CN103844137B - A kind of mixed feed for cultivating soft shell mud crab and preparation method thereof - Google Patents
A kind of mixed feed for cultivating soft shell mud crab and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a kind of mixed feed for cultivating soft shell mud crab, be made up of the component of following weight portion: fish meal 35 ~ 40 parts, blood meal 10 ~ 15 parts, shrimp head powder 5 ~ 10 parts, soy bean powder 20 ~ 25 parts, peanut meal 10 ~ 15 parts, brewer's yeast 3 ~ 5 parts, wheat germ powder 5 ~ 10 parts, 3 ~ 5 parts, fish oil, tanimoto powder 3 ~ 5 parts, 5 ~ 10 parts, rosemary powder, calcium dihydrogen phosphate 1 ~ 3 part, shelling element 0.1 ~ 0.2 part, butylated hydroxy anisole 0.01 ~ 0.03 part, dibutyl hydroxy toluene 0.01 ~ 0.03 part, weighting agent 1 ~ 3 part, composite feeding promoting agent 1 ~ 3 part, compound vitamin additive 0.3 ~ 0.5 part, composite mineral matter additive 0.1 ~ 0.3 part.Mixed feed of the present invention can promote that mud crab shells, and improves survival rate, shorten the cultivation period of soft shell mud crab, and the survival rate of soft shell mud crab is high, and rate of body weight gain is large, is conducive to improving culture benefit.The invention also discloses a kind of preparation method of the mixed feed for cultivating soft shell mud crab, preparation method's processing step of the present invention is simple, and be applicable to suitability for industrialized production, obtained mixed feed nutritive loss is little, good moldability, uniform particles.
Description
Technical field
The present invention relates to mixed feed technical field, especially relating to a kind of mixed feed for cultivating soft shell mud crab and preparation method thereof.
Background technology
Mud crab, be called for short mud crab, there is the features such as fast, individual large, the adaptability of growth and resistance against diseases is strong, easily transport, meat flavour is delicious, nutritious, culture benefit is good, be quite subject to the favor of domestic and international producers and consumers, one of economic cultivated crabs class of the important marine for China.
Soft shell mud crab refers to the mud crab just shelled, and soft shell mud crab without the need to peeling off, can be with shell to eat when edible, and edible more convenient health, not only remains the local flavor of substance crab, and nutriment more horn of plenty.Present soft shell mud crab is deeply by consumers both domestic and external, and supply falls short of demand for product.From long term growth angle, it is a kind of development trend that crab cultivates that the industrialization of soft shell mud crab is produced.
At present when cultivating soft shell mud crab, what throw something and feed is all the mixed feed that the fresh bait such as fishes and shrimps or applicable young crab grow up to, and there is no the mixed feed being specifically designed to and cultivating soft shell mud crab.The nutrition of the fresh bait such as fishes and shrimps is single, utilization rate is low, and keeping quality is poor, source is unstable, and be applicable to the mixed feed that grows up to of young crab and be not suitable for mud crab and become crab, mud crab can not be made to become the crab nutriment that Rapid Accumulation is enough at short notice to shell, and after shelling, the rate of body weight gain of crab body is little, this just causes the cultivation period of soft shell mud crab long, and benefit is low.
Such as, publication number CN1911082A, the Chinese patent in publication date on February 14th, 2007 discloses a kind of young crabs during their later stage special compound feed, and its composition with content is: protein 100, fat 10 ~ 25, fiber 1 ~ 7, calcium 4 ~ 8, total phosphorus 3.6 ~ 5, phosphatidase 4 ~ 7.Its weak point is, this mixed feed is only suitable for young crabs during their later stage, and is not suitable for the one-tenth crab of mud crab, and mud crab can not be made to become the crab nutriment that Rapid Accumulation is enough at short notice to shell, and after shelling, the rate of body weight gain of crab body is little.
Summary of the invention
The present invention is the problems referred to above in order to solve existing for prior art, and provide a kind of mixed feed for cultivating soft shell mud crab, compound feed prescription of the present invention is reasonable, palatability and phagostimulating effect good, absorption easy to digest, can make mud crab fast well-fattened, weightening finish, accumulate enough nutriments, promote mud crab shelling, improve survival rate, shorten the cultivation period of soft shell mud crab, and the survival rate of soft shell mud crab is high, rate of body weight gain is large, is conducive to improving culture benefit.
