CN114680084A - Breeding method for improving activity and health of young silkworms - Google Patents
Breeding method for improving activity and health of young silkworms Download PDFInfo
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- 241000255789 Bombyx mori Species 0.000 title claims abstract description 47
- 230000000694 effects Effects 0.000 title claims abstract description 25
- 230000036541 health Effects 0.000 title claims abstract description 20
- 238000009395 breeding Methods 0.000 title claims abstract description 13
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical class O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000001354 calcination Methods 0.000 claims abstract description 26
- 238000003756 stirring Methods 0.000 claims abstract description 24
- 235000016709 nutrition Nutrition 0.000 claims abstract description 18
- 244000017020 Ipomoea batatas Species 0.000 claims abstract description 17
- 235000002678 Ipomoea batatas Nutrition 0.000 claims abstract description 17
- 235000010855 food raising agent Nutrition 0.000 claims abstract description 16
- 229910052901 montmorillonite Inorganic materials 0.000 claims abstract description 12
- 235000015190 carrot juice Nutrition 0.000 claims abstract description 11
- 239000007864 aqueous solution Substances 0.000 claims abstract description 8
- WIIZWVCIJKGZOK-RKDXNWHRSA-N chloramphenicol Chemical compound ClC(Cl)C(=O)N[C@H](CO)[C@H](O)C1=CC=C([N+]([O-])=O)C=C1 WIIZWVCIJKGZOK-RKDXNWHRSA-N 0.000 claims abstract description 8
- 229960005091 chloramphenicol Drugs 0.000 claims abstract description 8
- 235000015097 nutrients Nutrition 0.000 claims abstract description 6
- 240000000249 Morus alba Species 0.000 claims description 29
- 235000008708 Morus alba Nutrition 0.000 claims description 29
- 238000000855 fermentation Methods 0.000 claims description 18
- 230000004151 fermentation Effects 0.000 claims description 18
- 239000003795 chemical substances by application Substances 0.000 claims description 16
- 238000005286 illumination Methods 0.000 claims description 16
- 239000000243 solution Substances 0.000 claims description 16
- 238000000227 grinding Methods 0.000 claims description 10
- 238000001132 ultrasonic dispersion Methods 0.000 claims description 7
- 238000012364 cultivation method Methods 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 6
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 claims description 5
- 239000004382 Amylase Substances 0.000 claims description 5
- 102000013142 Amylases Human genes 0.000 claims description 5
- 108010065511 Amylases Proteins 0.000 claims description 5
- 108010059892 Cellulase Proteins 0.000 claims description 5
- 235000019418 amylase Nutrition 0.000 claims description 5
- 229940106157 cellulase Drugs 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000002715 modification method Methods 0.000 claims description 5
- 230000003020 moisturizing effect Effects 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- 238000004537 pulping Methods 0.000 claims description 5
- 238000002791 soaking Methods 0.000 claims description 5
- 235000010413 sodium alginate Nutrition 0.000 claims description 5
- 229940005550 sodium alginate Drugs 0.000 claims description 5
- 239000000661 sodium alginate Substances 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 5
- 238000009210 therapy by ultrasound Methods 0.000 claims description 4
- 230000007613 environmental effect Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000000384 rearing effect Effects 0.000 claims 3
- 239000012266 salt solution Substances 0.000 claims 1
- 239000007858 starting material Substances 0.000 claims 1
- 238000002156 mixing Methods 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 6
- 102000019197 Superoxide Dismutase Human genes 0.000 description 5
- 108010012715 Superoxide dismutase Proteins 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000004321 preservation Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K67/00—Rearing or breeding animals, not otherwise provided for; New or modified breeds of animals
- A01K67/033—Rearing or breeding invertebrates; New breeds of invertebrates
- A01K67/04—Silkworms
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/10—Animal feeding-stuffs obtained by microbiological or biochemical processes
- A23K10/12—Animal feeding-stuffs obtained by microbiological or biochemical processes by fermentation of natural products, e.g. of vegetable material, animal waste material or biomass
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K20/00—Accessory food factors for animal feeding-stuffs
- A23K20/10—Organic substances
- A23K20/195—Antibiotics
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K20/00—Accessory food factors for animal feeding-stuffs
- A23K20/20—Inorganic substances, e.g. oligoelements
