision effect
Really;More superior, the tender and crisp fresh cunning of mushroom body in mouthfeel performance is fresh and sweet good to eat.The protein content of white beech mushroom about 21%, containing rich
Rich several amino acids, the content of nonessential amino acid is high.The production of white beech mushroom be all by being inoculated with the medium, Jin Erpei
Raising mycelia, the final production technology for harvesting product is carried out, and the poor growth of white beech mushroom typically breeds body using multistage strain
System, i.e., by one-level kind (test tube kind), two grades of kinds (triangular flask kind), three-level kinds (fermentation tank kind) and produce the culture of bottle and obtain.
The production strain of white beech mushroom includes solid spawn and liquid spawn.Liquid spawn is to use fluid medium, in biology
In fermentation tank, the edible fungus species of the liquid form produced by liquid fermentation technology, liquid spawn is by absorption liquid culture
The nutritional labeling growth of base.Compared with solid spawn, liquid spawn has:The production of hybrid seeds is fast, energetic, shorten cultivation period, cost
The advantages of reduction.
Chinese patent application 201510605945.0 discloses a kind of white beech mushroom compost, component include straw, Pedicellus et Pericarpium Trapae rattan,
Wheat bran, calcium superphosphate, potassium dihydrogen phosphate and chlorella powder etc., the composition of the compost is more complicated.
Existing conventional culture medium for cultivating is made up of following composition:Cotton seed hullss, wood flour, Testa oryzae, bean cake, Semen sojae atricolor
Skin, wheat bran, Semen Maydis powder, Calx and fine particle calcium carbonate, wherein cotton seed hullss, wood flour, Testa oryzae and wheat bran are main components.Sugar in corn cob and
Crude fiber content is higher, wherein the content about 50% of sugar, coarse-fibred content about 30%, and due to nutritious and cost is relatively low,
It is also widely used for the cultivation of edible fungi.
Due to containing some oils and fatss and aromatic substance, being unfavorable for edible mycelial growth and fruit body development in wood flour, because
This generally needs that wood flour is carried out to reuse after defat or lengthy fermentation process, causes process cycle prolongation, cost increase.Cotton
Seed shell mainly originates from the ground such as Xinjiang, originates deficienter, expensive, and pesticide residues are than more serious, therefore, cotton seed hullss are used for
The industrialized production of white beech mushroom does not meet economic and environment-friendly requirement.
Chinese crude drug can produce a large amount of Chinese medicine dregs after extraction, often go out of use.The discharge of Chinese medicine dreg is easily caused
Pollution, containing compositions such as Plant fiber, protein and polysaccharide in Chinese medicine dreg.Prior art includes to the recycling of Chinese medicine dreg
Sewage disposal, it is used as medicine, supports the mode such as mushroom.For scleroid Chinese medicine dreg, such as Radix Notoginseng medicinal residues, Radix Salviae Miltiorrhizae decoction dregs, due to difficulty
To be degraded, its application is limited, lead to not realize making full use of for medicinal residues.
The content of the invention
To solve liquid spawn culture medium and the dissatisfactory problem of culture medium for cultivating present in prior art, inventor
By lot of experiments the liquid spawn culture medium and culture medium for cultivating composition of white beech mushroom are screened and compounded, it is unforeseeable
It was found that:By adding a small amount of growth regulator, white jade mushroom strains can be made to breed quickly, strain coverage rate is high, improve spawn activity with
Disease-resistant performance.Based on above-mentioned discovery, so as to complete the present invention.
The purpose of the present invention will be further described in detail below reflect and description.
The present invention provides a kind of liquid spawn culture medium of white beech mushroom, including following component and its parts by weight:Glucose
74-78 parts, analysis for soybean powder 16-20 part, potassium dihydrogen phosphate 1-4 parts, magnesium sulfate 1-4 parts, defoamer 0.06-0.1 parts, growth regulator 3-5
Part and water 600-700 parts.
