A method of improving agaricus bisporus yield using needle mushroom dreg
Technical field
The present invention relates to a kind of methods improving agaricus bisporus yield using needle mushroom dreg, belong to edible fungus technology neck
Domain.
Background technology
Agaricus bisporus be in the world artificial cultivation most extensively, the rotten type edible mushroom of the maximum grass of total output highest, consumption figure,
It is the mushroom class that China's cultivated area is larger and foreign exchange earning is most, rich in a variety of amino acid, vitamin etc., full of nutrition, taste
It is delicious.Currently, the yield of China's factory culture agaricus bisporus is 22~28kg/m2, constant in culture material dosage, cover soil material
In the case of, yield room for promotion is limited.Earthing is the necessary condition of agaricus bisporus fruiting, agaricus bisporus through certain in soil slightly
The stimulation ability fruiting of the biological and chemical factor, therefore the quality of earthing directly determines yield, this is that agaricus bisporus is made to increase production
The key breakthrough points.
China is maximum Edible Fungi state in the world, and edible mushroom annual output reaches 31,700,000 tons within 2013, accounts for the world
70% or more of total output generates about more than 2,000 ten thousand tons of dry bacteria residue, enormous amount.Edible fungi residue refers to that Edible Fungi terminates
Remaining afterwards includes mycelial compost, and in China, the recycling problem of edible fungi residue is never solved well
Certainly, bacteria residue year comprehensive utilization ratio is relatively low, and most of bacteria residue is arbitrarily stacked or directly burned, and not only results in waste of resources and environment
Pollution, and it is easy to cause mould and pest infestation, bring security risk to Edible Fungi.
Edible fungus culturing raw material passes through a series of bioconversion mistakes such as biological nitrogen fixation, the enzymolysis of edible mushroom thalline
Journey, cellulose, hemicellulose, lignin etc. are degraded to some extent, make to contain abundant nutritional ingredient and activity in bacteria residue
Substance.By taking batch production needle mushroom dreg as an example, detected according to Ministry of Agriculture's food quality supervision verification test center (Jinan), batch production
Contain 17 kinds of amino acid in needle mushroom dreg, total amount reaches 8.49%, also contain 11.29% crude protein, 2.0% crude fat,
14.27% crude fibre, 1.77% calcium, 1.30% nitrogen, 0.72% phosphorus, 0.78% potassium, it is full of nutrition.
Therefore, edible fungi residue is full of nutrition, contains the nutriment that can be largely eaten bacterium mycelia and be directly absorbed and utilized.
Studies have shown that edible fungi residue especially factory edible fungi bacteria residue can again act as the raw material of edible fungus culturing, planted in bacteria residue
In terms of training agaricus bisporus, the article of entitled " batch production needle mushroom dreg tunnel-type fermenting cultivating bisporous mushroom experiment " (《Edible medicinal
Bacterium》, the 21st phase, page 110-111,2013) and it discloses and is cultivated for major ingredient using batch production needle mushroom dreg secondary fermentation material
The method of agaricus bisporus, yield can be improved 12%.
A kind of Pleurotus eryngii bacteria residue of Chinese patent literature CN1039800611A (application number 201410247438.X) Shen Qing Publication
The method of cultivating bisporous mushroom, the Pleurotus eryngii bacteria residue of addition 50%~60% in cultivation matrix, compared with factory formula, raw material at
Originally 50%~55% can be reduced, and yield and exterior quality are superior to existing factory formula.
But bacteria residue is directly used as culture material, and there is also many problems:(1) factory edible fungi bacteria residue, peasant household are generally selected
Bacteria residue nutrition and physicochemical character after culturing edible fungus is poor.(2) bacteria residue type is more, and quality is irregular, and nutrient content is not to the utmost
It is identical, the more difficult determination of adding proportion.(3) being dealt with improperly as culturing raw material can lead to that bacteria residue is tacky, particle is fine crushing, gas permeability
Difference influences mycelia growth and fruiting.(4) cultivation later stage nutrient supply is insufficient, and edible mushroom yield and quality is caused to decline.(5) bacterium
Slag easily grows miscellaneous bacteria and pathogen, causes the security risks such as bacterium bag pollution.(6) transportation cost height etc..
