CN109392782A - One kind is like catfish Triplophysa industrialized cultivation method - Google Patents
One kind is like catfish Triplophysa industrialized cultivation method Download PDFInfo
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- CN109392782A CN109392782A CN201811646121.8A CN201811646121A CN109392782A CN 109392782 A CN109392782 A CN 109392782A CN 201811646121 A CN201811646121 A CN 201811646121A CN 109392782 A CN109392782 A CN 109392782A
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- 241000685317 Triplophysa Species 0.000 title claims abstract description 37
- 241001233037 catfish Species 0.000 title claims abstract description 31
- 238000012364 cultivation method Methods 0.000 title claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 23
- 239000001301 oxygen Substances 0.000 claims abstract description 23
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000006213 oxygenation reaction Methods 0.000 claims abstract description 14
- 230000036541 health Effects 0.000 claims abstract description 7
- 230000000384 rearing effect Effects 0.000 claims abstract description 6
- 241000251468 Actinopterygii Species 0.000 claims description 25
- 238000004140 cleaning Methods 0.000 claims description 18
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 7
- 238000005273 aeration Methods 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 239000010794 food waste Substances 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 230000007935 neutral effect Effects 0.000 claims description 6
- 238000004659 sterilization and disinfection Methods 0.000 claims description 6
- 238000009395 breeding Methods 0.000 abstract description 9
- 230000001488 breeding effect Effects 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000011161 development Methods 0.000 abstract description 4
- 241000894007 species Species 0.000 abstract description 2
- 238000011160 research Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 210000003608 fece Anatomy 0.000 description 4
- 230000037396 body weight Effects 0.000 description 3
- 235000013305 food Nutrition 0.000 description 3
- 241000252185 Cobitidae Species 0.000 description 2
- 241000252206 Cypriniformes Species 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
- 241000487097 Nemacheilidae Species 0.000 description 2
- 238000010923 batch production Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 241001443588 Cottus gobio Species 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 241001328417 Triplophysa siluroides Species 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000000366 juvenile effect Effects 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 235000019786 weight gain Nutrition 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
- A01K61/00—Culture of aquatic animals
- A01K61/10—Culture of aquatic animals of fish
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses one kind like catfish Triplophysa industrialized cultivation method, comprising the following steps: factory system uses automatically recycled water cultivating system, comes into operation after manual debugging；Selection health is like catfish Triplophysa fry, after sterilized, launches into each rearing pool；Sunshade net is covered, 2/3 pond is covered, light intensity is controlled, stays bait throwing in mouth in pool side；Temperature, dissolved oxygen and the pH value of pool inner water, uninterrupted oxygenation are controlled, ammonia nitrogen strict control must not exceed water quality standard for fishery, other indexs are referring to water quality standard for fishery；Daily management.The present invention improves cultivation success rate and breeding efficiency, and the large-scale development cultivation to protect like catfish Triplophysa Rejuvenate species with artificial, and from now on provides key technology support.
Description
Technical field
The invention belongs to technical field of aquaculture, specifically, being related to one kind like catfish Triplophysa industrialized cultivation method.
Background technique
Like catfish Triplophysa (Triplophysa siluroides), also referred to as quasi- catfish Triplophysa, quasi- Nian Triplophysa belong to Cypriniformes
(Cypriniformes) Cobitidae (Cobitidate) Nemacheilinae (Nemachilinae) Genus Triplophysa.They all seek bottom and dwell life
Living, The turbulent river crashes its way through for Heavenly Stems and Earthly Branches stream of the happiness in rivers and creeks, movable in the pebbly environment in river bed.It is mainly dynamic with insect and bottom no vertebra of dwelling
Object is food, and also eat juvenile fish.NATURAL DISTRIBUTION in the upper reaches of the Yellow River (more than Lanzhou), be only distributed in Sichuan Province the Yellow River mainstream and its
The tributaries such as the Baihe and Heihe, in Qinghai and Gansu etc., provinces are distributed.Few like catfish Triplophysa population quantity at present, some sections are
Hardly possible capture, slow growth (Ding Ruihua, 1994) have been cited as " Sichuan Province is newly-increased to lay special stress on protecting wild animal list " and " China
Animals on the brink of extinction Red Data Book ", from the aspects of two packing spaces protection, reinforcement is extremely urgent like the research of catfish Triplophysa.
