CN106719159A - A kind of Anguilla marmorata feeds mode - Google Patents
A kind of Anguilla marmorata feeds mode Download PDFInfo
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- CN106719159A CN106719159A CN201710029196.0A CN201710029196A CN106719159A CN 106719159 A CN106719159 A CN 106719159A CN 201710029196 A CN201710029196 A CN 201710029196A CN 106719159 A CN106719159 A CN 106719159A
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- China
- Prior art keywords
- solid
- cultural method
- biological floes
- eel
- anguilla marmorata
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 241000252089 Anguilla marmorata Species 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 239000002910 solid waste Substances 0.000 claims abstract description 13
- 239000007787 solid Substances 0.000 claims abstract description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 11
- 239000001301 oxygen Substances 0.000 claims abstract description 11
- 150000001875 compounds Chemical class 0.000 claims abstract description 5
- 238000001556 precipitation Methods 0.000 claims abstract description 5
- 230000001105 regulatory effect Effects 0.000 claims abstract description 4
- 239000000725 suspension Substances 0.000 claims abstract description 4
- 230000008569 process Effects 0.000 claims description 10
- 229910002651 NO3 Inorganic materials 0.000 claims description 8
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 8
- 238000009395 breeding Methods 0.000 claims description 8
- 230000001488 breeding effect Effects 0.000 claims description 8
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 claims description 7
- 235000019750 Crude protein Nutrition 0.000 claims description 5
- JVMRPSJZNHXORP-UHFFFAOYSA-N ON=O.ON=O.ON=O.N Chemical compound ON=O.ON=O.ON=O.N JVMRPSJZNHXORP-UHFFFAOYSA-N 0.000 claims description 5
- 102000004169 proteins and genes Human genes 0.000 claims description 5
- 108090000623 proteins and genes Proteins 0.000 claims description 5
- 230000037396 body weight Effects 0.000 claims description 4
- 230000006641 stabilisation Effects 0.000 claims description 4
- 238000011105 stabilization Methods 0.000 claims description 4
- 230000001651 autotrophic effect Effects 0.000 claims description 3
- 238000011534 incubation Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 abstract description 6
- 238000001035 drying Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000002156 mixing Methods 0.000 abstract description 3
- 230000000813 microbial effect Effects 0.000 abstract 1
- 241000252082 Anguilla anguilla Species 0.000 description 6
- 238000009360 aquaculture Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 244000144974 aquaculture Species 0.000 description 3
- 238000005189 flocculation Methods 0.000 description 3
- 230000016615 flocculation Effects 0.000 description 3
- 239000013618 particulate matter Substances 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000252084 Anguilla Species 0.000 description 1
- 241000252071 Anguillidae Species 0.000 description 1
- 241000252073 Anguilliformes Species 0.000 description 1
- 241000208340 Araliaceae Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000238557 Decapoda Species 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 238000011953 bioanalysis Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000004459 forage Substances 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000010841 municipal wastewater Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- 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
- A01K61/00—Culture of aquatic animals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Fodder In General (AREA)
- Farming Of Fish And Shellfish (AREA)
- Feed For Specific Animals (AREA)
Abstract
Mode is fed the present invention relates to a kind of Anguilla marmorata, Anguilla marmorata is cultivated in the circulating water culture system equipped with equipment for separating liquid from solid, biofilter, apparatus of oxygen supply and temperature regulating device, collect the solid waste of equipment for separating liquid from solid discharge, solid waste is produced into biological floes using aerobic suspension technology, after precipitation, concentration, add in eel commercial feed, be made doughy compound and feed.Its advantage shows:The present invention is using residual bait and excrement the production biological floes discharged in circulating water culture system equipment for separating liquid from solid, directly fed with eel powder mixing, the treatment such as processing, drying is needed not move through, the microbial activity in biological floes had both been remained, technique is also simplify.
Description
Technical field
It is that a kind of Anguilla marmorata feeds mode specifically the present invention relates to technical field of aquaculture.