Present invention also offers a kind of preparation method of the mixed feed for cultivating soft shell mud crab, preparation method's processing step of the present invention is simple, and be applicable to suitability for industrialized production, obtained mixed feed nutritive loss is little, good moldability, uniform particles.
To achieve these goals, the present invention is by the following technical solutions:
A kind of mixed feed for cultivating soft shell mud crab, described mixed feed is made up of the component of following weight portion: fish meal 35 ~ 40 parts, blood meal 10 ~ 15 parts, shrimp head powder 5 ~ 10 parts, soy bean powder 20 ~ 25 parts, peanut meal 10 ~ 15 parts, brewer's yeast 3 ~ 5 parts, wheat germ powder 5 ~ 10 parts, 3 ~ 5 parts, fish oil, tanimoto powder 3 ~ 5 parts, 5 ~ 10 parts, rosemary powder, calcium dihydrogen phosphate 1 ~ 3 part, shelling element 0.1 ~ 0.2 part, butylated hydroxy anisole 0.01 ~ 0.03 part, dibutyl hydroxy toluene 0.01 ~ 0.03 part, weighting agent 1 ~ 3 part, composite feeding promoting agent 1 ~ 3 part, compound vitamin additive 0.3 ~ 0.5 part, composite mineral matter additive 0.1 ~ 0.3 part.The present invention is optimized improvement to compound feed prescription, nutrition is enhanced for one-tenth crab, improve the content of animal protein in feed, and improve palatability and the phagostimulating effect of feed, each component is more easily assimilated by crab body, wherein, wheat germ powder is mainly used in fortified feed nutrition and improves palatability; Tanimoto powder mainly as binding agent, the water-tolerant of feed; Rosemary powder can improve the anti-stress ability of crab body, and can promote digestion and metabolism, is conducive to the growth of crab body; Butylated hydroxy anisole and dibutyl hydroxy toluene coordinated, can improve the keeping quality of feed, can also prevent the inefficacy of phagostimulant; Weighting agent digests and assimilates efficiency for improving crab body to feed, make its fast weightening finish fatten.Compound feed prescription in the present invention is reasonable, and palatability is good with phagostimulating effect, and absorption easy to digest, can promote crab bulk-growth, makes it increase weight fast and fattens.
As preferably, described weighting agent is mixed by xylo-oligosaccharide, cholesterol, tangerine peel powder, citric acid, bromelain, bacillus licheniformis, in weighting agent, the mass percentage of each component is: xylo-oligosaccharide 0.1 ~ 0.3%, cholesterol 5 ~ 10%, citric acid 1 ~ 3%, bromelain 1 ~ 3%, bacillus licheniformis 0.1 ~ 0.3%, tangerine peel powder surplus.In weighting agent, can produce after xylo-oligosaccharide and bacillus licheniformis enter crab body enteron aisle and act synergistically, xylo-oligosaccharide can be hydrolyzed by the glycosidase that bacillus licheniformis secretes on the one hand, generate the material such as monose, volatile fatty acid by crab body direct effect, xylo-oligosaccharide can as the carbon source of bacillus licheniformis on the other hand, promote beneficial microorganism propagation, promote that crab body absorbs calcium, phosphorus, magnesium, and B family vitamin can be synthesized, thus promoting the quick weightening finish of crab body, gaining effect is obvious especially; Cholesterol can improve Activity of Digestive Enzymes in Intestine and nutrient apparent digestibility, promotes the weightening finish of crab body; Citric acid can promote gastric secretion, and the secretion of the enzyme that directly stimulates digestion, whets the appetite, and can reduce intestines and stomach pH value, improves digestive enzyme activity, is conducive to crab body digesting and assimilating feed, promotes the growth of crab body; Bromelain effectively can improve mud crab to the utilization rate of protein and conversion ratio, is conducive to putting on weight; Tangerine peel powder can promote to ingest, and enhancement is digested and assimilated.Weighting agent in the present invention can improve the food ration of mud crab and the absorption rate to mixed feed, thus can make that mud crab is fast well-fattened, weightening finish, accumulates enough nutriments, promotes mud crab shelling, improve survival rate, shorten cultivation period.