Invention content
In view of the deficiencies of the prior art, the present invention provides a kind of sides for improving agaricus bisporus yield using needle mushroom dreg
Method.This method prepares anaerobism leaching liquor using needle mushroom dreg, and leaching residual object is added in earthing, and is grown in agaricus bisporus
Critical period anaerobism leaching liquor is sprayed on earthing, can realize agaricus bisporus yield and quality improve purpose and
Promote the full utilization of bacteria residue.
Technical scheme is as follows:
A method of agaricus bisporus yield is improved, is included the following steps:
(1) press bacteria residue anaerobic fermentation leaching residual object 30%~50%, thin field soil 20%~40% and turfy soil 20%~
40% dry ratio prepares agaricus bisporus soil covering material, and it is 7.2~7.5 that addition lime, which adjusts pH,;After planting 15~20d, when
Earthing is carried out using agaricus bisporus soil covering material when mycelia material feeding 60%~70%, thickness of earth covering is 2.5~3.5cm;
(2) earthing second day, according to 400~600mL/m2The amount of spraying spray bacteria residue anaerobic fermentation leaching liquor, adjusting is covered
Native water content carries out field management;
(3) when 70%~90% bed surface mycelia grows to soil layer surface, double spores prepared by 0.4~0.6cm thickness step (1) are mended
Soil covering of mushroom material;When water spray, 400~600mL/m is first pressed2The amount of spraying spray anaerobism leaching liquor, then spray clear water is comprehensive
Water spray is about 2kg/m2, then carry out management of producing mushroom;
(4) when agaricus bisporus change of tide, by 400~600mL/m2The amount of spraying spray bacteria residue anaerobic fermentation leaching liquor, then
In conjunction with spray clear water, comprehensive water spray is 1.5kg/m2, carry out follow-up management.
Further include to double before preparing agaricus bisporus soil covering material in the step (1) according to currently preferred
The step of disinfection of spore mushroom mushroom house, strain make, culturing raw material makes, inoculation bacterium germination.To the disinfection of agaricus bisporus mushroom house, strain system
Make, culturing raw material makes, the ordinary skill in the art can be used in inoculation bacterium germination step.
According to currently preferred, in the step (1), earthing water content is 18%~22% (mass percent).
The preparation process of above-mentioned bacteria residue anaerobic fermentation leaching liquor and bacteria residue anaerobic fermentation leaching residual object is as follows:
(i) by pollution-free and needle mushroom dreg that is going mouldy after except impurity, crushing, pretreatment bacteria residue is made;
(ii) water content of regulating step (i) pretreatment bacteria residue obtained builds heap to 55%~65%, pH 6.5~8.0
And ventilation is punched, it ferments;When material temperature reaches 60 DEG C or more, a turning is carried out, and by 0.5~1.5 ‰ mass ratio
Microbial bacterial agent is added, continues to ferment;When material temperature reaches 60 DEG C or more again, carry out second of turning every other day, later every
48h turnings are primary, and fermentation period is 18~22 days, and fermentation ends are added quick lime and adjust pH 7.5~8.0, and zymophyte is made
Slag;
(iii) by step (ii) fermentation bacteria residue obtained and water in mass ratio 1:The ratio of (6~8) mixes, anaerobic fermentation
45~50h filters to take filtrate, adjusts pH value 7.5~8.0, bacteria residue anaerobic fermentation leaching liquor is made, filter residue is bacteria residue anaerobic fermentation
Leaching residual object.
According to currently preferred, in the step (i), except impurity be to remove polybag in needle mushroom dreg, harden
Block, wooden stick, plastic foil, tie string.
