CN102422982B - Fermented feed and preparation method thereof - Google Patents
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- CN102422982B CN102422982B CN 201110365543 CN201110365543A CN102422982B CN 102422982 B CN102422982 B CN 102422982B CN 201110365543 CN201110365543 CN 201110365543 CN 201110365543 A CN201110365543 A CN 201110365543A CN 102422982 B CN102422982 B CN 102422982B
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Abstract
The invention discloses fermented feed and a preparation method thereof. The fermented feed is prepared by the following steps: preparing fermentation substrate and fermentation liquor, mixing the fermentation substrate and the fermentation liquor, and drying and crushing the obtained fermented substance. The preparation method for the fermented feed takes codonopsis pilosula drug residue as raw materials, so as to be favourable for reducing the manufacturing cost and protecting environment. The obtained fermented feed contains much amino acid so as to be suitable for the growth and development of animals.
Description
Technical field
The present invention relates to the preparation method of a kind of feed and this feed, particularly, relate to a kind of fermented feed and preparation method thereof.
Background technology
The Radix Codonopsis dregs of a decoction are the waste residues behind the Radix Codonopsis crude drug effective component extracting, its main component comprises: starch, crude fibre (cellulose, hemicellulose), lignin, vegetable protein etc., but the way that generally adopts stacking, mountain valley to bury or burn to the processing of the Radix Codonopsis dregs of a decoction in the prior art, these processing methods have been wasted useful nutriment in the Radix Codonopsis dregs of a decoction, simultaneously environment have been caused very large pollution.
Summary of the invention
Technical problem to be solved by this invention provide a kind of take the Radix Codonopsis dregs of a decoction as raw material fermented feed and the preparation method of this fermented feed, can't utilize and cause the problem of environmental pollution to overcome the Radix Codonopsis dregs of a decoction in the prior art.
Fermented feed proposed by the invention, preparation is finished through following steps:
(1) preparation of fermentation substrate: will mix through the Radix Codonopsis dregs of a decoction, crops exocuticle, brown sugar, the sulfate of 75 ℃ of dryings and 80 mesh sieves choosing, wherein to account for the percentage by weight of fermentation substrate be 60%～80% to the Radix Codonopsis dregs of a decoction;
(2) preparation of zymotic fluid: in pH was phosphate-acetate buffer solution of 4.5～7.5, wherein, every kilogram of fermentation substrate added yeast 1g～2g, phosphate-acetate buffer solution 400ml with Saccharomyces mycetolysis;
(3) zymotic fluid is heated to 15～35 ℃, fully mixes with fermentation substrate, humidity is 65%～75%;
(4) zymotic fluid and the fermentation substrate that mixes placed closed container, in 15～35 ℃ of condition bottom fermentations 3～10 days;
(5) with 60 ℃～65 ℃ drying and crushing of gained fermentate, obtain fermented feed.
Preferably, also comprising in the zymotic fluid with the yeast weight ratio described in the step (2) is the protease powder of 1:5.
Preferably, described protease powder is a kind of in trypsase powder, pepsin powder or the papain powder.
Preferably, it is 80% that the Radix Codonopsis dregs of a decoction described in the step (1) account for the percentage by weight of fermentation substrate, and the ratio of weight and number of described crops exocuticle, brown sugar, sulfate is 17.5:1.5:1.
Preferably, crops exocuticle described in the step (1) is one or both in maize peel, wheat bran or the rice bran skin.
The preparation method of fermented feed proposed by the invention may further comprise the steps:
(1) preparation of fermentation substrate: will mix through the Radix Codonopsis dregs of a decoction, crops exocuticle, brown sugar, the sulfate of 75 ℃ of dryings and 80 mesh sieves choosing, wherein to account for the percentage by weight of fermentation substrate be 60%～80% to the Radix Codonopsis dregs of a decoction;
(2) preparation of zymotic fluid: in pH was phosphate-acetate buffer solution of 4.5～7.5, wherein, every kilogram of fermentation substrate added yeast 1g～2g, phosphate-acetate buffer solution 400ml with Saccharomyces mycetolysis;
(3) zymotic fluid is heated to 15～35 ℃, fully mixes with fermentation substrate, humidity is 65%～75%;
(4) zymotic fluid and the fermentation substrate that mixes placed closed container, in 15～35 ℃ of condition bottom fermentations 3～10 days;
(5) with 60 ℃～65 ℃ drying and crushing of gained fermentate, obtain fermented feed.