As preferably, described composite feeding promoting agent is mixed by Kelp Powder, scallop powder, fish soluble slurry protein powder, albumen local flavor element, and in composite feeding promoting agent, the mass percentage of each component is: scallop powder 10 ~ 15%, albumen local flavor element 5 ~ 10%, fish soluble slurry protein powder 5 ~ 10%, Kelp Powder surplus.Each component in the present invention in composite feeding promoting agent is natural materials, not only has good phagostimulating effect, and is is easily digested and assimilated by crab body, can play the effect of nutrition fortifier, supplements the nutrition of crab body further.
As preferably, in every 1000g compound vitamin additive, containing 10 ~ 15g vitamin A, 3 ~ 5g vitamin D, 10 ~ 15g vitamin E, 10 ~ 15g Cobastab
1, 5 ~ 8g Cobastab
2, 5 ~ 8g Cobastab
3, 9 ~ 12g Cobastab
5, 9 ~ 12g Cobastab
6, 3 ~ 5g Cobastab
7, 2 ~ 5g Cobastab
11, 0.05 ~ 0.2g Cobastab
12, 130 ~ 160g inositol, 50 ~ 80g vitamin C, 2 ~ 8g vitamin K, all the other are wheat bran.
As preferably, in every 1000g composite mineral matter additive, containing 100 ~ 120g sodium chloride, 100 ~ 150g ferrous bisglycinate chelate, 25 ~ 30g zinc methionine, 20 ~ 25g magnesium glycinate, 10 ~ 15g Mn-Gly, 15 ~ 20g cupric glycinate, 3 ~ 5g cobalt methionine, 0.1 ~ 0.3g Potassiumiodate, 0.01 ~ 0.03g sodium selenite, all the other are zeolite powder.
For cultivating a preparation method for the mixed feed of soft shell mud crab, comprise the following steps:
(1) weighing: take each component by proportioning, stand-by.
(2) batch mixing: the fish meal taken, blood meal, shrimp head powder, soy bean powder, peanut meal, brewer's yeast, wheat germ powder, tanimoto powder, rosemary powder, calcium dihydrogen phosphate, shelling element, butylated hydroxy anisole, dibutyl hydroxy toluene, weighting agent, composite feeding promoting agent, compound vitamin additive and composite mineral matter additive are mixed, pulverize, add fish oil after crossing 100 ~ 120 mesh sieves again to stir, obtain compound.Raw material crosses 100 ~ 120 mesh sieves after pulverizing, crab body situation of ingesting is better, efficiency of feed utilization is high, raw material grinding particle size is too thick, digest and assimilate poor, and mouldability is poor, grinding particle size is too thin, when modified, easily cause feed " sandwich ", namely feed center is dry shape, easily occurs that abdominal distension is dead after crab body is ingested.
(3) modified granulation: granular wet feed to be carried out after modified, extrusion obtaining to compound.
(4) dry packing: be cooled to room temperature after the wet feed obtained is carried out dehydration cold air drying, namely obtain mixed feed finished product after packaging.
As preferably, in step (2) before carrying out batch mixing, carry out pretreatment to peanut meal, pretreated concrete grammar is: peanut meal is heated 50 ~ 60min at 110 ~ 120 DEG C.Peanut meal in mixed feed of the present invention contains the ANFs such as trypsin ihhibitor, can cause mud crab indigestion, and reduce efficiency of feed utilization, deactivation is carried out in pretreatment, can improve the utilization rate of feed.
As preferably, when carrying out modified granulation in step (3), modified temperature is 70 ~ 75 DEG C, and vapour pressure is 380 ~ 450kPa, and the humidity of material is 15 ~ 18%, and conditioning period is 25 ~ 35min.Modified technique is the key of Fodder making, soy bean powder is added with in the present invention, its gelatinization effect is very good, therefore the modified method of low temperature can be adopted to carry out modified to feed, being adjusted to temperature is 70 ~ 75 DEG C, the abundant gelatinization of soy bean powder can be made, ensure the mouthfeel of feed, the destruction that high temperature causes nutriment can be avoided again; The water content of material controls 15 ~ 18%, is conducive to the discharging of feed granules and shaping, can also avoids because feed water content is too low, causes that feed receiving ability declines, vitamin loss and amino acid whose destruction when carrying out extrusion process in extrusion cylinder.
As preferably, in step (3), the particle diameter of wet feed is 3 ~ 5mm.