Bullhead is often referred to as " ginseng in water ", it is seen that its nutritive value with higher.It is Nemacheilinae like catfish Triplophysa
The middle maximum individual of individual, is one of the economic fish in producing region, can be edible, full of nutrition, delicious flavour.From development and utilization side
Face says, Yao Shixian Economic Value Added, it has to put forth effort on intensive artificial breeding, circulating water cultivation because of it efficiently, high yield and nothing
The advantages that discharge of wastewater, has just agreed with environmentally friendly improvement of law and the perfect tendency of the day.And it has not yet to see like catfish Triplophysa
The relevant report of cultivation, therefore this research just seems very significant.
No matter in conclusion in terms of the scientific research of bio-diversity conservation or in terms of fish economic space structure,
Research, all with importance and perspective, has scientific research and economic development more important meaning like the cultivation of catfish Triplophysa.
It succeeds soon like catfish Triplophysa artificial propagation, the whole nation rarely has artificial breeding, and existing breeding way is mostly pond
The pool, extensive cultivation, to the large-scale breeding way of batch production like catfish Triplophysa, there is not been reported.Existing breeding way is mostly
Pond culture, breeding way is extensive, and science etc. is inadequate.In addition, the report of research in this respect is less, batch production is supported
Key technology is grown, without detailed description.
Summary of the invention
In view of this, the present invention provides one kind like catfish Triplophysa industrialized cultivation method.
In order to solve the above-mentioned technical problem, the invention discloses one kind like catfish Triplophysa industrialized cultivation method, including with
Lower step:
The selection of step 1, factory system: factory system uses automatically recycled water cultivating system, and putting into after manual debugging makes
With；
The selection of step 2, fry: selection health is like catfish Triplophysa fry, after sterilized, launches the tail into each rearing pool
Number round number；
Step 3, cultivation parameter setting: sunshade net is covered, 2/3 pond is covered, light intensity is controlled, stays bait throwing in mouth in pool side；
Temperature, dissolved oxygen and the pH value of pool inner water are controlled, uninterrupted oxygenation, ammonia nitrogen strict control, other indexs are referring to fishery water quality mark
It is quasi-；
Step 4, daily management.
Optionally, automatically recycled water cultivating system is purchased from Shanghai sea holy Bioexperiment equipment Co., Ltd.
Optionally, the length like catfish Triplophysa fry in step 2 is 13-17cm, and throw-in density is less than or equal to 5.08kg/
㎡。
Optionally, 15-16 DEG C of the temperature of the water in step 3, dissolved oxygen are higher than 0.5mg/L；It is adopted when dissolved oxygen is lower than 3
Manually pure oxygen oxygenation；PH value is controlled in neutral meta-acid, cannot be less than 5, ammonia nitrogen strictly must not exceed 0.020mg/L.
Optionally, the daily management in the step 4 specifically:
Step 4.1 opens automatically recycled water cultivating system, is sufficiently aerated, feeds twice within 1st, every morning 8:30 and evening
Upper 18:30 is respectively fed once, is fed 0.75% that feed gross weight is feeding fish gross weight daily, is proportionally divided according to number is fed
With each feedstuff feeding amount；
Step 4.2 makes an inspection tour each pond, pulls dead fish out, measures temperature, dissolved oxygen, ammonia nitrogen index, and food-residue and fish are discharged
Excrement checks system index, makes a record work；
Step 4.3, on every Tuesdays, four, six cleaning replacement absorption activated carbons, the active carbon of replacement sufficiently cleans, disinfection of being exposed to the sun,
It dries rear spare；Residual bait and excrement in Wednesday, day cleaning aeration tank, while cleaning filter screen.
Compared with prior art, the present invention can be obtained including following technical effect:
The present invention improves cultivation success rate and breeding efficiency, to be protected like catfish Triplophysa Rejuvenate species with artificial, and
Large-scale development cultivation from now on provides key technology support.
Certainly, it implements any of the products of the present invention it is not absolutely required to while reaching all the above technical effect.
Specific embodiment
Carry out the embodiment that the present invention will be described in detail below in conjunction with embodiment, whereby to the present invention how application technology hand
Section solves technical problem and reaches the realization process of technical effect to fully understand and implement.
The invention discloses one kind like catfish Triplophysa industrialized cultivation method, comprising the following steps:
The selection of step 1, factory system: factory system uses automatically recycled water cultivating system, and putting into after manual debugging makes
With；Wherein, automatically recycled water cultivating system is purchased from Shanghai sea holy Bioexperiment equipment Co., Ltd.