Preferably, also comprising in the zymotic fluid with the yeast weight ratio described in the step (2) is the protease powder of 1:5.
Preferably, described protease powder is a kind of in trypsase powder, pepsin powder or the papain powder.
Preferably, it is 80% that the Radix Codonopsis dregs of a decoction described in the step (1) account for the percentage by weight of fermentation substrate, and the ratio of weight and number of described crops exocuticle, brown sugar, sulfate is 17.5:1.5:1.
Preferably, crops exocuticle described in the step (1) is one or both in maize peel, wheat bran or the rice bran skin.
Technical scheme proposed by the invention can produce significant beneficial effect:
1. the processing to the Radix Codonopsis dregs of a decoction generally abandons as discarded object in the prior art, and the present invention prepares fermented feed take the Radix Codonopsis dregs of a decoction as raw material, not only significantly reduced production cost, and has realized waste reclamation, turns waste into wealth.
The conventional process mode of the Radix Codonopsis dregs of a decoction for stack, bury in the mountain valley or burn, this processing mode not only expends great manpower and materials, also can pollute environment.Therefore, prepare feed take the Radix Codonopsis dregs of a decoction as fermentation raw material and have great Environmental Role.
3. the fermented feed that the method that proposes by claim 1 obtains, at least contain 15 seed amino acids: asparatate, threonine, serine, glutamic acid, glycine, alanine, methionine, isoleucine, leucine, tyrosine, phenylalanine, lysine, histidine, arginine, cystine, wherein contain 6 kinds of essential amino acids: isoleucine, leucine, threonine, phenylalanine, lysine, methionine at least;
The fermented feed that the method that proposes by claim 2 obtains, contain 18 seed amino acids: asparatate, threonine, serine, glutamic acid, glycine, alanine, valine, methionine, isoleucine, leucine, tyrosine, phenylalanine, lysine, histidine, arginine, proline, cystine, tryptophan, comprising 8 kinds of essential amino acids: isoleucine, leucine, tryptophan, threonine, phenylalanine, lysine, methionine, valine, therefore, this fermented fodder nutrient is abundant, can provide sufficient nutrition for animal.
The specific embodiment
Be the preferred embodiments of the present invention below, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, is not intended to limit the present invention.
Embodiment 1
Fermented feed and preparation method thereof is specific as follows:
(1) preparation of fermentation substrate: will mix through the Radix Codonopsis dregs of a decoction, crops exocuticle, brown sugar, the sodium sulphate of 75 ℃ of dryings and the choosing of 80 mesh sieves, wherein, the percentage by weight that the Radix Codonopsis dregs of a decoction account for fermentation substrate is 60%, and used crops exocuticle is maize peel.
(2) preparation of zymotic fluid: it is that wherein, the consumption of dry ferment is every kilogram of fermentation substrate 1g in sodium hydrogen phosphate-acetate buffer solution of 4.5 that dry ferment is dissolved in pH, and sodium hydrogen phosphate-acetate buffer solution volume is 400 milliliters of every kilogram of fermentation substrates.
(3) zymotic fluid is heated to 15 ℃, fully mixes with fermentation substrate, humidity is 65%.
(4) zymotic fluid and the fermentation substrate that mixes placed closed container, in 15 ℃ of condition bottom fermentations 6 days.
(5) with 60 ℃ of drying and crushing of gained fermentate, obtain fermented feed.