Therefore, the present invention has following beneficial effect:
(1) compound feed prescription of the present invention is reasonable, palatability and phagostimulating effect good, absorption easy to digest, can make mud crab fast well-fattened, weightening finish, accumulate enough nutriments, promote mud crab shelling, improve survival rate, shorten the cultivation period of soft shell mud crab, and the survival rate of soft shell mud crab is high, rate of body weight gain is large, is conducive to improving culture benefit;
(2) this processing step of mixed feed preparation method of the present invention is simple, and be applicable to suitability for industrialized production, obtained mixed feed nutritive loss is little, good moldability, uniform particles.
Detailed description of the invention
Below by detailed description of the invention, the present invention will be further described.
Embodiment 1
A kind of mixed feed for cultivating soft shell mud crab, it is by fish meal, blood meal, shrimp head powder, soy bean powder, peanut meal, brewer's yeast, wheat germ powder, fish oil, tanimoto powder, rosemary powder, calcium dihydrogen phosphate, shelling element, butylated hydroxy anisole, dibutyl hydroxy toluene, weighting agent, composite feeding promoting agent, compound vitamin additive and composite mineral matter additive are made, in mixed feed, the concrete proportioning of each raw material is as shown in table 1, wherein, the concrete formula of weighting agent is as shown in table 2, the concrete formula of composite feeding promoting agent is as shown in table 3, the concrete formula of compound vitamin additive is as shown in table 4, the concrete formula of composite mineral matter additive is as shown in table 5.
The preparation method of mixed feed is:
(1) weighing: take each component by proportioning, stand-by.
(2) batch mixing: first peanut meal is heated 60min at 110 DEG C, then the fish meal taken, blood meal, shrimp head powder, soy bean powder, peanut meal, brewer's yeast, wheat germ powder, tanimoto powder, rosemary powder, calcium dihydrogen phosphate, shelling element, butylated hydroxy anisole, dibutyl hydroxy toluene, weighting agent, composite feeding promoting agent, compound vitamin additive and composite mineral matter additive are mixed, pulverize, add fish oil after sieving again to stir, obtain compound.
(3) modified granulation: after modified, extrusion is carried out to compound particle diameter is the graininess wet feed of 3mm, modified temperature is 70 DEG C, and vapour pressure is 380kPa, and the humidity of material is 18%, and conditioning period is 35min.
(4) dry packing: be cooled to room temperature after the wet feed obtained is carried out dehydration cold air drying, namely obtain mixed feed finished product after packaging.
Embodiment 2
A kind of mixed feed for cultivating soft shell mud crab, it is by fish meal, blood meal, shrimp head powder, soy bean powder, peanut meal, brewer's yeast, wheat germ powder, fish oil, tanimoto powder, rosemary powder, calcium dihydrogen phosphate, shelling element, butylated hydroxy anisole, dibutyl hydroxy toluene, weighting agent, composite feeding promoting agent, compound vitamin additive and composite mineral matter additive are made, in mixed feed, the concrete proportioning of each raw material is as shown in table 1, wherein, the concrete formula of weighting agent is as shown in table 2, the concrete formula of composite feeding promoting agent is as shown in table 3, the concrete formula of compound vitamin additive is as shown in table 4, the concrete formula of composite mineral matter additive is as shown in table 5.
The preparation method of mixed feed is:
(1) weighing: take each component by proportioning, stand-by.
(2) batch mixing: first peanut meal is heated 55min at 115 DEG C, then the fish meal taken, blood meal, shrimp head powder, soy bean powder, peanut meal, brewer's yeast, wheat germ powder, tanimoto powder, rosemary powder, calcium dihydrogen phosphate, shelling element, butylated hydroxy anisole, dibutyl hydroxy toluene, weighting agent, composite feeding promoting agent, compound vitamin additive and composite mineral matter additive are mixed, pulverize, add fish oil after sieving again to stir, obtain compound.
(3) modified granulation: after modified, extrusion is carried out to compound particle diameter is the graininess wet feed of 4mm, modified temperature is 72 DEG C, and vapour pressure is 400kPa, and the humidity of material is 17%, and conditioning period is 30min.
(4) dry packing: be cooled to room temperature after the wet feed obtained is carried out dehydration cold air drying, namely obtain mixed feed finished product after packaging.