Background technology
Generally, the protein of the 20-25% for feeding bait in intensive aquaculture activity is converted into the flesh of fish, remains
It is remaining to be present in breeding environment in the form of ammonia nitrogen, residual bait and the excrement.Circulating water culture system is by water used for aquiculture
The most of residual bait excrement of separation of solid and liquid removal, biofiltration ammonia nitrogen is changed into the processing modes such as nitrate by nitrite and
Realize the recycling of breeding water.In the tail draining discharged by equipment for separating liquid from solid, the residual bait excrement of high concentration is usually contained.
Research shows that the circulating water cultivation of annual output 1000kg produces the solid particle discarded object (dry weight) of about 375kg every year.So
The resource and minimizing for how realizing solid particulate matter in aquaculture system are to realize that circulating water culture system no pollution is arranged
One of core technology put.
Bioflocculation technology is one of more ripe technology for applying in Wastewater Treated by Activated Sludge Process municipal wastewater.Abundant
Stirring, oxygen supply and suitable C:Under the conditions of N (15-20), bioflocculation technology utilizes the inorganic nitrogen assimilation process of microorganism, will be residual
Ammonia nitrogen, cultured water and nitrate transformation into bacterial components in bait and excrement and breeding water body, form particle cybotactic groups (normal quilt
Referred to as biological floes), can directly be absorbed by filter-feeding, ominivore-fish and shrimp, it is also possible to which the mode such as precipitating, filter is carried out
Collect, as the component of pellet after drying.Its meaning is the cost that can reduce water process, and realizes the secondary of waste
Utilize, reduce feed cost.
Biological flocculation is originated as the microprotein of cultivated animals, and from the angle of nutrition, major advantage is its life
Thing activity.Therefore, pellet is made after drying a certain degree of influence on its activity, and cost of manufacture also needs to be examined
Consider.The cultivated animals for being also only applicable to filter-feeding and omnivorousness directly are fed, its utilization scope is limited.
Anguilla marmorata (Anguilla marmorata) belongs to Anguilliforme, and Anguillidae, Anguilla, forage protein is not less than 45%,
Eel powder is blended together dough when feeding, feed scatters than feeding pellet substantially, so the feed coefficient one of common eel cultivation
As more than 1.3, and the content of crude protein can reach 30% in its remaining residual bait excrement.
Chinese patent application 201110231065.3 discloses a kind of Anguilla marmorata cultural method, and " rest is set in pond
Bed ".Chinese patent application 201410770352.5 discloses a kind of common eel cultivation circular water treating system, using bioanalysis reparation
Technology three-level is purified.Chinese patent application 201620490500.2 discloses a kind of Anguilla marmorata indoor culture pond.The present invention is provided
A kind of Multi-class propagation mode of eel feed, while the recycling of the solid waste of circulating water culture system is realized,
Have not yet to see report.
The content of the invention
The purpose of the present invention is directed to deficiency of the prior art, there is provided a kind of Anguilla marmorata feeds mode.
To achieve the above object, the present invention is adopted the technical scheme that:A kind of cultural method of Anguilla marmorata, equipped with solid-liquid
Anguilla marmorata is cultivated in the circulating water culture system of separator, biofilter, apparatus of oxygen supply and temperature regulating device, solid-liquid point is collected
From the solid waste of device discharge, solid waste is produced into biological floes, precipitation, concentration using aerobic suspension technology
Afterwards, add in eel commercial feed, be made doughy compound and feed.
The addition of biological floes is the 10% of eel commercial feed dry weight.
Doughy compound twice is fed daily, is fed according to the 2-3% of Anguilla marmorata body weight every time.
PH value 7.0-7.5 in Anguilla marmorata breeding process, 28 DEG C -30 DEG C of water temperature, more than dissolved oxygen 6mg/L, total ammonia nitrogen exists
Below 2mg/L, in below 0.5mg/L, nitrate is in below 20mg/L for nitrite nitrogen.
Thick protein >=48% in described eel commercial feed.
