CN1363229A - Application of fly maggot as additive of prawn feed - Google Patents
Application of fly maggot as additive of prawn feed Download PDFInfo
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- CN1363229A CN1363229A CN02114764A CN02114764A CN1363229A CN 1363229 A CN1363229 A CN 1363229A CN 02114764 A CN02114764 A CN 02114764A CN 02114764 A CN02114764 A CN 02114764A CN 1363229 A CN1363229 A CN 1363229A
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- prawn
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- fly maggot
- maggot
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- 239000000654 additive Substances 0.000 title claims abstract description 26
- 230000000996 additive effect Effects 0.000 title abstract description 23
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- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims abstract description 11
- 239000002002 slurry Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 13
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- 239000003674 animal food additive Substances 0.000 claims description 9
- YBJHBAHKTGYVGT-ZKWXMUAHSA-N (+)-Biotin Chemical compound N1C(=O)N[C@@H]2[C@H](CCCCC(=O)O)SC[C@@H]21 YBJHBAHKTGYVGT-ZKWXMUAHSA-N 0.000 claims description 6
- PVNIIMVLHYAWGP-UHFFFAOYSA-N Niacin Chemical compound OC(=O)C1=CC=CN=C1 PVNIIMVLHYAWGP-UHFFFAOYSA-N 0.000 claims description 6
- OVBPIULPVIDEAO-LBPRGKRZSA-N folic acid Chemical compound C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)N[C@@H](CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-LBPRGKRZSA-N 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
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- OVBPIULPVIDEAO-UHFFFAOYSA-N N-Pteroyl-L-glutaminsaeure Natural products C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)NC(CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-UHFFFAOYSA-N 0.000 claims description 3
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- 229960002079 calcium pantothenate Drugs 0.000 claims description 3
- 229960000304 folic acid Drugs 0.000 claims description 3
- 235000019152 folic acid Nutrition 0.000 claims description 3
- 239000011724 folic acid Substances 0.000 claims description 3
- 229960000367 inositol Drugs 0.000 claims description 3
- CDAISMWEOUEBRE-GPIVLXJGSA-N inositol Chemical compound O[C@H]1[C@H](O)[C@@H](O)[C@H](O)[C@H](O)[C@@H]1O CDAISMWEOUEBRE-GPIVLXJGSA-N 0.000 claims description 3
- 229960003512 nicotinic acid Drugs 0.000 claims description 3
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- 238000001035 drying Methods 0.000 abstract description 3
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Landscapes
- Feed For Specific Animals (AREA)
- Fodder In General (AREA)
Abstract
An additive of prawn feed is prepared from fly maggot through beating it to become milk. Said feed of prawn is prepared through mixing said fly maggot milk (10-20%) with the ordinary feed, adding vitamines, and low-temp drying. Said feed can promote growth and development of prawn, and effectively suppress viral diseases and bacterial diseases.
Description
Technical field
The present invention relates to the purposes of fly maggot as the prawn feed additive that can prevent prawn virus disease and promote to grow.
Background technology
Cultured prawn since the nineties, has been developed rapidly in the China mainland coastal area, and is obtained distinct economic as the industry that can bring high benefit.But since 1993, the prawn fulminant epidemic disease especially generation of virosis was brought devastating disaster to shrimp culture industry, only worked as annual production and just reduced about 70%; 1994, national total output is 60,000 tons of less thaies.Prawn virus disease has been the dead enemy of shrimp culture industry at present, has caused the tremendous economic loss to shrimp culture industry.Therefore, how effectively to control the generation of virosis in the prawn culturing process, become this area problem demanding prompt solution.
Fly maggot can be used as the feed of raising poultry, fowl, bird, ermine, gekko, fish, bullfrog, centipede, scorpion etc.During as hello chicken, every young chicken feeds bright maggot 2-3g every day, growth chicken 5-7g, and the chicken 10-12g that grows up, its speed of growth is accelerated greatly; Feed laying hen, the quantity of laying eggs increases.After measured, the protein content of maggot powder is up to 54.47%, and is higher by 12% than soft-shelled turtle, and amino acid content is 10 times of the soft-shelled turtle powder, thus be a kind ofly be of high nutritive value, the animal protein of reasonable mixture ratio.People are interested to be but more allow, and fly maggot has very strong immunologic function, effects such as antibacterial material (being antibacterial protein) the tool antibacterium that produces in its body, virosis.Studies show that the time-to-live of any germ in the fly body is no more than 7 days, as long as and the fly antibacterial protein of ten thousand/concentration is arranged, just can kill multiple germ, it renders a service any antibiotic of having found far above the present mankind.But, as the prawn feed additive, yet there are no report with fly maggot.