Embodiment 3
A kind of mixed feed for cultivating soft shell mud crab, it is by fish meal, blood meal, shrimp head powder, soy bean powder, peanut meal, brewer's yeast, wheat germ powder, fish oil, tanimoto powder, rosemary powder, calcium dihydrogen phosphate, shelling element, butylated hydroxy anisole, dibutyl hydroxy toluene, weighting agent, composite feeding promoting agent, compound vitamin additive and composite mineral matter additive are made, in mixed feed, the concrete proportioning of each raw material is as shown in table 1, wherein, the concrete formula of weighting agent is as shown in table 2, the concrete formula of composite feeding promoting agent is as shown in table 3, the concrete formula of compound vitamin additive is as shown in table 4, the concrete formula of composite mineral matter additive is as shown in table 5.
The preparation method of mixed feed is:
(1) weighing: take each component by proportioning, stand-by.
(2) batch mixing: first peanut meal is heated 50min at 120 DEG C, then the fish meal taken, blood meal, shrimp head powder, soy bean powder, peanut meal, brewer's yeast, wheat germ powder, tanimoto powder, rosemary powder, calcium dihydrogen phosphate, shelling element, butylated hydroxy anisole, dibutyl hydroxy toluene, weighting agent, composite feeding promoting agent, compound vitamin additive and composite mineral matter additive are mixed, pulverize, add fish oil after sieving again to stir, obtain compound.
(3) modified granulation: after modified, extrusion is carried out to compound particle diameter is the graininess wet feed of 5mm, modified temperature is 75 DEG C, and vapour pressure is 450kPa, and the humidity of material is 15%, and conditioning period is 25min.
(4) dry packing: be cooled to room temperature after the wet feed obtained is carried out dehydration cold air drying, namely obtain mixed feed finished product after packaging.
The concrete proportioning of each component in table 1 each embodiment mixed feed
| Raw material | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Fish meal (Kg) | 35 | 37 | 40 |
| Blood meal (Kg) | 10 | 15 | 12 |
| Shrimp head powder (Kg) | 6 | 5 | 10 |
| Soy bean powder (Kg) | 23 | 25 | 20 |
| Peanut meal (Kg) | 10 | 12 | 15 |
| Brewer's yeast (Kg) | 3 | 5 | 4 |
| Wheat germ powder (Kg) | 5 | 6 | 10 |
| Fish oil (Kg) | 4 | 3 | 5 |
| Tanimoto powder (Kg) | 3 | 5 | 4 |
| Rosemary powder (Kg) | 6 | 5 | 10 |
| Calcium dihydrogen phosphate (Kg) | 2 | 3 | 1 |
| Shelling element (Kg) | 0.1 | 0.12 | 0.2 |
| Butylated hydroxy anisole (Kg) | 0.01 | 0.02 | 0.03 |
| Dibutyl hydroxy toluene (Kg) | 0.01 | 0.02 | 0.03 |
| Weighting agent (Kg) | 2 | 1 | 3 |
| Composite feeding promoting agent (Kg) | 2 | 3 | 1 |
| Compound vitamin additive (Kg) | 0.3 | 0.5 | 0.4 |
| Composite mineral matter additive (Kg) | 0.4 | 0.3 | 0.5 |
The concrete formula of table 2 each embodiment weighting agent
| Component | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Low polyxylose alcohol (%) | 0.1 | 0.2 | 0.3 |
| Cholesterol (%) | 6 | 10 | 5 |
| Tangerine peel powder (%) | 89.7 | 84.7 | 91.4 |
| Citric acid (%) | 3 | 2 | 1 |
| Bromelain (%) | 1 | 3 | 2 |
| Bacillus licheniformis (%) | 0.2 | 0.1 | 0.3 |
The concrete formula of table 3 each embodiment composite feeding promoting agent
| Component | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Scallop powder (%) | 10 | 15 | 13 |
| Albumen local flavor element (%) | 7 | 5 | 10 |
| Fish soluble slurry protein powder (%) | 10 | 6 | 5 |
| Kelp Powder (%) | 73 | 74 | 72 |
The concrete formula of table 4 each embodiment compound vitamin additive
| Component | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Vitamin A (g/1000g) | 10 | 12 | 15 |
| Vitamin D (g/1000g) | 4 | 5 | 3 |
| Vitamin E (g/1000g) | 12 | 15 | 10 |
| Vitamin B1 (g/1000g) | 12 | 10 | 15 |
| Vitamin B2 (g/1000g) | 7 | 5 | 8 |