It is by the method that solid waste is produced into biological floes:Solid waste is injected into suspending type biological reactor
In, treat that the stable crude protein content in below 1mg/L, biological floes of nitrite nitrogen of bioreactor is stable more than 30%,
It is considered as biological floes culture ripe.
Suspended particulate matter concentration maintains 5000-5500mg/L in biological floes incubation, and dissolved oxygen is maintained
More than 5mg/L, pH maintain more than 7.0, DOC/TAN and maintain more than 15.
Described biofilter is based on Autotrophic nitrification process.
The invention has the advantages that:
1st, the present invention is using residual bait and excrement the production bioflocculation discharged in circulating water culture system equipment for separating liquid from solid
Body, directly feeds with eel powder mixing, needs not move through the treatment such as processing, drying, has both remained the microorganism in biological floes
Activity, also simplify technique.
2nd, it is the 10% of dry weight to feed ratio.If too high, ingesting and growth result for common eel can be influenceed.
Specific embodiment
The specific embodiment that the present invention is provided is elaborated with reference to embodiment.
Equipped with equipment for separating liquid from solid, the biofilter based on Autotrophic nitrification process, apparatus of oxygen supply and temperature regulating device
Circulating water culture system middle-high density cultivation Anguilla marmorata, by equipment for separating liquid from solid discharge it is anti-based on residual bait, excrement
Precipitation is collected in bath, and the residual bait and excrement of collection are produced into biological flocculation using aerobic suspension technology, is precipitated, concentration, directly
Add in eel powder, be made dough and feed.
Specially:
1. flco cultivation stage
Circulating water aquiculture system configures 60 mesh roller solid-liquid separating machines, cultivates Anguilla marmorata, and load is 50-60kg/
m3, after volume is positioned over into solid-liquid separating machine blow-off pipe for the bucket of 18L, the solid waste of solid-liquid separating machine discharge is by row
Dirty pipe is flowed into bucket.Suspending type biological reactor (the ginseng of the solid waste injection independent research that will be deposited in bucket daily
Examine Chinese patent 201110104176.8), suspended particulate matter concentration maintains 5000-5500mg/L, and dissolved oxygen maintains 5mg/L
More than, stirring intensity 0.08w/m3。
PH maintains more than 7.0 in adjusting water with sodium acid carbonate.The total ammonia nitrogen (TAN) for surveying flco aquarium in every three days, it is sub-
Nitrate nitrogen (NO2 -- N), nitrate (NO3 -- N), dissolved organic carbon (DOC).DOC/TAN is maintained in adjusting water with edible glucose
More than 15.The NO of question response device2 -- N stabilizations crude protein content stabilization in below 1mg/L, flco more than 30%, is considered as life
Thing flocculation culture is ripe.
The bioflocculation that maturation will have been cultivated is pumped into the bucket of 100L with water pump, is staticly settled 30 minutes, pumps supernatant
Liquid, the flco of precipitation is put into Refrigerator store standby by forming concentration flco after the strainer filtering of 300 mesh.
2. flco feeds the stage
The Anguilla marmorata (counterpoise 350g/ tails) of health, uniform specification is put in a suitable place to breed in the indoor closed recirculated water for working well
In cultivating system, breeding density is 30kg/m3.12 times/day of water body exchange rate in breeding process, maintain Anguilla marmorata normal growth institute
Need:PH value 7.0-7.5,28 DEG C -30 DEG C of water temperature, more than dissolved oxygen 6mg/L, total ammonia nitrogen (TAN) is in below 2mg/L, nitrite nitrogen
(NO2 -- N) below 0.5, nitrate (NO3 -- N) in below 20mg/L.
Eel commercial feed and biological floes mixing feed.Commercial feed thick protein >=48%.Before feeding every time, will
The concentration flco of preservation takes out, and normal temperature unfreezing is mixed into dough with commodity material.Flco addition is (dry commercial feed
Weight) 10%.Feed twice is fed daily, is fed according to the 2-3% of common eel body weight every time.Pull common eel out Weighing body within every 15 days
Weight, feeding volume is adjusted according to common eel body weight.