According to currently preferred, in the step (ii), the heap of building heap be high 0.8m~1.2m, bottom width 2.0m~
2.5m, top width 1.0m~1.5m, length are more than the trapezoidal pile heap of 3.0m, and heap body top surface interval 50cm vertically uniformly makes on earth
Venthole, aperture about 3cm.
In above-mentioned steps (ii), microbial bacterial agent can be commercially available stalk fermentation microbial bacterial agent product, such as Shandong love
The organic matter decomposing inoculant (2kg dresses) of Promised Land bio tech ltd production, the limited public affairs of the green health of middle peasant (Beijing) biotechnology
Take charge of the stalk type organic matter decomposing inoculant (2kg dresses) of production.
Advantageous effect
1, the present invention is extracted using needle mushroom dreg as raw material by aerobic solid-state fermentation and anaerobism liquid state fermentation, and bacterium is made
Slag anaerobic fermentation leaching liquor and leaching residual object, contain a large amount of organic matter, various trace elements and humic acid material.Anaerobism
Not only contain agaricus bisporus in fermentation leaching liquor and grow required nutrient, also containing there are many beneficial microbe and microbial metabolisms
Product, these metabolites are inhibited to some pathogens and miscellaneous bacteria;Leaching residual object is used as cover soil material, can improve
The physicochemical character of earthing promotes the formation of its crumb structure, activating microorganisms activity, more conducively fruiting to improve yield.
2, the present invention will detest by adding leaching residual object in earthing, and in three critical periods of agaricus bisporus growth
Oxygen leaching liquor is sprayed on earthing, and agaricus bisporus squaring period can be made to shift to an earlier date, improved the yield and quality, and reduces infection miscellaneous bacteria and disease
Probability, reduce use and the recruitment cost of fungicide.
3, the present invention combines the characteristics of needle mushroom dreg to be used for improving agaricus bisporus yield after processing, is effectively promoted
The utilization again of bacteria residue preserves the ecological environment and is of great significance to development green agriculture and circular agriculture.
Specific implementation mode
With reference to following embodiment, the following further describes the technical solution of the present invention, so that the purpose of the present invention,
Technical solution and advantageous effect become apparent from.
The strain selected in embodiment is agaricus bisporus 258, is purchased from Fu Bang Bacteria Co., Ltd.s of Shen county of Shandong.
Planting type is factory culture, culturing raw material using conventional wheat straw and chicken manure secondary fermentation material, every square
Rice materials 100kg.
Microbial bacterial agent likes Promised Land bio tech ltd purchased from Shandong.
Embodiment 1
Bacteria residue raw material is batch production needle mushroom dreg and Cotton Varieties by Small Farming Households needle mushroom dreg, by quality 1:1 ratio mixes.Factory
Change needle mushroom dreg with corncob and sawdust as main culturing raw material, Cotton Varieties by Small Farming Households needle mushroom dreg is based on cotton seed hulls and sawdust
Want culturing raw material.
A method of agaricus bisporus yield being improved, steps are as follows:
(1) disinfection of agaricus bisporus mushroom house, strain making, culturing raw material making, inoculation bacterium germination manage according to a conventional method;By bacterium
The dry ratio of slag anaerobic fermentation leaching residual object 40%, thin field soil 30% and turfy soil 30% prepares agaricus bisporus soil covering material
Material, addition lime are adjusted to pH 7.3;After planting 16d uses agaricus bisporus soil covering material when mycelia material feeding 60%~70%
Carry out earthing, thickness of earth covering 3.0cm;
(2) earthing second day, according to 500mL/m2The amount of spraying spray bacteria residue anaerobism leaching liquor, in conjunction with water spray and logical
Wind, it is 20% to adjust earthing water content, carries out field management according to a conventional method;
(3) when 70%~90% bed surface mycelia grows to soil layer surface, agaricus bisporus prepared by 0.5cm thickness step (1) is mended
Cover soil material;When water spray, 500mL/m is first pressed2The amount of spraying spray anaerobism leaching liquor, then spray clear water, comprehensive water spray is
2kg/m2, clear water sprays in three times in early, middle and late, then carries out management of producing mushroom;
(4) three damp mushrooms are harvested altogether, when agaricus bisporus change of tide, by 500mL/m2The amount of spraying spray bacteria residue anaerobism extraction
Liquid, in conjunction with spray clear water, comprehensive water spray is 1.5kg/m2, clear water sprays in three times in early, middle and late, carries out follow-up conventional
Management.