Preferably, the liquid spawn culture medium of the white beech mushroom that the present invention is provided, including following component and its parts by weight:Portugal
650 parts of 76 parts of grape sugar, 18 parts of analysis for soybean powder, 2 parts of potassium dihydrogen phosphate, 2 parts of magnesium sulfate, 0.08 part of defoamer, 4 parts of growth regulator and water.
Preferably, the growth regulator is made up of gastrodine and propylene glycol alginate sodium sulfate with 4-6: 1-3 weight ratio.
Gastrodine is also called Gastrodine, to methylol benzene-β-D pyranglucoside, its chemical formula is:C13H18O7, No. CAS
For:62499-27-8.Gastrodine is to extract to obtain from the dry root block of orchid Rhizoma Gastrodiae, and it has preferably calm and sleeping
Neurasthenia, insomnia, headache syndromes are had mitigation by effect.Propylene glycol alginate sodium sulfate is also called alginic acid the third fat sodium sulfovinate, its change
Formula is:C6H9O7Na, No. CAS is:9005-38-3.Propylene glycol alginate sodium sulfate has anticoagulation, blood fat reducing, improves the work such as microcirculation
With, it is mainly used in ischemic cerebrovascular, hyperlipidemia is also used for, also there is certain curative effect to the disease of cardiovascular system.This
Invention is screened by many experiments, and discovery will be added to by gastrodine and propylene glycol alginate sodium sulfate by the growth regulator that certain weight ratio is constituted
In existing white beech mushroom liquid spawn culture medium, the vigor of white jade mushroom liquid strain can be significantly improved, improve strain to fermentation
The adaptability of environment and follow-up planting environment.
It is highly preferred that the growth regulator is made up of gastrodine and propylene glycol alginate sodium sulfate by weight 5: 2.
Preferably, the defoamer is polyether modified polysiloxan defoaming agent, is more preferably purchased from Yantai Heng Xin chemical science and technology
The THIX-298 of company limited.
Correspondingly, present invention also offers the preparation method of the liquid spawn culture medium of white beech mushroom, comprises the steps:Claim
Glucose, analysis for soybean powder, potassium dihydrogen phosphate, magnesium sulfate and growth regulator are taken, water is added, adds defoamer, stirring and dissolving, sterilizing to obtain
To the liquid spawn culture medium of white beech mushroom.
Additionally, present invention also offers a kind of cultural method of white beech mushroom, comprises the steps:
S1 prepares liquid spawn culture medium:Weigh 74-78 parts, analysis for soybean powder 16-20 part, potassium dihydrogen phosphate 1-4 parts, magnesium sulfate
1-4 parts and growth regulator 3-5 parts, add water 600-700 parts, add defoamer 0.05-0.1 parts, stirring and dissolving to obtain liquid spawn
Culture medium;
The culture of S2 fermentation tank strains:The liquid spawn culture medium is added in fermentation tank, sterilizing, fermentation jar temperature drop
To 20-24 DEG C, white jade mushroom strains are inoculated in fermentation tank and are cultivated, aerobic culture 5-7 days under the conditions of 20-24 DEG C must ferment
Tank liquid spawn;Fermentor liquid strain Jing check it is pollution-free after, for the cultivation of subsequent production bottle;
S3 prepares culture medium for cultivating:Weigh the corn cob of 40-50 parts by weight, the Fructus Schisandrae Chinensis medicinal residues of 3-8 parts by weight,
The Radix Salviae Miltiorrhizae decoction dregs of 10-20 parts by weight and the Calx of 0.2-1 parts by weight, the temperature that total consumption 2/3 is added while stirring is 8-
15 DEG C of water, stirs 60-70min, is subsequently adding Testa oryzae, the soybean cover of 5-10 parts by weight, the 12-20 weights of 8-12 parts by weight
The wheat bran of amount number and the conch meal of 0.8-2 parts by weight, add remaining water, wet-mixing 30-40min to be planted in wet-mixing
Training culture medium, dress production bottle, sterilizing;
S4 is inoculated with the fermentor liquid strain in production bottle;
S5 mycelia culture, mycelia is covered with and after after-ripening, using steamed bread type mycelium stimulation knife mycelium stimulation fruiting;
S6 fruitings are simultaneously harvested, and obtain white beech mushroom.