The fermented feed that the above step of process makes, contain 15 seed amino acids: asparatate, threonine, serine, glutamic acid, glycine, alanine, methionine, isoleucine, leucine, tyrosine, phenylalanine, lysine, histidine, arginine, cystine, comprising 6 kinds of essential amino acids: it is 18.4% that isoleucine, leucine, threonine, phenylalanine, lysine, methionine, total amino acid content account for the fermented feed percentage by weight.
This fermented feed and normal diet (being used for feeding on the market the feed of rabbit) are used for the raising of 20 rabbit as mixed fodder according to the 5:5 weight ratio, simultaneously, 20 rabbit feeding with the normal diet of identical weight in contrast, except the feed kind, other raising conditions are all identical, and concrete contrast number is as shown in table 1:
。
Numerical value contrast by table 1 can be found out, before raising, the average weight of two groups of rabbit is consistent, two kinds of feeds with identical weight are fed respectively two groups of rabbit, raise after 40 days, the rabbit average weight of feeding with mixed fodder is 3.34Kg, and the rabbit average weight of only feeding with normal diet is 2.94 Kg; The per day weightening finish of rabbit 0.01Kg than normal diet is fed can find that by contrast compare with normal diet, mixed fodder can make the rabbit body weight significantly rise in same time.
Embodiment 2
Fermented feed and preparation method thereof is specific as follows:
(1) preparation of fermentation substrate: will mix through the Radix Codonopsis dregs of a decoction, crops exocuticle, brown sugar, the potassium sulfate of 75 ℃ of dryings and the choosing of 80 mesh sieves, wherein, the percentage by weight that the Radix Codonopsis dregs of a decoction account for fermentation substrate is 70%, the ratio of weight and number of crops exocuticle, brown sugar, sulfate is 17.5:1.5:1, used crops exocuticle is maize peel and wheat bran, its weight ratio 7.5:2.5.
(2) preparation of zymotic fluid: it is that wherein, the consumption of brewer's yeast is every kilogram of fermentation substrate 1.5g in potassium dihydrogen phosphate-acetate buffer solution of 6.0 that brewer's yeast is dissolved in pH, and potassium dihydrogen phosphate-acetate buffer solution volume is 400 milliliters of every kilogram of fermentation substrates.
(3) zymotic fluid is heated to 25 ℃, fully mixes with fermentation substrate, humidity is 70%.
(4) zymotic fluid and the fermentation substrate that mixes placed closed container, in 25 ℃ of condition bottom fermentations 7 days.
(5) with 63 ℃ of drying and crushing of gained fermentate, obtain fermented feed.
The fermented feed that the above step of process makes, contain 15 seed amino acids: asparatate, threonine, serine, glutamic acid, glycine, alanine, methionine, isoleucine, leucine, tyrosine, phenylalanine, lysine, histidine, proline, arginine, cystine, comprising 7 kinds of essential amino acids: it is 18.6% that isoleucine, leucine, threonine, phenylalanine, lysine, methionine, valine, total amino acid content account for the fermented feed percentage by weight.
The fermented feed that the present invention is obtained and normal diet (being used for feeding on the market the feed of sheep) are used for the raising of 20 sheep as mixed fodder according to the 8:2 weight ratio, simultaneously, 20 sheep feeding with the normal diet of identical weight in contrast, concrete contrast number is as shown in table 2:
Numerical value contrast by table 2 can be found out, before raising, two groups average weight is consistent, two kinds of feeds with identical weight are fed respectively two groups, raise after 180 days, the average weight of feeding with mixed fodder is 53.30Kg, and the average weight of only feeding with normal diet is 37.90 Kg, mixed fodder is fed the per day weightening finish of the sheep 0.085Kg that feeds than normal diet, can find by contrast, compare with normal diet, mixed fodder can make the sheep body weight significantly rise in same time.