Summary of the invention
The purpose of this invention is to provide the new purposes of fly maggot, and a kind of method of preventing prawn virus disease and promotion prawn to grow is provided as the prawn feed additive.
The inventor tests confirmation after deliberation, feeds prawn with the fly maggot composition, can effectively improve the anti-virus ability of prawn and promote it to grow, and shows the prawn feed additive that fly maggot can be used as the prevention prawn virus disease and promotes to grow.
Fly maggot is used as the prawn feed additive, fly maggot can be made the maggot slurry, makes an addition in the prawn feed; The addition of maggot slurry is the 10-20% of feed weight.
Also the maggot slurry can be cooperated with multivitamin to make an addition in the prawn feed, concrete proportioning is to add following composition: V in per 1 ton of maggot slurry
A2000-2200 international unit, V
D340-350 international unit, V
E240-250g, V
K90-110g, V
B115-17g, V
B219-21g, V
B619-21g, V
B123-5, V
C90-110g, nicotinic acid 55-65g, calcium pantothenate 25-35g, folic acid 4.5-6.5g, inositol 80-100g, biotin 10-11g.
Fly maggot is as follows as the processing and the adding technique scheme of prawn feed additive: the nontoxic fly maggot of collecting artificial feeding, make the maggot slurry, can add aforesaid vitamin and other composition again, mixing, be added in the feed by a certain percentage then, dry 10-20 below 41 ℃ second, make the prawn feed that contains the fly maggot additive.Process is carried out being no more than under 41 ℃ the temperature.
The present invention also provides a kind of and prevents prawn virus disease and promote the method that prawn grows, and its concrete measure is to add the fly maggot slurry that accounts for feed weight 10-20% in the feed of throwing something and feeding to prawn.
The present invention has following beneficial effect: according to the present invention, be added with the prawn feed of fly maggot component additive agent, its protein content reaches 40-43%, and other index also meets the prawn feed national standard fully; Through evidence, to compare with the normal diet that does not add this prawn feed additive, this prawn feed can not only significantly promote prawn to grow, and makes the prawn growth evenly, but also can effectively suppress the generation of prawn virus disease and other bacterial disease.
The specific embodiment
The nutritional labeling analysis of the interpolation of embodiment 1. fly maggots and interpolation back feed
1. process conditions
The requirement fly maggot is smash the overall process of starching and allocating in the feed, and temperature is no more than 41 ℃, and process time is short as far as possible.
2. concrete grammar
(1) fly maggot is raised: raise fly maggot with following feed formula: 80% wheat bran, 10% brewer's yeast, 10% rice bran.Feed is added water allocate to water content 70-80%, connect fly blow, 27 ℃ of hatchings were down raised to 5 ages, and separation is collected.Preserve down for-10 ℃～-20 ℃.
(2) smash slurry: after frozen fly maggot is thawed, smash slurry immediately, elimination worm skin is made the maggot slurry.
(3) maggot slurry is cooperated with multivitamin be modulated into the prawn feed additive: adding following composition: V in 1 ton of maggot is starched
A2000 international units, V
D350 international units, V
E250g, V
K100g, V
B116g, V
B220g, V
B620g, V
B124g, V
C100g, nicotinic acid 60g, calcium pantothenate 30g, folic acid 5.5g, inositol 90g, biotin 12g stir.
(4) adding method: buy and be exclusively used in the feed of raising prawn, the additive that fly maggot and B B-complex are modulated makes an addition in the feed by 10% amount, concrete grammar is as follows: the feed of buying is put into mixer, stir gently, high-pressure spray gun on the mixer evenly is sprayed on the fly maggot for preparing on the feed simultaneously, mixes thoroughly.
(5) drying: the feed that the companion is even is discharged from mixer, enters in the dry machine with air-blast device, 41 ℃ down 10 second inner drying, packing.
3. two kinds of feed nutrients are more as shown in table 1.
Two kinds of feed nutrients of table 1 relatively
Thick protein crude fat crude fibre moisture coarse ash calcium total phosphorus feed kind (%) is (%) (%) (%) (%) (%) (%)
〉=〉=≤≤≤≤ 〉=feed of additive contained
42.6 6.0 4.2 9.3 11.2 2.4 1.1 (juvenile prawn material)
*The feed that does not contain additive
5.27 4.0 9.2 11.0 2.3 1.1 40.1 (juvenile prawn material) national standard
40.0 3.0 5.0 12.5 15.0 4.0 1.0 (juvenile prawn material) are annotated:
*Additive adds by 10%
As shown in Table 1, every index of two kinds of prawn feeds all reaches state-set standard, and additivated feed protein and fat content be all than un-added feed height, and crude fibre, coarse ash are also slightly high, and moisture, calcium and total phosphorus content are suitable.