The preparation process of above-mentioned anaerobism leaching liquor and leaching residual object is as follows:
(i) pollution-free and needle mushroom dreg that is going mouldy is pulverized and sieved, remove polybag in bacteria residue, scleroma block, wooden stick,
Pretreatment bacteria residue is made in plastic foil, tie string and other sundries;
(ii) bacteria residue is manually built up high 1.0m, bottom by the water content of regulating step (i) pretreatment bacteria residue obtained to 60%
The trapezoidal pile heap of wide 2.2m, top width 1.2m, heap body top surface interval 50cm vertically uniformly make venthole, hole on earth with thick waddy
Diameter about 3cm, ferments;The third day of heap fermentation is built, material temperature reaches 60 DEG C, carries out a turning and by 1.0 ‰ mass ratio
Microbial bacterial agent is added, continues to ferment;Material temperature reaches 60 DEG C or more again within 4th day, carries out second of turning every other day, then often
It is primary every 48h turnings, appropriate water transfer is all needed after each turning;Fermentation period is 20 days, and fermentation ends are added quick lime and adjust pH
7.8, fermentation bacteria residue is made;
(iii) by part steps (ii) fermentation bacteria residue obtained and water in mass ratio 1:7 ratio mixing, is packed into cleaning
In wide-mouth plastic barrel, it is placed in shady place, closing anaerobic fermentation 48h, two layers of filtered through gauze takes filtrate, adjust pH value 7.8, and bacterium is made
Slag anaerobic fermentation leaching liquor, filter residue are bacteria residue anaerobic fermentation leaching residual object, are placed in spare at 4 DEG C.
Embodiment 2
Bacteria residue raw material is Cotton Varieties by Small Farming Households needle mushroom dreg, and bacteria residue is with cotton seed hulls and sawdust for main culturing raw material.
A method of agaricus bisporus yield being improved, steps are as follows:
(1) disinfection of agaricus bisporus mushroom house, strain making, culturing raw material making, inoculation bacterium germination manage according to a conventional method;By bacterium
The dry ratio of slag anaerobic fermentation leaching residual object 30%, thin field soil 30% and turfy soil 40% prepares agaricus bisporus soil covering material
Material, addition lime are adjusted to pH 7.5;After planting 18d uses agaricus bisporus soil covering material when mycelia material feeding 60%~70%
Carry out earthing, thickness of earth covering 3.0cm;
(2) earthing second day, according to 600mL/m2The amount of spraying spray bacteria residue anaerobism leaching liquor, in conjunction with water spray and logical
Wind, it is 18% to adjust earthing water content, carries out field management according to a conventional method;
(3) when 70%~90% bed surface mycelia grows to soil layer surface, agaricus bisporus prepared by 0.4cm thickness step (1) is mended
Cover soil material first presses 600mL/m when water spray2The amount of spraying spray anaerobism leaching liquor, then spray clear water, comprehensive water spray is about
2kg/m2, clear water sprays in three times in early, middle and late, then carries out management of producing mushroom;
(4) three damp mushrooms are harvested altogether, when agaricus bisporus change of tide, by 600mL/m2The amount of spraying spray bacteria residue anaerobism extraction
Liquid, in conjunction with spray clear water, comprehensive water spray is 1.5kg/m2, clear water sprays in three times in early, middle and late, carries out follow-up conventional
Management.