Embodiment 3
Fermented feed and preparation method thereof is specific as follows:
(1) preparation of fermentation substrate: will mix through the Radix Codonopsis dregs of a decoction, crops exocuticle, brown sugar, the potassium sulfate of 75 ℃ of dryings and the choosing of 80 mesh sieves, wherein, the percentage by weight that the Radix Codonopsis dregs of a decoction account for fermentation substrate is 75%, the ratio of weight and number of crops exocuticle, brown sugar, sulfate is 17.5:1.5:1, used crops exocuticle is maize peel and rice bran skin, its weight ratio 8:2.
(2) preparation of zymotic fluid: it is that wherein, the consumption of brewer's yeast is every kilogram of fermentation substrate 1.5g in potassium dihydrogen phosphate-acetate buffer solution of 5.0 that brewer's yeast is dissolved in pH, and potassium dihydrogen phosphate-acetate buffer solution volume is 400 milliliters of every kilogram of fermentation substrates.
(3) zymotic fluid is heated to 28 ℃, fully mixes with fermentation substrate, humidity is 70%.
(4) zymotic fluid and the fermentation substrate that mixes placed closed container, in 28 ℃ of condition bottom fermentations 8 days.
(5) with 65 ℃ of drying and crushing of gained fermentate, obtain fermented feed.
The fermented feed that the above step of process makes, contain 17 seed amino acids: asparatate, threonine, serine, glutamic acid, glycine, alanine, methionine, isoleucine, arginine, leucine, tyrosine, phenylalanine, lysine, histidine, valine, proline, cystine, comprising 7 kinds of essential amino acids: it is 18.6% that isoleucine, leucine, threonine, phenylalanine, lysine, valine, methionine, total amino acid content account for the fermented feed percentage by weight.
Embodiment 4
Fermented feed and preparation method thereof is specific as follows:
(1) preparation of fermentation substrate: will mix through the Radix Codonopsis dregs of a decoction, crops exocuticle, brown sugar, the potassium sulfate of 75 ℃ of dryings and the choosing of 80 mesh sieves, wherein, the percentage by weight that the Radix Codonopsis dregs of a decoction account for fermentation substrate is 80%, used crops exocuticle is wheat bran and rice bran skin, and its ratio of weight and number is 8:2.
(2) preparation of zymotic fluid: it is that wherein, the consumption of dry ferment is every kilogram of fermentation substrate 2g in dipotassium hydrogen phosphate-acetate buffer solution of 7.5 that dry ferment is dissolved in pH, and dipotassium hydrogen phosphate-acetate buffer solution volume is 400 milliliters of every kilogram of fermentation substrates.
(3) zymotic fluid is heated to 35 ℃, fully mixes with fermentation substrate, humidity is 75%.
(4) zymotic fluid and the fermentation substrate that mixes placed closed container, in 35 ℃ of condition bottom fermentations 10 days.
(5) with 65 ℃ of drying and crushing of gained fermentate, obtain fermented feed.
The fermented feed that the above step of process makes, contain 17 seed amino acids: asparatate, threonine, serine, glutamic acid, glycine, alanine, methionine, isoleucine, arginine, leucine, tyrosine, phenylalanine, lysine, histidine, valine, proline, cystine, comprising 7 kinds of essential amino acids: it is 18.5% that isoleucine, leucine, threonine, phenylalanine, lysine, valine, methionine, total amino acid content account for the fermented feed percentage by weight.
Embodiment 5
Fermented feed and preparation method thereof is specific as follows:
(1) preparation of fermentation substrate: will mix through the Radix Codonopsis dregs of a decoction, crops exocuticle, brown sugar, the sodium sulphate of 75 ℃ of dryings and the choosing of 80 mesh sieves, wherein, the percentage by weight that the Radix Codonopsis dregs of a decoction account for fermentation substrate is 60%, and used crops exocuticle is maize peel.
(2) preparation of zymotic fluid: it is in sodium hydrogen phosphate-acetate buffer solution of 4.5 that dry ferment and pepsin powder are dissolved in pH, wherein, the consumption of dry ferment is every kilogram of fermentation substrate 1g, the weight ratio of pepsin powder and dry ferment is 1:5, and sodium hydrogen phosphate-acetate buffer solution volume is 400 milliliters of every kilogram of fermentation substrates.