- A23K20/28—Silicates, e.g. perlites, zeolites or bentonites
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K50/00—Feeding-stuffs specially adapted for particular animals
- A23K50/90—Feeding-stuffs specially adapted for particular animals for insects, e.g. bees or silkworms
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Animal Husbandry (AREA)
- Zoology (AREA)
- Food Science & Technology (AREA)
- Biotechnology (AREA)
- Physiology (AREA)
- Molecular Biology (AREA)
- Health & Medical Sciences (AREA)
- Environmental Sciences (AREA)
- Birds (AREA)
- Insects & Arthropods (AREA)
- Sustainable Development (AREA)
- Biodiversity & Conservation Biology (AREA)
- Biochemistry (AREA)
- Biomedical Technology (AREA)
- Microbiology (AREA)
- Animal Behavior & Ethology (AREA)
- Inorganic Chemistry (AREA)
- Botany (AREA)
- Mycology (AREA)
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Abstract
The invention discloses a breeding method for improving activity and health of young silkworms, which comprises the following steps: step one, preparing a nutritional agent: and (2) feeding 20-30 parts of carrot juice and 4-10 parts of chloramphenicol aqueous solution into a stirring tank, then adding 2-10 parts of modified montmorillonite, stirring and reacting at 80-110 ℃ for 15-25min at the stirring speed of 100-200r/min, then adding 1-5 parts of leavening agent, and continuing stirring for 10-20min to obtain the nutrient. The nutritional agent is prepared by blending carrot juice, a chloramphenicol aqueous solution, a leavening agent and modified montmorillonite, rich nutritional substances can be provided by the purple sweet potatoes in the carrot juice and the leavening agent, and the activity and the dispersing capacity of the montmorillonite can be enhanced by calcining and ultrasonically treating the modified montmorillonite.
Description
Technical Field
The invention relates to the technical field of young silkworm breeding, in particular to a breeding method for improving the activity and health of young silkworms.
Background
In the process of silkworm feeding, reasonable humidity and ventilation are guaranteed, silkworm bodies are required to be disinfected regularly to eliminate sick silkworms, the reason is that the physique of young silkworms is poor, the silkworms are single in food and generally are mulberry leaves which are easily polluted by pesticides and poor air environment, the polluted mulberry leaves which are eaten by the silkworms are easily infected by diseases, and the young silkworms are abnormally developed and even poisoned to die after eating the polluted mulberry leaves, so that the survival rate of the young silkworms is lowered, and the production cost is increased indirectly.
Therefore, the problem can be solved fundamentally only by improving the resistance of the young silkworm, and meanwhile, the young silkworm can grow rapidly only by comprehensive nutrition, and meanwhile, the physique is enhanced; based on the method, the invention provides a breeding method for improving the activity and health of young silkworms.
Disclosure of Invention
The invention aims to provide a breeding method for improving the activity and health of young silkworms, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a breeding method for improving activity and health of young silkworms, which comprises the following steps:
step one, preparing a nutritional agent: feeding 20-30 parts of carrot juice and 4-10 parts of chloramphenicol aqueous solution into a stirring tank, adding 2-10 parts of modified montmorillonite, stirring at 80-110 ℃ for reaction for 15-25min at a stirring speed of 100-200r/min, adding 1-5 parts of a fermentation agent, and continuously stirring for 10-20min to obtain a nutrient;
step two, mulberry leaf treatment: taking mulberry leaves once in 1-2 days, then spraying a nutrient on the surfaces of the mulberry leaves, placing the mulberry leaves in an irradiation box for irradiation for 10-20min, wherein the irradiation power is 150-;
step three, young silkworm treatment: the young silkworms are firstly illuminated under the illumination intensity of 100 and 200lx for 5-10min, and then fed with mulberry leaves;
and step four, keeping the temperature at 27 ℃, the environmental humidity at 70-75%, controlling the illumination time at 11-12 hours and the illumination intensity at 150-.
Preferably, the modification method of the modified montmorillonite comprises the following steps: the montmorillonite is firstly sent into a calcining furnace for calcining treatment, then sent into a grinding machine for grinding, passes through 200-300 meshes, then is subjected to ultrasonic dispersion in a sodium alginate solution with the mass fraction of 20-30% for 10-20min, and after the ultrasonic treatment, the montmorillonite is washed and dried to obtain the modified montmorillonite.