Preferably, the culture of the prior Jing one-levels kind of the white jade mushroom strains and two grades of kinds, culture medium can adopt this area
Conventional medium.It is highly preferred that the liquid spawn culture medium culture one-level kind and two grades of kinds of present invention offer can be adopted.
Preferably, the water content of the culture medium for cultivating is that 63-65%, pH are 6.0-6.6.
Preferably, the particle diameter of the corn cob is 2-8mm;The Radix Salviae Miltiorrhizae decoction dregs are crushed to particle diameter Jing after bulking machine is expanded
4-6mm;The Fructus Schisandrae Chinensis medicinal residues it is size-reduced to particle diameter be 1-3mm.
Preferably, the temperature of the mycelia culture is 20-22 DEG C, and humidity is 65~75%, and gas concentration lwevel is 1000-
3500ppm。
Fructus Schisandrae Chinensis and Radix Salviae Miltiorrhizae are all the widely used medical materials of Chinese herbal medicine industry, usually obtain active component using alcohol extraction and are used as medicine,
It is remaining for medicinal residues.Jing after alcohol extraction remaining Fructus Schisandrae Chinensis medicinal residues and Radix Salviae Miltiorrhizae decoction dregs also containing substantial amounts of cellulose and lignin etc. into
Point, additionally containing nutritional labelings such as a small amount of protein, polysaccharide, due to the quality of Radix Salviae Miltiorrhizae it is hard, it is difficult to be degraded, so as to limit
Its application is made.The present invention by by Radix Salviae Miltiorrhizae decoction dregs carry out it is expanded after be crushed to particle diameter for 4-6mm, destroy few fibers composition
Structure, make fibre composition loosely organized and be easy to the utilization that is degraded;Additionally, by Fructus Schisandrae Chinensis medicinal residues it is size-reduced to particle diameter be 1-
3mm, by the control to corn cob, Radix Salviae Miltiorrhizae decoction dregs and Fructus Schisandrae Chinensis medicinal residues particle diameter, realizes the optimization of culture medium for cultivating structure, changes
The permeability of culture medium for cultivating has been apt to it, the alimentation and growth beneficial to white beech mushroom.
Because the mass percent of corn cob is high, if particle diameter is too big, bottle weight can be caused partially light, charge level when causing mycelium stimulation
Out-of-flatness;If particle diameter is too little, bottle can be caused to lay particular stress on again, culture medium for cultivating structure is excessively fine and close, is unfavorable for the growth of mycelia.
The quality of wheat bran is loose, and the elasticity for culture medium provides effectively combination, improves the breathability of mycelia, adding by wheat bran
Plus, the consumption of Testa oryzae is reduced, the cost of raw material is further reduced.About 900-1000 yuan/ton of the price of wheat bran, and Testa oryzae
About 2500-3000 yuan/ton of price, about 1500-2000 yuan/ton of the price of wheat bran.
Compared with prior art, the invention has the beneficial effects as follows:By adding a small amount of helping in liquid spawn culture medium
Long agent, can be such that white jade mushroom strains breed quickly, and strain coverage rate is high, significantly improves spawn activity and disease-resistant performance, to spider web disease
With good resistivity.The cultural method of the white beech mushroom that the present invention is provided is simple, low cost, by liquid spawn culture medium
It is harmful with culture medium for cultivating, cultivation period is shortened, the white beech mushroom yield that cultivation is obtained is high, quality is good, in good taste, antibiotic property
Can be good.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail.
The liquid spawn culture medium of the white beech mushroom of embodiment one
The liquid spawn culture medium of white beech mushroom, including following component and its parts by weight:76 parts of glucose, analysis for soybean powder 18
Part, 2 parts of potassium dihydrogen phosphate, 2 parts of magnesium sulfate, 0.08 part of defoamer THIX-298,4 parts of growth regulator and 650 parts of water.Growth regulator by
Gastrodine and propylene glycol alginate sodium sulfate are with 5: 2 weight than composition.