Embodiment 2. fly maggot additive centerings become shrimp to grow and suppress viral pathogenetic effect
Table 2 is thrown something and fed and is contained fly maggot additive and the feed that does not contain the fly maggot additive
To control prawn virus disease and the effect that promotes that prawn grows
Flat throwing something and feeding tested 27 days prawn disease poison in 27 days before the test
Test the shrimp growth of the preceding pool
All pool Prawn infects dead behind the average single head of single head shrimp
Prawn density speed
*The shrimp outward appearance
The heavy density of the heavy shrimp rate of dying
*
(head/m
2) (mg/ days)
(g/ head) (g/ head) (head/m
2) (%) throw something and feed and contain fly maggot and add the blue or green brown of shrimp body, it is active to play the shrimp 4.2 90.6 8.3 82.1 151.9 9.4 that adds agent feedstuff behind the water, it is strong to jump, give birth to the long normal diet shrimp body yellow-white of evenly throwing something and feeding in the pool, the shrimp pool 4.2 92.3 6.2 44.9 74.1 51.4 liveness that rise behind the water are poor, number of skips
Few, the inhomogeneous notes of growing:
*The average single head shrimp of throwing something and feeding before the average single head shrimp weight-test in the 27 days fate of weigh/throwing something and feeding;
*Because the death of duration of test prawn causes by infective virus fully,
This test has been selected to raise 45 days with normal diet, most of prawn is infective virus, and beginning is dead, and test on the shrimp pool that environmental condition is suitable, and wherein the normal diet of throwing something and feeding is continued on 2 shrimp pools, in addition 2 feeds of then throwing something and feeding and process with same normal diet in the shrimp pool that contain the fly maggot additive, weighed in the 27th day in the test back, according to the prawn density on the shrimp pool before the test and the density after the test, the measuring and calculating prawn ' s virus infects the death rate, the results are shown in Table 2 simultaneously.As shown in Table 2, with the feed raising prawn of having added the fly maggot additive, its speed of growth ratio uses the fast growth that does not add the fly maggot additive more than 1 times, and the shrimp growth evenly, vigor height, body colour health, the obvious height than hello normal diet of food ingestion.According to the investigation before the test, during test the prawn ' s virus infection rate on two shrimp pools all more than 50%, and existing a small amount of shrimp death every day, contain the shrimp pool of fly maggot additive feed but throw something and feed, just lose the shrimp that dies of illness after 7 days, and in the 27 day time of throwing something and feeding, need not to throw in any antibiotic to the shrimp pool; And the shrimp pool of the normal diet of throwing something and feeding, all can salvage the shrimp that dies of illness every day, and quantity constantly increases, after 27 days due to illness poison infect dead quantity and surpass 50%, find out that thus the fly maggot additive of this project development is promoting prawn to grow and preventing and treating tool remarkable result aspect the virosis two.
The influence that embodiment 3. fly maggot additives grow to juvenile prawn
From putting first day of shrimp seedling, select 2 shrimp pools normal diet of throwing something and feeding, 2 feeds of throwing something and feeding and process with same normal diet in the shrimp pool that contain the fly maggot additive in addition, measurement shrimp seedling body is long after 20 days, the results are shown in Table 3.As shown in Table 3, what 4 shrimp seedlings that put on the pool were used during on-test is with shrimp seedling a collection of, that size is identical, feeding threw something and fed after 20 days contains the shrimp pool of fly maggot additive feed, its prawn is than the long average long 7mm of the body of raising with normal diet, fast growth is more than 1 times, and the influence that its influence that juvenile prawn is grown becomes shrimp to grow with centering is similar.
Table 3 is thrown something and fed and is contained the influence that fly maggot additive and the feed that does not contain the fly maggot additive grow to juvenile prawn
Long the 20th day long-living long speed of shrimp seedling body of the shrimp seedling body of on-test
(mm) (mm) (mm/ days) are thrown something and fed and are contained the shrimp pool 6.5 ± 0.9 20.0 ± 2.3 0.68 of fly maggot additive feed
The shrimp pool 6.5 ± 0.9 13.0 ± 3.1 0.33 embodiment 4. of normal diet of throwing something and feeding throw something and feed DIFFERENT FEED prawn pool water quality influence as known from Table 4, the shrimp pool water quality that contains fly maggot additive feed of throwing something and feeding is clearly better, increase as dissolved oxygen amount and transparency, sulfide reduces.