(3) zymotic fluid is heated to 15 ℃, fully mixes with fermentation substrate, humidity is 65%.
(4) zymotic fluid and the fermentation substrate that mixes placed closed container, in 15 ℃ of condition bottom fermentations 6 days.
(5) with 60 ℃ of drying and crushing of gained fermentate, obtain fermented feed.
The fermented feed that the above step of process makes, contain 18 seed amino acids: asparatate, threonine, serine, glutamic acid, glycine, alanine, valine, methionine, isoleucine, leucine, tyrosine, phenylalanine, lysine, histidine, arginine, proline, cystine, tryptophan, comprising 8 kinds of essential amino acids: it is 19.1% that isoleucine, leucine, tryptophan, threonine, phenylalanine, lysine, methionine, valine, total amino acid content account for the fermented feed percentage by weight.
Fermented feed and normal diet (being used for feeding on the market the feed of pig) that the present invention is obtained are compared to mixed fodder for 20 swine rearings according to 6:4, simultaneously, 20 pigs feeding with the normal diet of identical weight in contrast, except the feed kind, other raising conditions are all identical, and concrete contrast number is as shown in table 3:
Numerical value contrast by table 3 can be found out, before raising, the average weight of two groups of pigs is consistent, two kinds of feeds with identical weight are fed respectively two groups of pigs, raise after 120 days, the pig average weight of feeding with mixed fodder is 148.22Kg, and the pig average weight of only feeding with normal diet is 112.22Kg, mixed fodder is fed the per day weightening finish of pig of feeding than normal diet and is manyed 0.30Kg, can find by contrast, compare with normal diet, mixed fodder can make the pig body weight significantly rise in same time.
Embodiment 6
Fermented feed and preparation method thereof is specific as follows:
(1) preparation of fermentation substrate: will mix through the Radix Codonopsis dregs of a decoction, crops exocuticle, brown sugar, the potassium sulfate of 75 ℃ of dryings and the choosing of 80 mesh sieves, wherein, the percentage by weight that the Radix Codonopsis dregs of a decoction account for fermentation substrate is 70%, the ratio of weight and number of crops exocuticle, brown sugar, sulfate is 17.5:1.5:1, used crops exocuticle is maize peel and wheat bran, and its ratio of weight and number is 7.5:2.5.
(2) preparation of zymotic fluid: it is in potassium dihydrogen phosphate-acetate buffer solution of 6.0 that brewer's yeast and papain powder are dissolved in pH, wherein, the consumption of brewer's yeast is every kilogram of fermentation substrate 1.5g, the weight ratio of papain powder and brewer's yeast is 1:5, and potassium dihydrogen phosphate-acetate buffer solution volume is 400 milliliters of every kilogram of fermentation substrates.
(3) zymotic fluid is heated to 25 ℃, fully mixes with fermentation substrate, humidity is 70%.
(4) zymotic fluid and the fermentation substrate that mixes placed closed container, in 25 ℃ of condition bottom fermentations 8 days.
(5) with 65 ℃ of drying and crushing of gained fermentate, obtain fermented feed.
The fermented feed that the above step of process makes, contain 18 seed amino acids: asparatate, threonine, serine, glutamic acid, glycine, alanine, valine, methionine, isoleucine, leucine, tyrosine, phenylalanine, lysine, histidine, arginine, proline, cystine, tryptophan, comprising 8 kinds of essential amino acids: it is 19.5% that isoleucine, leucine, tryptophan, threonine, phenylalanine, lysine, methionine, valine, total amino acid content account for the fermented feed percentage by weight.