The selection of step 2, fry: selection health after sterilized, launch like catfish Triplophysa fry, 13-17cm and arrives each raising
Chi Zhong, throw-in density are less than or equal to 5.08kg/ ㎡, mantissa's round number；
Step 3, cultivation parameter setting: sunshade net is covered, 2/3 pond is covered, light intensity is controlled, stays bait throwing in mouth in pool side；
14-16 DEG C of temperature, dissolved oxygen is higher than 0.5mg/L, uninterrupted oxygenation (using artificial pure oxygen oxygenation when being lower than 3mg/L), pH value control
System cannot be less than 5 in neutral meta-acid, and ammonia nitrogen strictly must not exceed 0.020mg/L, other indexs are referring to water quality standard for fishery.
Step 4, daily management:
Step 4.1 opens automatically recycled water cultivating system, is sufficiently aerated, feeds twice within 1st, daily early (8:30) evening
(6:30) is fed once, is fed 0.75% that feed gross weight is feeding fish gross weight daily, is proportionally distributed according to number is fed
Each feedstuff feeding amount；
Step 4.2 makes an inspection tour each pond, pulls out dead fish (if any), measures temperature, dissolved oxygen, ammonia nitrogen index, and food-residue is discharged
And fish faeces, it checks system index, makes a record work；
Step 4.3, on every Tuesdays, four, six cleaning replacement absorption activated carbons, the active carbon of replacement sufficiently cleans, disinfection of being exposed to the sun,
It dries rear spare；Residual bait and excrement in Wednesday, day cleaning aeration tank, while cleaning filter screen；
House generator one, canned pure oxygen etc. are in case power failure Emergency use.
Triplophysa is Cobitidae, is suitably put into veil, it is allowed to hide oneself, and control light is more adapted to by its life.Using (15
± 2) cm, (90 ± 5) g/ tail Triplophysa are cultivated, and growth is more rapid, are listed as early as possible, shorten the period, better economic benefit.
Stocking density, the factor for feeding frequency (time) decision success or failure (benefit)；It chooses Triplophysa to live in flowing water environment, dissolved oxygen
Content is higher, and dissolved oxygen necessarily is greater than 0.5mg/L (lower than wanting dead)；Meanwhile Triplophysa is cold water fishes, the temperature of matters
It is the necessary condition of its existence and cultivation, temperature is controlled at 14-16 DEG C；Ammonia nitrogen is exceeded to will lead to irregular growth, or even dead,
It must be strictly controlled, key is being aerated.
Embodiment 1
One kind is like catfish Triplophysa industrialized cultivation method, comprising the following steps:
The selection of step 1, factory system: factory system uses automatically recycled water cultivating system, and putting into after manual debugging makes
With；Wherein, automatically recycled water cultivating system is purchased from Shanghai sea holy Bioexperiment equipment Co., Ltd.
The selection of step 2, fry: selection health after sterilized, launch like catfish Triplophysa fry, 14cm and arrives each rearing pool
In, throw-in density is less than or equal to 5.08kg/ ㎡, mantissa's round number；
Step 3, cultivation parameter setting: sunshade net is covered, 2/3 pond is covered, light intensity is controlled, stays bait throwing in mouth in pool side；
15.5 DEG C of temperature, dissolved oxygen is higher than 0.5mg/L, uninterrupted oxygenation (using artificial pure oxygen oxygenation when being lower than 3mg/L), pH value control
In neutral meta-acid, it cannot be less than 5, ammonia nitrogen must not exceed 0.020mg/L, other indexs are referring to water quality standard for fishery.
Step 4, daily management:
Step 4.1 opens automatically recycled water cultivating system, is sufficiently aerated, feeds twice within 1st, daily early (8:30) evening
(6:30) is fed once, is fed 0.75% that feed gross weight is feeding fish gross weight daily, is proportionally distributed according to number is fed
Each feedstuff feeding amount；
Step 4.2 makes an inspection tour each pond, pulls out dead fish (if any), measures temperature, dissolved oxygen, ammonia nitrogen index, and food-residue is discharged
And fish faeces, it checks system index, makes a record work；
Step 4.3, on every Tuesdays, four, six cleaning replacement absorption activated carbons, the active carbon of replacement sufficiently cleans, disinfection of being exposed to the sun,
It dries rear spare；Residual bait and excrement in Wednesday, day cleaning aeration tank, while cleaning filter screen.