The throw something and feed influence of DIFFERENT FEED prawn pool water quality of table 4.
Dissolved oxygen sulfide nitrous acid nitrogen ammoniacal nitrogen transparency
Salinity pH
(mg/l) (mg/l) (mg/l) (mg/l) (cm) throw something and feed shrimp pool 0 6.32 7.8 0.13 0.05 0.06 22 of normal diet, the shrimp pool 0 7.68 8.0 0.06 0.09 0.14 25 of fly maggot additive feed of throwing something and feeding
Claims (5)
1. fly maggot is as the prawn feed Application of Additives.
2. according to the application of claim 1, it is characterized in that fly maggot is made the maggot slurry, make an addition in the prawn feed; The addition of maggot slurry is the 10-20% of feed weight.
3. according to the application of claim 2, it is characterized in that the maggot slurry is made an addition in the prawn feed with the multivitamin cooperation, concrete proportioning is to add following composition: V in per 1 ton of maggot slurry
A2000-2200 international unit, V
D340-350 international unit, V
E240-250g, V
K90-110g, V
B115-17g, V
B219-21g, V
B619-21g, V
B123-5, V
C90-110g, nicotinic acid 55-65g, calcium pantothenate 25-35g, folic acid 4.5-6.5g, inositol 80-100g, biotin 10-11g.
4. according to the application of one of claim 1-3, it is characterized in that fly maggot carries out being no more than under 41 ℃ the temperature as the process of prawn feed additive.
5. one kind is prevented prawn virus disease and promotes the method that prawn grows, and it is characterized in that adding in the feed of throwing something and feeding the fly maggot slurry that accounts for feed weight 10-20% to prawn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02114764A CN1363229A (en) | 2002-01-21 | 2002-01-21 | Application of fly maggot as additive of prawn feed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02114764A CN1363229A (en) | 2002-01-21 | 2002-01-21 | Application of fly maggot as additive of prawn feed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1363229A true CN1363229A (en) | 2002-08-14 |
Family
ID=4743280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02114764A Pending CN1363229A (en) | 2002-01-21 | 2002-01-21 | Application of fly maggot as additive of prawn feed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1363229A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105495051A (en) * | 2015-12-22 | 2016-04-20 | 防城港市现代科技有限公司 | Formula of on-site prepared juvenile Penaeus vannamei starter feed |
| CN105614074A (en) * | 2015-12-25 | 2016-06-01 | 广东鑫肽生物科技股份有限公司 | Novel insect protein concentrated feed with additive amount being 4% |
| CN108041346A (en) * | 2017-12-11 | 2018-05-18 | 中山大学 | A kind of America elver fly-maggot protein fodder additive and its preparation method and application of disease-resistant growth-promoting |
| CN114246274A (en) * | 2021-11-22 | 2022-03-29 | 周君荣 | Penaeus vannamei boone breeding protein feed using fly maggot powder to replace fish meal and processing technology thereof |
| CN116762909A (en) * | 2023-07-19 | 2023-09-19 | 中山大学 | Litopenaeus vannamei low fish meal compound feed suitable for low water temperature cultivation condition |
-
2002
- 2002-01-21 CN CN02114764A patent/CN1363229A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105495051A (en) * | 2015-12-22 | 2016-04-20 | 防城港市现代科技有限公司 | Formula of on-site prepared juvenile Penaeus vannamei starter feed |
| CN105614074A (en) * | 2015-12-25 | 2016-06-01 | 广东鑫肽生物科技股份有限公司 | Novel insect protein concentrated feed with additive amount being 4% |
| CN108041346A (en) * | 2017-12-11 | 2018-05-18 | 中山大学 | A kind of America elver fly-maggot protein fodder additive and its preparation method and application of disease-resistant growth-promoting |
| CN114246274A (en) * | 2021-11-22 | 2022-03-29 | 周君荣 | Penaeus vannamei boone breeding protein feed using fly maggot powder to replace fish meal and processing technology thereof |
| CN116762909A (en) * | 2023-07-19 | 2023-09-19 | 中山大学 | Litopenaeus vannamei low fish meal compound feed suitable for low water temperature cultivation condition |
| CN116762909B (en) * | 2023-07-19 | 2024-06-11 | 中山大学 | Litopenaeus vannamei low fish meal compound feed suitable for low water temperature cultivation condition |
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