Fermented feed and normal diet (being used for feeding on the market the feed of chicken) that the present invention is obtained are compared to the raising that mixed fodder is used for 20 chickens according to 5:5, simultaneously, 20 chickens feeding with the normal diet of identical weight in contrast, concrete contrast number is as shown in table 4:
Numerical value contrast by table 4 can find out that before raising, two groups average weight is consistent, two kinds of feeds with identical weight are fed respectively two groups, raise after 80 days, the average weight of feeding with mixed fodder is 2.30kg, and the average weight of only feeding with normal diet is 1.50Kg; The per day weightening finish of chicken 0.01Kg than normal diet is fed can find that by contrast compare with normal diet, mixed fodder can make the body weight of chicken significantly rise in same time.
Embodiment 7
Fermented feed and preparation method thereof is specific as follows:
(1) preparation of fermentation substrate: will mix through the Radix Codonopsis dregs of a decoction, crops exocuticle, brown sugar, the potassium sulfate of 75 ℃ of dryings and the choosing of 80 mesh sieves, wherein, the percentage by weight that the Radix Codonopsis dregs of a decoction account for fermentation substrate is 80%, the ratio of weight and number of crops exocuticle, brown sugar, sulfate is 17.5:1.5:1, used crops exocuticle is maize peel and rice bran skin, and its weight ratio is 8:2.
(2) preparation of zymotic fluid: it is dipotassium hydrogen phosphate-acetate buffer solution of 7.5 that dry ferment and trypsase powder are dissolved in pH, wherein, the consumption of dry ferment is every kilogram of fermentation substrate 2.0g, the weight ratio of trypsase powder and dry ferment is 1:5, and dipotassium hydrogen phosphate-acetate buffer solution volume is 400 milliliters of every kilogram of fermentation substrates.
(3) zymotic fluid is heated to 30 ℃, fully mixes with fermentation substrate, humidity is 75%.
(4) zymotic fluid and the fermentation substrate that mixes placed closed container, in 30 ℃ of condition bottom fermentations 10 days.
(5) with 65 ℃ of drying and crushing of gained fermentate, obtain fermented feed.
The fermented feed that the above step of process makes, contain 18 seed amino acids: asparatate, threonine, serine, glutamic acid, glycine, alanine, valine, methionine, isoleucine, leucine, tyrosine, phenylalanine, lysine, histidine, arginine, proline, cystine, tryptophan, comprising 8 kinds of essential amino acids: it is 19.2% that isoleucine, leucine, tryptophan, threonine, phenylalanine, lysine, methionine, valine, total amino acid content account for the fermented feed percentage by weight.
Embodiment 8
Fermented feed and preparation method thereof is specific as follows:
(1) preparation of fermentation substrate: will mix through the Radix Codonopsis dregs of a decoction, crops exocuticle, brown sugar, the potassium sulfate of 75 ℃ of dryings and the choosing of 80 mesh sieves, wherein, the percentage by weight that the Radix Codonopsis dregs of a decoction account for fermentation substrate is 80%, the ratio of weight and number of crops exocuticle, brown sugar, sulfate is 17.5:1.5:1, used crops exocuticle is wheat bran and rice bran skin, and its weight ratio is 7.5:2.5.
(2) preparation of zymotic fluid: it is dipotassium hydrogen phosphate-acetate buffer solution of 7.5 that dry ferment and papain powder are dissolved in pH, wherein, the consumption of dry ferment is every kilogram of fermentation substrate 1.8g, the weight ratio of papain powder and dry ferment is 1:5, and dipotassium hydrogen phosphate-acetate buffer solution volume is 400 milliliters of every kilogram of fermentation substrates.
(3) zymotic fluid is heated to 35 ℃, fully mixes with fermentation substrate, humidity is 75%.
(4) zymotic fluid and the fermentation substrate that mixes placed closed container, in 35 ℃ of condition bottom fermentations 10 days.
(5) with 65 ℃ of drying and crushing of gained fermentate, obtain fermented feed.