Preferably, the calcination temperature is 500-1000 ℃, and the calcination time is 10-20 min.
Preferably, the calcination temperature is 750 ℃ and the calcination time is 15 min.
Preferably, the preparation method of the leavening agent is as follows: the purple sweet potatoes are firstly sent into a treatment fluid for treatment, then are naturally dried and sent into a grinder for pulping treatment, then are added with amylase and cellulase for enzymolysis treatment, the enzymolysis is finished, then the purple sweet potatoes are sent into a fermentation tank for fermentation at the fermentation temperature of 32 ℃ for 1-2 days, and are filtered and centrifuged to obtain the leavening agent.
Preferably, the specific steps of the treatment liquid treatment are as follows: soaking purple sweet potato in the treating solution for 10-20min under 1.4-1.5MP for 10-20 min.
Preferably, the treatment fluid is 6-7% of saline solution by mass.
Preferably, the enzymolysis temperature is 35-37 ℃, and the enzymolysis time is 10-20 min.
Preferably, the moisture-keeping treatment is carried out at a humidity of 10-20%.
Preferably, the moisturizing treatment is performed at a humidity of 15%.
Compared with the prior art, the invention has the following beneficial effects:
the nutritional agent is prepared by blending carrot juice, a chloramphenicol aqueous solution, a leavening agent and modified montmorillonite, rich nutritional substances can be provided by the carrot juice and purple sweet potatoes in the leavening agent, the modified montmorillonite can enhance the activity and the dispersing capacity of the montmorillonite through calcination and ultrasonic treatment, the effect of an intermediate carrier is achieved, the carrot juice and the leavening agent are assisted to be contacted with mulberry leaves, the acquisition capacity of young silkworms on the nutritional agent is improved, the resistance and the activity of the young silkworms can be enhanced through a series of special operations such as illumination, the absorption of the nutritional agent by the young silkworms is stimulated, and the activity and the physique of the bred young silkworms can be obviously improved.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to specific embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the breeding method for improving the activity and health of young silkworms of the embodiment comprises the following steps:
step one, preparing a nutritional agent: feeding 20 parts of carrot juice and 4 parts of chloramphenicol aqueous solution into a stirring tank, adding 2 parts of modified montmorillonite, stirring at 80 ℃ for 15min, stirring at 100r/min, adding 1 part of leaven, and continuously stirring for 10min to obtain a nutritional agent;
step two, mulberry leaf treatment: collecting mulberry leaves once every 1 day, then spraying a nutritional agent on the surfaces of the mulberry leaves, placing the mulberry leaves in an irradiation box for irradiation for 10min, wherein the irradiation power is 150W, and after the irradiation is finished, carrying out moisture preservation treatment;
step three, young silkworm treatment: firstly, young silkworms are irradiated for 5min under the illumination intensity of 100lx, and then fed with mulberry leaves;
and step four, keeping the temperature at 27 ℃ and the environmental humidity at 70%, controlling the illumination time at 11 hours and the illumination intensity at 150lx, and continuously feeding the mulberry leaves.
The modification method of the modified montmorillonite in the embodiment comprises the following steps: the montmorillonite is firstly sent into a calcining furnace for calcining treatment, then sent into a grinding machine for grinding, and passes through a 200-mesh sieve, and then is subjected to ultrasonic dispersion in a sodium alginate solution with the mass fraction of 20% for 10min, and after the ultrasonic dispersion is finished, the montmorillonite is washed and dried, so that the modified montmorillonite is obtained.
The calcination temperature in this example was 500 ℃ and calcination was carried out for 10 min.
The preparation method of the leavening agent of the embodiment comprises the following steps: the purple sweet potatoes are firstly sent into a treatment fluid for treatment, then naturally aired and sent into a grinder for pulping treatment, then amylase and cellulase are added for enzymolysis treatment, the enzymolysis is finished, then the purple sweet potatoes are sent into a fermentation tank for fermentation at the fermentation temperature of 32 ℃ for 1d, and then the purple sweet potatoes are filtered and centrifuged to obtain a leavening agent.
The specific steps of the treatment solution treatment in this embodiment are: soaking purple sweet potato in the treating solution for 10min at 1.4MP for 10 min.
The treatment liquid in this example was a saline solution containing 6% by mass of the treatment liquid.
The enzymolysis temperature in this example is 35 ℃, and the enzymolysis is carried out for 10 min.