Embodiment 2
One kind is like catfish Triplophysa industrialized cultivation method, comprising the following steps:
The selection of step 1, factory system: factory system uses automatically recycled water cultivating system, and putting into after manual debugging makes
With；Wherein, automatically recycled water cultivating system is purchased from Shanghai sea holy Bioexperiment equipment Co., Ltd.
The selection of step 2, fry: selection health after sterilized, launch like catfish Triplophysa fry, 13cm and arrives each rearing pool
In, throw-in density is less than or equal to 5.08kg/ ㎡, mantissa's round number；
Step 3, cultivation parameter setting: sunshade net is covered, 2/3 pond is covered, light intensity is controlled, stays bait throwing in mouth in pool side；
15 DEG C of temperature, dissolved oxygen is higher than 0.5mg/L, and uninterrupted oxygenation (using artificial pure oxygen oxygenation when being lower than 3mg/L), pH value control exists
Neutral meta-acid cannot be less than 5, and ammonia nitrogen must not exceed 0.020mg/L, other indexs are referring to water quality standard for fishery.
Step 4, daily management:
Step 4.1 opens automatically recycled water cultivating system, is sufficiently aerated, feeds twice within 1st, daily early (8:30) evening
(6:30) is fed once, is fed 0.75% that feed gross weight is feeding fish gross weight daily, is proportionally distributed according to number is fed
Each feedstuff feeding amount；
Step 4.2 makes an inspection tour each pond, pulls out dead fish (if any), measures temperature, dissolved oxygen, ammonia nitrogen index, and food-residue is discharged
And fish faeces, it checks system index, makes a record work；
Step 4.3, on every Tuesdays, four, six cleaning replacement absorption activated carbons, the active carbon of replacement sufficiently cleans, disinfection of being exposed to the sun,
It dries rear spare；Residual bait and excrement in Wednesday, day cleaning aeration tank, while cleaning filter screen.
Embodiment 3
One kind is like catfish Triplophysa industrialized cultivation method, comprising the following steps:
The selection of step 1, factory system: factory system uses automatically recycled water cultivating system, and putting into after manual debugging makes
With；Wherein, automatically recycled water cultivating system is purchased from Shanghai sea holy Bioexperiment equipment Co., Ltd.
The selection of step 2, fry: selection health after sterilized, launch like catfish Triplophysa fry, 17cm and arrives each rearing pool
In, throw-in density is less than or equal to 5.6kg/ ㎡, mantissa's round number；
Step 3, cultivation parameter setting: sunshade net is covered, 2/3 pond is covered, light intensity is controlled, stays bait throwing in mouth in pool side；
16 DEG C of temperature, dissolved oxygen is higher than 0.5mg/L, and uninterrupted oxygenation (using artificial pure oxygen oxygenation when being lower than 3mg/L), pH value control exists
Neutral meta-acid cannot be less than 5, and ammonia nitrogen must not exceed 0.020mg/L, must not exceed water quality standard for fishery, other indexs are referring to fishing
Industry water standard.
Step 4, daily management:
Step 4.1 opens automatically recycled water cultivating system, is sufficiently aerated, feeds twice within 1st, daily early (8:30) evening
(6:30) feeds 0.75% gross weight feed；
Step 4.2 makes an inspection tour each pond, pulls out dead fish (if any), measures temperature, dissolved oxygen, ammonia nitrogen index, and food-residue is discharged
And fish faeces, it checks system index, makes a record work；
Step 4.3, on every Tuesdays, four, six cleaning replacement absorption activated carbons, the active carbon of replacement sufficiently cleans, disinfection of being exposed to the sun,
It dries rear spare；Residual bait and excrement in Wednesday, day cleaning aeration tank, while cleaning filter screen.
It is illustrated below with reference to specific experimental data:
1, cultivation density is tested
On the basis of (90 ± 5) g/ tail, 1.27kg/m is set2、2.54kg/m2、3.81kg/m2、5.08kg/m2、
6.38kg/m2、7.62kg/m2, 8.89kg/m2, every gradient is arranged 3, and each group # is independent in parallel, it respectively feeds sooner or later once,
It feeds within 1 day 2 times, 8:00-9:00 and 18:00-19:00 in afternoon are fed in the morning respectively.Continuous cultivation 12 weeks, measurement body length, body
The parameters such as again calculate corresponding index.Wherein,
Wherein,Weight after representing cultivation 12 weeks,Represent original body mass；
Wherein,Weight after representing cultivation 12 weeks,Represent original body mass；
Wherein, Wt-W0Represent the abundance of food of consumption, WdRepresent increased live-weight；
Wherein, Wt-W0Represent the abundance of food of consumption, WdRepresent increased live-weight.