The fermented feed that the above step of process makes, contain 18 seed amino acids: asparatate, threonine, serine, glutamic acid, glycine, alanine, valine, methionine, isoleucine, leucine, tyrosine, phenylalanine, lysine, histidine, arginine, proline, cystine, tryptophan, comprising 8 kinds of essential amino acids: it is 19.2% that isoleucine, leucine, tryptophan, threonine, phenylalanine, lysine, methionine, valine, total amino acid content account for the fermented feed percentage by weight.
It should be noted that at last: the above only is the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment the present invention is had been described in detail, for a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a fermented feed is characterized in that, preparation is finished through following steps:
(1) preparation of fermentation substrate: will mix through the Radix Codonopsis dregs of a decoction, crops exocuticle, brown sugar, the sulfate of 75 ℃ of dryings and 80 mesh sieves choosing, wherein to account for the percentage by weight of fermentation substrate be 60%～80% to the Radix Codonopsis dregs of a decoction;
(2) preparation of zymotic fluid: in pH was phosphate-acetate buffer solution of 4.5～7.5, wherein, every kilogram of fermentation substrate added yeast 1g～2g, phosphate-acetate buffer solution 400ml with Saccharomyces mycetolysis; Also comprise in the described zymotic fluid with the yeast weight ratio is the protease powder of 1:5;
(3) zymotic fluid is heated to 15～35 ℃, fully mixes with fermentation substrate, humidity is 65%～75%;
(4) zymotic fluid and the fermentation substrate that mixes placed closed container, in 15～35 ℃ of condition bottom fermentations 3～10 days;
(5) with 60 ℃～65 ℃ drying and crushing of gained fermentate, obtain fermented feed.
2. fermented feed according to claim 1 is characterized in that, described protease powder is a kind of in trypsase powder, pepsin powder or the papain powder.
3. each described fermented feed is characterized in that according to claim 1-2, and it is 80% that the Radix Codonopsis dregs of a decoction described in the step (1) account for the percentage by weight of fermentation substrate, and the ratio of weight and number of described crops exocuticle, brown sugar, sulfate is 17.5:1.5:1.
4. each described fermented feed is characterized in that according to claim 1-2, and crops exocuticle described in the step (1) is one or both in maize peel, wheat bran or the rice bran skin.
5. the preparation method of fermented feed claimed in claim 1 is characterized in that, may further comprise the steps:
(1) preparation of fermentation substrate: will mix through the Radix Codonopsis dregs of a decoction, crops exocuticle, brown sugar, the sulfate of 75 ℃ of dryings and 80 mesh sieves choosing, wherein to account for the percentage by weight of fermentation substrate be 60%～80% to the Radix Codonopsis dregs of a decoction;
(2) preparation of zymotic fluid: in pH was phosphate-acetate buffer solution of 4.5～7.5, wherein, every kilogram of fermentation substrate added yeast 1g～2g, phosphate-acetate buffer solution 400ml with Saccharomyces mycetolysis; Also comprise in the described zymotic fluid with the yeast weight ratio is the protease powder of 1:5;
(3) zymotic fluid is heated to 15～35 ℃, fully mixes with fermentation substrate, humidity is 65%～75%;
(4) zymotic fluid and the fermentation substrate that mixes placed closed container, in 15～35 ℃ of condition bottom fermentations 3～10 days;
(5) with 60 ℃～65 ℃ drying and crushing of gained fermentate, obtain fermented feed.
6. the preparation method of fermented feed according to claim 5 is characterized in that, described protease powder is a kind of in trypsase powder, pepsin powder or the papain powder.
7. the preparation method of each described fermented feed according to claim 5-6, it is characterized in that, it is 80% that the Radix Codonopsis dregs of a decoction described in the step (1) account for the percentage by weight of fermentation substrate, and the ratio of weight and number of described crops exocuticle, brown sugar, sulfate is 17.5:1.5:1.
8. the preparation method of each described fermented feed is characterized in that according to claim 5-6, and crops exocuticle described in the step (1) is one or both in maize peel, wheat bran or the rice bran skin.
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