Preparation method:Glucose, analysis for soybean powder, potassium dihydrogen phosphate, magnesium sulfate and growth regulator are weighed, water is added, froth breaking is added
Agent, stirring and dissolving, sterilizing obtains the liquid spawn culture medium of white beech mushroom.
The liquid spawn culture medium of the white beech mushroom of embodiment two
The liquid spawn culture medium of white beech mushroom, including following component and its parts by weight:78 parts of glucose, analysis for soybean powder 20
Part, 4 parts of potassium dihydrogen phosphate, 3 parts of magnesium sulfate, 0.1 part of defoamer THIX-298,5 parts of growth regulator and 700 parts of water.Growth regulator is by day
Numb element and propylene glycol alginate sodium sulfate are with 3: 1 weight than composition.
Preparation method is with embodiment one.
The liquid spawn culture medium of the white beech mushroom of embodiment three
The liquid spawn culture medium of white beech mushroom, including following component and its parts by weight:74 parts of glucose, analysis for soybean powder 16
Part, 2 parts of potassium dihydrogen phosphate, 2 parts of magnesium sulfate, 0.08 part of defoamer THIX-298,3 parts of growth regulator and 600 parts of water.Growth regulator by
Gastrodine and propylene glycol alginate sodium sulfate are with 5: 2 weight than composition.
Preparation method is with embodiment one.
The liquid spawn culture medium of the white beech mushroom of comparative example 1
The liquid spawn culture medium of white beech mushroom, including following component and its parts by weight:76 parts of glucose, analysis for soybean powder 18
Part, 2 parts of potassium dihydrogen phosphate, 2 parts of magnesium sulfate, 0.08 part of defoamer THIX-298,4 parts of growth regulator and 650 parts of water.Growth regulator is
Gastrodine.
The liquid spawn culture medium of the white beech mushroom of comparative example 2
The liquid spawn culture medium of white beech mushroom, including following component and its parts by weight:76 parts of glucose, analysis for soybean powder 18
Part, 2 parts of potassium dihydrogen phosphate, 2 parts of magnesium sulfate, 0.08 part of defoamer THIX-298,4 parts of growth regulator and 650 parts of water.Growth regulator is
Propylene glycol alginate sodium sulfate.
The liquid spawn culture medium of the white beech mushroom of comparative example 3
The liquid spawn culture medium of white beech mushroom, including following component and its parts by weight:76 parts of glucose, analysis for soybean powder 18
Part, 2 parts of potassium dihydrogen phosphate, 2 parts of magnesium sulfate, 0.08 part of defoamer THIX-298,4 parts of growth regulator and 650 parts of water.Growth regulator by
Gastrodine and propylene glycol alginate sodium sulfate are with 1: 1 weight than composition.
The cultivation of example IV white beech mushroom
Prepare the liquid spawn culture medium of embodiment one;
The culture of fermentation tank strain:The liquid spawn culture medium of embodiment one is added in fermentation tank, sterilizing, fermentation tank temperature
Degree is down to 22 DEG C, the white jade mushroom strains of bis- grades of kind cultures of Jing is inoculated in fermentation tank and is cultivated, the aerobic culture 6 under the conditions of 22 DEG C
My god, fermentor liquid strain is obtained, it is pollution-free after testing, reach the condition for the cultivation of subsequent production bottle;
Prepare culture medium for cultivating:Weigh corn cob, the Fructus Schisandrae Chinensis medicinal residues of 5 parts by weight, 15 weight portions of 45 parts by weight
Several Radix Salviae Miltiorrhizae decoction dregs and the Calx of 0.5 parts by weight, the temperature that total consumption 2/3 is added while stirring is 10 DEG C of water, stirring
60min, is subsequently adding Testa oryzae, the soybean cover of 7 parts by weight, the wheat bran of 16 parts by weight and 1.5 weight portions of 10 parts by weight
Several conch meals, adds remaining water, wet-mixing 30min to obtain culture medium in wet-mixing, bottling, sterilizing;The water content of culture medium
It is 6.2 for 64%, pH.The particle diameter of the corn cob is 2-8mm;The Radix Salviae Miltiorrhizae decoction dregs are crushed to particle diameter Jing after bulking machine is expanded