The preparation process of above-mentioned anaerobism leaching liquor and leaching residual object is as follows:
(i) pollution-free and needle mushroom dreg that is going mouldy is pulverized and sieved, remove polybag in bacteria residue, scleroma block, wooden stick,
Pretreatment bacteria residue is made in plastic foil, tie string and other sundries;
(ii) bacteria residue is manually built up high 0.8m, bottom by the water content of regulating step (i) pretreatment bacteria residue obtained to 65%
The trapezoidal pile heap of wide 2.0m, top width 1.0m, heap body top surface interval 50cm vertically uniformly make venthole, hole on earth with thick waddy
Diameter about 3cm, ferments;The third day of heap fermentation is built, material temperature reaches 60 DEG C, carries out a turning and by 1.5 ‰ mass ratio
Microbial bacterial agent is added, continues to ferment;Material temperature reaches 60 DEG C or more again within 4th day, carries out second of turning every other day, then often
It is primary every 48h turnings, appropriate water transfer is all needed after each turning;Fermentation period is 18 days, and fermentation ends are added quick lime and adjust pH
8.0, fermentation bacteria residue is made;
(iii) by part steps (ii) fermentation bacteria residue obtained and water in mass ratio 1:6 ratio mixing, is packed into cleaning
In wide-mouth plastic barrel, it is placed in shady place, closing anaerobic fermentation 45h, two layers of filtered through gauze takes filtrate, adjust pH value 8.0, and bacterium is made
Slag anaerobic fermentation leaching liquor, filter residue are bacteria residue anaerobic fermentation leaching residual object, are placed in spare at 4 DEG C.
Embodiment 3
Bacteria residue raw material is batch production needle mushroom dreg, and bacteria residue is with corncob and sawdust for main culturing raw material.
A method of agaricus bisporus yield being improved, steps are as follows:
(1) disinfection of agaricus bisporus mushroom house, strain making, culturing raw material making, inoculation bacterium germination manage according to a conventional method;By bacterium
The dry ratio of slag anaerobic fermentation leaching residual object 50%, thin field soil 30% and turfy soil 20% prepares agaricus bisporus soil covering material
Material, addition lime are adjusted to pH 7.2;After planting 15d uses agaricus bisporus soil covering material when mycelia material feeding 60%~70%
It carries out, thickness of earth covering 3.0cm;
(2) earthing second day, according to 400mL/m2The amount of spraying spray bacteria residue anaerobism leaching liquor, in conjunction with water spray and logical
Wind, it is 22% to adjust earthing water content, carries out field management according to a conventional method;
(3) when 70%~90% bed surface mycelia grows to soil layer surface, agaricus bisporus prepared by 0.6cm thickness step (1) is mended
Cover soil material;400mL/m is first pressed when water spray2The amount of spraying spray anaerobism leaching liquor, then spray clear water, comprehensive water spray is about
2kg/m2, clear water sprays in three times in early, middle and late, then carries out management of producing mushroom;
(4) three damp mushrooms are harvested altogether, when agaricus bisporus change of tide, by 400mL/m2The amount of spraying spray bacteria residue anaerobism extraction
Liquid, in conjunction with spray clear water, comprehensive water spray is 1.5kg/m2, clear water sprays in three times in early, middle and late, carries out follow-up conventional
Management.