The moisturizing treatment of this example was performed at a humidity of 10%.
Example 2:
the breeding method for improving the activity and health of young silkworms of the embodiment comprises the following steps:
step one, preparing a nutritional agent: feeding 30 parts of carrot juice and 10 parts of chloramphenicol aqueous solution into a stirring tank, adding 10 parts of modified montmorillonite, stirring at 110 ℃ for 25min, stirring at a rotation speed of 200r/min, adding 5 parts of a fermentation agent, and continuously stirring for 20min to obtain a nutritional agent;
step two, mulberry leaf treatment: taking mulberry leaves once every 2 days, then spraying a nutrient on the surfaces of the mulberry leaves, placing the mulberry leaves in an irradiation box for irradiation for 20min, wherein the irradiation power is 250W, ending the irradiation, and then carrying out moisture preservation treatment;
step three, young silkworm treatment: illuminating young silkworm under illumination intensity of 200lx for 10min, and feeding folium Mori;
and step four, keeping the temperature at 27 ℃ and the ambient humidity at 75%, controlling the illumination time at 12 hours and the illumination intensity at 250lx, and continuing feeding the mulberry leaves.
The modification method of the modified montmorillonite in the embodiment comprises the following steps: the montmorillonite is firstly sent into a calcining furnace for calcining treatment, then sent into a grinding machine for grinding, and passes through a 300-mesh sieve, and then is subjected to ultrasonic dispersion in a sodium alginate solution with the mass fraction of 30% for 20min, and after the ultrasonic dispersion is finished, the montmorillonite is washed and dried, so that the modified montmorillonite is obtained.
The calcination temperature in this example was 1000 ℃ and calcination was carried out for 20 min.
The preparation method of the leavening agent of the embodiment comprises the following steps: the purple sweet potatoes are firstly sent into a treatment fluid for treatment, then are naturally dried and sent into a grinder for pulping treatment, then are added with amylase and cellulase for enzymolysis treatment, the enzymolysis is finished, and then are sent into a fermentation tank for fermentation at the fermentation temperature of 32 ℃ for 2d, and then are filtered and centrifuged to obtain the leavening agent.
The specific steps of the treatment solution treatment in this embodiment are: soaking purple sweet potato in the treating solution for 20min at 1.5MP for 20 min.
The treatment liquid in this example was a saline solution having a mass fraction of 7%.
The enzymolysis temperature in this example is 37 deg.C, enzymolysis 20 min.
The moisturizing treatment of this example was performed at a humidity of 20%.
Example 3:
the breeding method for improving the activity and health of young silkworms comprises the following steps:
step one, preparing a nutritional agent: feeding 25 parts of carrot juice and 7 parts of chloramphenicol aqueous solution into a stirring tank, adding 6 parts of modified montmorillonite, stirring at 95 ℃ for 20min, stirring at 150r/min, adding 3 parts of leavening agent, and continuously stirring for 15min to obtain a nutritional agent;
step two, mulberry leaf treatment: collecting folium Mori once in 1.5 days, spraying nutritional agent on folium Mori surface, irradiating in irradiation box with irradiation power of 200W for 15min, and keeping moisture;
step three, young silkworm treatment: firstly, young silkworms are irradiated for 7.5min under the illumination intensity of 150lx, and then fed with mulberry leaves;
and step four, keeping the temperature at 27 ℃ and the ambient humidity at 72.5%, controlling the illumination time at 11.5 hours and the illumination intensity at 200lx, and continuing feeding the mulberry leaves.
The modification method of the modified montmorillonite in the embodiment comprises the following steps: the montmorillonite is firstly sent into a calcining furnace for calcining treatment, then sent into a grinding machine for grinding, and passes through a 250-mesh sieve, and then is subjected to ultrasonic dispersion in a sodium alginate solution with the mass fraction of 25% for 15min, and after the ultrasonic treatment, the montmorillonite is washed and dried, so that the modified montmorillonite is obtained.
The calcination temperature in this example was 750 ℃ and calcination time was 15 min.
The preparation method of the leavening agent of the embodiment comprises the following steps: the purple sweet potatoes are firstly sent into a treatment fluid for treatment, then are naturally dried and sent into a grinder for pulping treatment, then are added with amylase and cellulase for enzymolysis treatment, the enzymolysis is finished, then the purple sweet potatoes are sent into a fermentation tank for fermentation at the fermentation temperature of 32 ℃ for 1.5 days, and are filtered and centrifuged to obtain the leavening agent.