4-6mm;The Fructus Schisandrae Chinensis medicinal residues it is size-reduced to particle diameter be 1-3mm;
Inoculation white jade mushroom strains:It is inoculated with using liquid inoculator, using the culture bottle (making a call to three holes) of 850ml, inoculum concentration is:
20mL/ bottles, inoculation temperature is 20 DEG C;
Mycelia culture:Temperature is 20 DEG C, and humidity is 68%, and gas concentration lwevel is 2000~3000ppm, cultivates 28 days bacterium
The full bottle of filament length, then through the after-ripening of 42 days, mycelia switched to khaki;
Mycelium stimulation:Mycelia is covered with and after after-ripening, using steamed bread type mycelium stimulation knife mycelium stimulation fruiting, strain central authorities is gently pressed with recessed ware
Under, while surrounding is scratched;
Fruiting is simultaneously harvested, and obtains white beech mushroom.The yield of per bottle of production bottle is 202.4g, and cap is not deployed, a diameter of
1.6cm, lamella, stem white, mushroom shape is neat, and stem is sturdy, tall and straight, is highly 9cm, and free from admixture goes mouldy.To in white beech mushroom
The content of arsenic, lead, hydrargyrum etc. detected, meets the rule of GB 7096-2014 (national food safety standard edible fungi and its product)
Fixed, safety is good.
The cultivation of the white beech mushroom of comparative example 4
With differing only in for example IV:In the step of preparing culture medium for cultivating, the Fructus Schisandrae Chinensis of 10 parts by weight are weighed
The Radix Salviae Miltiorrhizae decoction dregs of medicinal residues, 10 parts by weight.That is, the weight ratio of Fructus Schisandrae Chinensis medicinal residues and Radix Salviae Miltiorrhizae decoction dregs becomes 1: 1 by 1: 5.
Experiment in cultivation example
Example one, embodiment two, comparative example 1, comparative example 2 and liquid spawn culture medium difference obtained in comparative example 3
It is inoculated with and is cultivated by the same terms in example IV, as corresponding test group, and using comparative example 4 as cultivation culture
Four groups of the comparative example of base, is compared, as a result as shown in table 1 to the culture effect of white beech mushroom.
The cultivation effect of the different condition of culture of table 1
As known from Table 1, the present invention is provided liquid spawn culture medium and culture medium for cultivating are beneficial to the fast-growth of white beech mushroom,
Under the same terms, it is 6 days that one group of embodiment reaches the fermented bacterium cultivation cycle of production bottle cultivation condition, hence it is evident that than comparative example 1
3 groups of group, 2 groups of comparative example and comparative example are shorter, and the cultivation period of production bottle also significantly shortens, and improve yield, product
It is in good taste.The cultivation effect that one group of embodiment is optimal, therefore embodiment one is highly preferred embodiment of the present invention.
Additionally, spider web disease incidence rate of the present invention also to different tests group under the same conditions is counted, as a result such as
Shown in table 2.Spider web disease incidence rate=have sporophore sum/whole sporophore of scab total.As known from Table 2, the present invention is implemented
Liquid spawn culture medium obtained in example one, for the culture of white jade mushroom strains, can significantly improve the resistivity to spider web disease, send out
Sick rate is significantly reduced.
The white jade massee fruiting bodies spider web disease incidence rate of the different cultivation conditions of table 2
Group |
Spider web disease incidence rate (%) |
One group of embodiment |
1.5 |
Two groups of embodiment |
1.9 |
1 group of comparative example |
15.2 |
2 groups of comparative example |
12.7 |
3 groups of comparative example |
10.5 |
4 groups of comparative example |
5.8 |
Above content is to combine specific preferred implementation further description made for the present invention, it is impossible to assert
The present invention be embodied as be confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of without departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the present invention's
Protection domain.