The preparation process of above-mentioned anaerobism leaching liquor and leaching residual object is as follows:
(i) pollution-free and needle mushroom dreg that is going mouldy is pulverized and sieved, remove polybag in bacteria residue, scleroma block, wooden stick,
Pretreatment bacteria residue is made in plastic foil, tie string and other sundries;
(ii) bacteria residue is manually built up high 1.2m, bottom by the water content of regulating step (i) pretreatment bacteria residue obtained to 55%
The trapezoidal pile heap of wide 2.5m, top width 1.5m, heap body top surface interval 50cm vertically uniformly make venthole, hole on earth with thick waddy
Diameter about 3cm, ferments;The third day of heap fermentation is built, material temperature reaches 60 DEG C, carries out a turning and by 0.5 ‰ mass ratio
Microbial bacterial agent is added, continues to ferment.Material temperature reaches 60 DEG C or more again within 5th day, carries out second of turning every other day, then often
It is primary every 48h turnings, appropriate water transfer is all needed after each turning.Fermentation period is 22 days, and fermentation ends are added quick lime and adjust pH
8.0, fermentation bacteria residue is made;
(iii) by part steps (ii) fermentation bacteria residue obtained and water in mass ratio 1:8 ratio mixing, is packed into cleaning
In wide-mouth plastic barrel, it is placed in shady place, closing anaerobic fermentation 50h, two layers of filtered through gauze takes filtrate, adjust pH value 7.5, and bacterium is made
Slag anaerobic fermentation leaching liquor, filter residue are bacteria residue anaerobic fermentation leaching residual object, are placed in spare at 4 DEG C.
Reference examples 1
Cultivation of agaricus bisporus method is with embodiment 1, the difference is that pressing 500mL/m2Amount spray clear water replaces spraying needle mushroom
Bacteria residue anaerobic fermented liquid, cover soil material are formulated by the dry ratio of thin field soil 30% and turfy soil 70%, pH 7.5.
Reference examples 2
Cultivation of agaricus bisporus method is with embodiment 1, the difference is that pressing 500mL/m2Amount sprays Pleurotus eryngii bacteria residue extract generation
Needle mushroom dreg anaerobic fermented liquid is applied in tubing flow displacement.
The preparation method of Pleurotus eryngii bacteria residue extract is as follows:
(I) microbial bacterial agent of addition Pleurotus eryngii bacteria residue quality 8%, it is to pinch one with hand to adjust water content, has water from hand
It is flowed out between finger, but subject to not oozing, room temperature is sealed by fermentation 3 days, obtains fermentation bacteria residue.Fermentation is cellulase, wood with microbial inoculum
The mass ratio 0.1 of quality enzyme and brewer's yeast:0.3:0.5.
(II) by the bacteria residue and pure water in mass ratio 1 after fermentation:10 mixing, boil 35min, Pleurotus eryngii are obtained after filtering
Bacteria residue extract.
Reference examples 3
Cultivation of agaricus bisporus method is with embodiment 1, the difference is that cover soil material is by thin turfy soil 45%, needle mushroom dreg
45%, husk 5%, oil cake 3% and lime 2% are formulated by weight.The specific preparation method of cover soil material is as follows:
(I) adjusting of feed moisture content:It is 30% that turfy soil, which is humidified to water content, and bacteria residue is humidified is to water content
45%, the water content of other raw materials keeps nature;
(II) raw material pulverizes and sieves:Each raw material obtained by step (I) is crushed to grain size 3cm or less.
(III) turfy soil, bacteria residue, husk and oil cake after step (II) pulverizes and sieves are mixed by weight ratio
It is even.
(IV) adjusting of pH value:In through the uniformly mixed raw material of step (III), stone is gradually added on a small quantity by weight ratio
Ash, and be uniformly mixed, pH value is adjusted to 8.0.
Above example and reference examples, if repeating three times, environment is consistent, and results are averaged.
Each reference examples agaricus bisporus soil covering has a small amount of living contaminants, each embodiment to be uninfected by miscellaneous bacteria, time ratio of buddingging
Reference examples are 2~3 days early, and mushroom shape and reference examples indifference, agaricus bisporus yield and fructification protein content are significantly increased, and tie
Fruit is shown in Table 1.
1 agaricus bisporus yield of table and fructification protein content
The above results are shown, needle mushroom anaerobic fermentation leaching residual object is added in earthing and is sprayed on agaricus bisporus soil covering
Agaricus bisporus yield and quality can be improved by applying needle mushroom dreg and detesting anaerobic fermentation leaching liquor, can be applicable in production.