3. culture efficiency
By the cultivation of 150 days, compared with the control group for feeding eel powder completely, the Anguilla marmorata of floc sedimentation+eel powder is fed
The speed of growth (3.2g/ tails day) of (experimental group) is slightly below control group (3.5g/ tails day), but significant difference is not obvious.
Crude protein and amino acid composition, content no significant difference in the Anguilla marmorata muscle of back of experimental group and control group.
Compared with control group, experimental group has saved the use of commercial feed, it is often more important that realize residual in breeding process
The recycling of bait and excrement.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, on the premise of the inventive method is not departed from, can also make some improvement and supplement, and these are improved and supplement also should be regarded as
Protection scope of the present invention.
Claims (8)
1. a kind of cultural method of Anguilla marmorata, it is characterised in that equipped with equipment for separating liquid from solid, biofilter, apparatus of oxygen supply
With cultivate Anguilla marmorata in the circulating water culture system of temperature regulating device, collect the solid waste of equipment for separating liquid from solid discharge, utilize
Solid waste is produced into biological floes by aerobic suspension technology, after precipitation, concentration, is added in eel commercial feed, is made
Doughy compound feeds.
2. cultural method according to claim 1, it is characterised in that the addition of biological floes is eel commercial feed
10% (dry weight).
3. cultural method according to claim 1, it is characterised in that feed doughy compound twice daily, every time
2-3% according to Anguilla marmorata body weight feeds.
4. cultural method according to claim 1, it is characterised in that pH value 7.0-7.5, water temperature in Anguilla marmorata breeding process
28 DEG C -30 DEG C, more than dissolved oxygen 6mg/L, in below 2mg/L, in below 0.5mg/L, nitrate is in 20mg/ for nitrite nitrogen for total ammonia nitrogen
Below L.
5. cultural method according to claim 1, it is characterised in that thick protein in described eel commercial feed >=
48%.
6. cultural method according to claim 1, it is characterised in that solid waste is produced into the side of biological floes
Method is:Solid waste is injected in suspending type biological reactor, the nitrite nitrogen stabilization of bioreactor is treated in below 1mg/L,
Crude protein content stabilization is considered as biological floes culture ripe more than 30% in biological floes.
7. cultural method according to claim 6, it is characterised in that suspended particulate substance is dense in biological floes incubation
Degree maintains 5000-5500mg/L, and dissolved oxygen maintains more than 5mg/L, pH maintain more than 7.0, DOC/TAN maintain 15 with
On.
8. cultural method according to claim 1, it is characterised in that described biofilter is with Autotrophic nitrification process
It is main.
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CN201710029196.0A CN106719159A (en) | 2017-01-16 | 2017-01-16 | A kind of Anguilla marmorata feeds mode |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111194826A (en) * | 2020-01-14 | 2020-05-26 | 大连海洋大学 | Method for preparing bait from aquaculture solid waste |
CN115072883A (en) * | 2022-06-17 | 2022-09-20 | 上海海洋大学 | Biological floc particles and activation method and application thereof |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102334459A (en) * | 2010-07-20 | 2012-02-01 | 上海海洋大学 | Circulating water aquaculture system |
-
2017
- 2017-01-16 CN CN201710029196.0A patent/CN106719159A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102334459A (en) * | 2010-07-20 | 2012-02-01 | 上海海洋大学 | Circulating water aquaculture system |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111194826A (en) * | 2020-01-14 | 2020-05-26 | 大连海洋大学 | Method for preparing bait from aquaculture solid waste |
CN115072883A (en) * | 2022-06-17 | 2022-09-20 | 上海海洋大学 | Biological floc particles and activation method and application thereof |
CN115072883B (en) * | 2022-06-17 | 2023-11-14 | 上海海洋大学 | Biological floc particles and activation method and application thereof |
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