1 cultivation density experimental result of table
| Group | Specific growth rate | Rate of body weight gain | Feed coefficient | Feed efficiency |
| 1-1 | 0.2496 | 15 | 2.7067 | 36.9458 |
| 1-2 | 0.2496 | 15 | 2.7067 | 36.9458 |
| 1-3 | 0.2496 | 15 | 2.7067 | 36.9458 |
| 2-1 | 0.3069 | 18.75 | 2.2556 | 44.335 |
| 2-2 | 0.3489 | 21.5789 | 1.9805 | 50.4926 |
| 2-3 | 0.2961 | 18.0328 | 2.4606 | 40.6404 |
| 3-1 | 0.1429 | 8.3333 | 4.872 | 20.5255 |
| 3-2 | 0.2496 | 15 | 2.7067 | 36.9458 |
| 3-3 | 0.3502 | 21.6667 | 1.8738 | 53.3662 |
| 4-1 | 0.2496 | 15 | 2.7067 | 36.9458 |
| 4-2 | 0.2689 | 16.25 | 2.4985 | 40.0246 |
| 4-3 | 0.3256 | 20 | 2.03 | 49.2611 |
| 5-1 | 0.2956 | 18 | 2.2556 | 44.335 |
| 5-2 | 0.3256 | 20 | 2.03 | 49.2611 |
| 5-3 | 0.3404 | 21 | 1.9333 | 51.7241 |
| 6-1 | 0.1702 | 10 | 6.09 | 16.4204 |
| 6-2 | 0.1971 | 11.6667 | 5.22 | 19.1571 |
| 6-3 | 0.1291 | 7.5 | 8.12 | 12.3153 |
| 7-1 | 0.1702 | 10 | 4.06 | 24.6305 |
| 7-3 | 0.1932 | 11.4286 | 3.5525 | 28.1492 |
Experiment shows that cultivation density is 5.08kg/m2, it is optimum density.
2, bait throwing in frequency is tested
It feeds test 0.75% with saturation to be fed, feeding number multiplied by single feeding volume is to feed gross weight.Setting 2 days
Once, 1 day primary (each group sooner or later), 1 day 2 times, three times a day, 1 day 4 times, totally 6 groups.It feeds within 3 days once, at night
18:00-19:00 is fed；It feeds within 2 days once, 18:00-19:00 is fed at night；It feeds within 1 day 1 time, evening 18:00-19:00；
It feeds within 1 day 2 times, 8:00-9:00 and 18:00-19:00 in afternoon are fed in the morning respectively；It feeds within 1 day 3 times, respectively in the morning 8:
00-9:00, noon 14:00-15:00, evening 18:00-19:00 are fed；Feed within 1 day 4 difference in the morning 8:00-9:00, in
Noon 11:00-12:00, noon 14:00-15:00, evening 18:00-19:00 are fed.Every group setting 3 parallel, continuously cultivates 6-
12 weeks, the parameters such as measurement body length, weight calculated corresponding index.Wherein,
Wherein, WtRepresent fish body weight, LtIt is long to represent fish body body；
Wherein, WtRepresent fish body weight, WvRepresent the weight of certain internal organs；
2 cultivation density effect Comparative indices of table
| Group | First coefficient of condition | Whole coefficient of condition | Dirty body ratio | Liver body ratio |
| 1 time/d is early | 6.26±0.09 | 7.14±0.26 | 0.144±0.017 | 0.0163±0.001 |
| 1 time/d evening | 6.19±0.08 | 7.11±0.07 | 0.173±0.010 | 0.0159±0.001 |
| 0.5 time/d | 5.96±0.15 | 7.05±0.41 | 0.176±0.038 | 0.0185±0.003 |
| 2 times/d | 6.55±0.27 | 7.37±0.09 | 0.205±0.023 | 0.0180±0.003 |
| 3 times/d | 6.64±0.05 | 7.37±0.08 | 0.183±0.037 | 0.0174±0.001 |
| 4 times/d | 6.31±0.26 | 6.99±0.38 | 0.158±0.052 | 0.0178±0.000 |
From the point of view of comprehensive each index, twice a day the frequency that feeds (once in the morning and once at night) is most preferably to feed mode.