The specific steps of the treatment solution treatment in this embodiment are: soaking purple sweet potato in the treating solution for 15min under 1.45MP for 15 min.
The treatment liquid in this example was a saline solution containing 6.5% by mass of the treatment liquid.
The enzymolysis temperature in this example is 36 deg.C, and enzymolysis is carried out for 15 min.
The moisturizing treatment of this example was performed at a humidity of 15%.
Comparative example 1:
fresh mulberry leaves are adopted to directly breed young silkworms.
The contents of superoxide dismutase (SOD) which is an active ingredient of young silkworms of examples 1 to 3 and comparative example 1 were measured.
| Group of | SOD content (U/ml) |
| Example 1 | 77 |
| Example 2 | 79 |
| Example 3 | 81 |
| Comparative example 1 | 45 |
As can be seen from examples 1 to 3 and comparative example 1, the content of superoxide dismutase (SOD) in the cultivation method of the present invention is as high as 81U/ml.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A breeding method for improving activity and health of young silkworms is characterized by comprising the following steps:
step one, preparing a nutritional agent: feeding 20-30 parts of carrot juice and 4-10 parts of chloramphenicol aqueous solution into a stirring tank, adding 2-10 parts of modified montmorillonite, stirring at 80-110 ℃ for reaction for 15-25min at a stirring speed of 100-200r/min, adding 1-5 parts of a fermentation agent, and continuously stirring for 10-20min to obtain a nutrient;
step two, mulberry leaf treatment: taking mulberry leaves once in 1-2 days, then spraying a nutrient on the surfaces of the mulberry leaves, placing the mulberry leaves in an irradiation box for irradiation for 10-20min, wherein the irradiation power is 150-;
step three, young silkworm treatment: the young silkworms are firstly illuminated under the illumination intensity of 100 and 200lx for 5-10min, and then fed with mulberry leaves;
and step four, keeping the temperature at 27 ℃, the environmental humidity at 70-75%, controlling the illumination time at 11-12 hours and the illumination intensity at 150-.
2. The cultivation method for improving the activity and health of young silkworms according to claim 1, wherein the modification method of the modified montmorillonite is as follows: the montmorillonite is firstly sent into a calcining furnace for calcining treatment, then sent into a grinding machine for grinding, passes through 200-300 meshes, then is subjected to ultrasonic dispersion in a sodium alginate solution with the mass fraction of 20-30% for 10-20min, and after the ultrasonic treatment, the montmorillonite is washed and dried to obtain the modified montmorillonite.
3. The breeding method for improving the activity and health of young silkworms as claimed in claim 1, wherein the calcination temperature is 500-1000 ℃ and the calcination time is 10-20 min.
4. The rearing method for improving the activity and health of young silkworms according to claim 3, wherein the calcination temperature is 750 ℃ and the calcination time is 15 min.
5. The cultivation method for improving the activity and health of young silkworms according to claim 1, wherein the preparation method of the starter is as follows: the purple sweet potatoes are firstly sent into a treatment fluid for treatment, then are naturally dried and sent into a grinder for pulping treatment, then are added with amylase and cellulase for enzymolysis treatment, the enzymolysis is finished, then the purple sweet potatoes are sent into a fermentation tank for fermentation at the fermentation temperature of 32 ℃ for 1-2 days, and are filtered and centrifuged to obtain the leavening agent.
6. The rearing method for improving the activity and health of young silkworms according to claim 5, wherein the treatment solution comprises the following specific steps: soaking purple sweet potato in the treating solution for 10-20min under 1.4-1.5MP for 10-20 min.
7. The cultivation method for improving the activity and health of young silkworms of claim 6, wherein the treatment solution is 6 to 7 mass percent of salt solution.
8. The cultivation method for improving the activity and health of young silkworms according to claim 5, wherein the enzymolysis temperature is 35-37 ℃ and the enzymolysis time is 10-20 min.
9. The cultivation method for improving the activity and health of young silkworms of claim 1, wherein the moisture-keeping treatment is carried out at a humidity of 10-20%.
10. The rearing method for improving the activity and health of young silkworms according to claim 9, wherein the moisturizing treatment is carried out at a humidity of 15%.
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