| Vitamin B3 (g/1000g) | 5 | 8 | 6 |
| Vitamin B5 (g/1000g) | 12 | 10 | 9 |
| Vitamin B6 (g/1000g) | 9 | 11 | 12 |
| VB7 (g/1000g) | 3 | 4 | 5 |
| VB11 (g/1000g) | 2 | 4 | 5 |
| Vitamin B12 (g/1000g) | 0.05 | 0.2 | 0.1 |
| Inositol (g/1000g) | 160 | 130 | 140 |
| Vitamin C (g/1000g) | 80 | 60 | 50 |
| Vitamin K (g/1000g) | 2 | 3 | 8 |
| Wheat bran (g/1000g) | 681.95 | 722.8 | 713.9 |
The concrete formula of table 5 each embodiment composite mineral matter additive
| Component | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Sodium chloride (g/1000g) | 120 | 100 | 105 |
| Ferrous bisglycinate chelate (g/1000g) | 100 | 150 | 110 |
| Zinc methionine (g/1000g) | 20 | 22 | 25 |
| Magnesium glycinate (g/1000g) | 20 | 25 | 22 |
| Mn-Gly (g/1000g) | 10 | 15 | 12 |
| Cupric glycinate (g/1000g) | 20 | 15 | 12 |
| Cobalt methionine (g/1000g) | 3 | 4 | 5 |
| Potassiumiodate (g/1000g) | 0.3 | 0.2 | 0.1 |
| Sodium selenite (g/1000g) | 0.01 | 0.02 | 0.03 |
| Zeolite powder (g/1000g) | 706.69 | 668.78 | 708.87 |
To be thrown something and fed mud crab by mixed feed of the present invention, cultivate and namely shell for 10 ~ 12 days, husking yield can reach more than 94%; mud crab survival rate after shelling is more than 92%; body weight is increased in more than 50%, can realize the large-scale production of soft shell mud crab, remarkable in economical benefits.
Above-described embodiment is one of the present invention preferably scheme, not does any pro forma restriction to the present invention, also has other variant and remodeling under the prerequisite not exceeding the technical scheme described in claim.
Claims (4)
1. one kind for cultivating the mixed feed of soft shell mud crab, it is characterized in that, described mixed feed is made up of the component of following weight portion: fish meal 35 ~ 40 parts, blood meal 10 ~ 15 parts, shrimp head powder 5 ~ 10 parts, soy bean powder 20 ~ 25 parts, peanut meal 10 ~ 15 parts, brewer's yeast 3 ~ 5 parts, wheat germ powder 5 ~ 10 parts, 3 ~ 5 parts, fish oil, Gluten 3 ~ 5 parts, 5 ~ 10 parts, rosemary powder, calcium dihydrogen phosphate 1 ~ 3 part, shelling element 0.1 ~ 0.2 part, butylated hydroxy anisole 0.01 ~ 0.03 part, dibutyl hydroxy toluene 0.01 ~ 0.03 part, weighting agent 1 ~ 3 part, composite feeding promoting agent 1 ~ 3 part, compound vitamin additive 0.3 ~ 0.5 part, composite mineral matter additive 0.1 ~ 0.3 part, wherein
,described weighting agent is mixed by xylo-oligosaccharide, cholesterol, tangerine peel powder, citric acid, bromelain, bacillus licheniformis, in weighting agent, the mass percentage of each component is: xylo-oligosaccharide 0.1 ~ 0.3%, cholesterol 5 ~ 10%, citric acid 1 ~ 3%, bromelain 1 ~ 3%, bacillus licheniformis 0.1 ~ 0.3%, tangerine peel powder surplus, described composite feeding promoting agent is mixed by Kelp Powder, scallop powder, fish soluble slurry protein powder, albumen local flavor element, in composite feeding promoting agent, the mass percentage of each component is: scallop powder 10 ~ 15%, albumen local flavor element 5 ~ 10%, fish soluble slurry protein powder 5 ~ 10%, Kelp Powder surplus, in every 1000g compound vitamin additive, containing 10 ~ 15g vitamin A, 3 ~ 5g vitamin D, 10 ~ 15g vitamin E, 10 ~ 15g Cobastab
1, 5 ~ 8g Cobastab
2, 5 ~ 8g Cobastab
3, 9 ~ 12g Cobastab
5, 9 ~ 12g Cobastab
6, 3 ~ 5g Cobastab
7, 2 ~ 5g Cobastab
11, 0.05 ~ 0.2g Cobastab
12, 130 ~ 160g inositol, 50 ~ 80g vitamin C, 2 ~ 8g vitamin K, all the other are wheat bran, in every 1000g composite mineral matter additive, containing 100 ~ 120g sodium chloride, 100 ~ 150g ferrous bisglycinate chelate, 25 ~ 30g zinc methionine, 20 ~ 25g magnesium glycinate, 10 ~ 15g Mn-Gly, 15 ~ 20g cupric glycinate, 3 ~ 5g cobalt methionine, 0.1 ~ 0.3g Potassiumiodate, 0.01 ~ 0.03g sodium selenite, all the other are zeolite powder.
2. as claimed in claim 1 for cultivating a preparation method for the mixed feed of soft shell mud crab, it is characterized in that, comprise the following steps:
(1) weighing: take each component by proportioning, stand-by;
(2) batch mixing: first pretreatment is carried out to peanut meal, pretreated concrete grammar is: peanut meal is heated 50 ~ 60min at 110 ~ 120 DEG C, again the fish meal taken, blood meal, shrimp head powder, soy bean powder, peanut meal, brewer's yeast, wheat germ powder, Gluten, rosemary powder, calcium dihydrogen phosphate, shelling element, butylated hydroxy anisole, dibutyl hydroxy toluene, weighting agent, composite feeding promoting agent, compound vitamin additive and composite mineral matter additive are mixed, pulverize, add fish oil after crossing 100 ~ 120 mesh sieves again to stir, obtain compound;
(3) modified granulation: granular wet feed to be carried out after modified, extrusion obtaining to compound;
(4) dry packing: be cooled to room temperature after the wet feed obtained is carried out dehydration cold air drying, namely obtain mixed feed finished product after packaging.
3. preparation method according to claim 2, is characterized in that, when carrying out modified granulation in step (3), modified temperature is 70 ~ 75 DEG C, and vapour pressure is 380 ~ 450kPa, and the humidity of material is 15 ~ 18%, and conditioning period is 25 ~ 35min.
4. preparation method according to claim 2, is characterized in that, in step (3), the particle diameter of wet feed is 3 ~ 5mm.
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| CN104187076A (en) * | 2014-07-30 | 2014-12-10 | 奉化益珍海藻科技有限公司 | Formula and processing technology for preparing soft particle baits of scylla serrata |
| CN107348110A (en) * | 2017-07-25 | 2017-11-17 | 明光市永言水产(集团)有限公司 | A kind of biological expanded pellet diet for improving river crab meat nutrition |
| CN107529411B (en) * | 2017-09-15 | 2020-11-27 | 汕头大学 | Compound feed for soft-shell crabs of scylla paramamosain and preparation method thereof |
| CN107668393A (en) * | 2017-09-27 | 2018-02-09 | 安徽永言河蟹原种场 | One kind promotes river crab metabolism feed |
| CN111955623A (en) * | 2020-07-27 | 2020-11-20 | 北部湾大学 | Feed for improving generation and survival of soft-shell crabs and processing method thereof |
| CN112314808A (en) * | 2020-11-05 | 2021-02-05 | 安徽天邦饲料科技有限公司 | Shelled shrimp pellet feed for promoting shell softening and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101569376A (en) * | 2009-06-01 | 2009-11-04 | 浙江金大地饲料有限公司 | Expanded sinking formula feed suitable for sea crabs to ingest and method for preparing same |
| CN102687812A (en) * | 2012-04-23 | 2012-09-26 | 浙江省海洋开发研究院 | Compound feed for Scylla serrata, preparation and application method thereof |
| CN102687810A (en) * | 2012-04-23 | 2012-09-26 | 浙江省海洋开发研究院 | Compound feed for Scylla serrata and preparation method of same |
| CN102687813A (en) * | 2012-04-23 | 2012-09-26 | 浙江省海洋开发研究院 | Nutrient and green feed capable of enhancing immune function of mud crab and preparing method thereof |
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