3, the environmental index such as dissolved oxygen
Healthy individuals, every group of 8 tails are chosen, each environmental factor is arranged 3 in parallel, measures respectively suitable under its breeding environment
Suitable section.Dissolved oxygen takes stopping oxygenation, and the performance of object observing fish measures dissolved oxygen value when occurring dead；Temperature takes control
Warm equipment is adjusted, and is tested between 25 DEG C -12 DEG C.Ammonia nitrogen value etc. meets water quality standard for fishery.
The result shows that: dissolved oxygen is less than 0.5mg/L, starts to occur dead, 0.1mg/L quick death.The most suitable section of temperature
It is 14-16 DEG C.Ammonia nitrogen is not since recirculated water aeration, filtering etc. occur exception, referring to water quality standard for fishery 0.020mg/L.
Above description has shown and described several preferred embodiments of invention, but as previously described, it should be understood that invention is not
It is confined to form disclosed herein, should not be regarded as an exclusion of other examples, and can be used for various other combinations, modification
And environment, and can be carried out within that scope of the inventive concept describe herein by the above teachings or related fields of technology or knowledge
Change.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of invention, then it all should be in the appended power of invention
In the protection scope that benefit requires.
Claims (5)
1. one kind is like catfish Triplophysa industrialized cultivation method, which comprises the following steps:
The selection of step 1, factory system: factory system uses automatically recycled water cultivating system, comes into operation after manual debugging；
The selection of step 2, fry: selection health is like catfish Triplophysa fry, after sterilized, launches into each rearing pool；
Step 3, cultivation parameter setting: sunshade net is covered, 2/3 pond is covered, light intensity is controlled, stays bait throwing in mouth in pool side；Control
Temperature, dissolved oxygen and the pH value of pool inner water, uninterrupted oxygenation, ammonia nitrogen strict control, other indexs are referring to water quality standard for fishery；
Step 4, daily management.
2. cultural method according to claim 1, which is characterized in that automatically recycled water cultivating system is purchased from Shanghai Hai Shengsheng
Object experimental facilities Co., Ltd.
3. cultural method according to claim 1, which is characterized in that the length like catfish Triplophysa fry in step 2 is
13-17cm, throw-in density are less than or equal to 5.08kg kg/ ㎡.
4. cultural method according to claim 1, which is characterized in that 15-16 DEG C of the temperature of the water in step 3, dissolved oxygen
For higher than 0.5mg/L；Artificial pure oxygen oxygenation is used when dissolved oxygen is lower than 3；PH value is controlled in neutral meta-acid, cannot be less than 5, ammonia
Nitrogen strictly must not exceed 0.020mg/L.
5. cultural method according to claim 1, which is characterized in that the daily management in the step 4 specifically:
Step 4.1 opens automatically recycled water cultivating system, is sufficiently aerated, feeds twice within 1st, every morning 8:30 and evening
18:30 is respectively fed once, is fed 0.75% that feed gross weight is feeding fish gross weight daily, is proportionally distributed according to number is fed
Each feedstuff feeding amount；
Step 4.2 makes an inspection tour each pond, pulls dead fish out, measures temperature, dissolved oxygen, ammonia nitrogen index, and food-residue and fish excrement is discharged
Just, it checks system index, makes a record work；
Step 4.3, on every Tuesdays, four, six cleaning replacement absorption activated carbons, the active carbon of replacement sufficiently cleans, and disinfection of being exposed to the sun is dried
It is spare afterwards；Residual bait and excrement in Wednesday, day cleaning aeration tank, while cleaning filter screen.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110278892A (en) * | 2019-07-19 | 2019-09-27 | 淮阴师范学院 | A kind of zero-emission Micropterus salmonoides temperature control method for culturing seedlings |
| CN110604077A (en) * | 2019-11-08 | 2019-12-24 | 塔里木大学 | Pond domestication technology of special wild Triplophysa metrygii |
| CN116540812A (en) * | 2023-06-05 | 2023-08-04 | 四川省农业科学院科技保障中心 | Intelligent cultivation environment control method, device, system and storage medium |
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| CN104604758A (en) * | 2014-11-21 | 2015-05-13 | 华中农业大学 | Breeding method for large-size blunt snout bream fingerling based on circulating water system |
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| CN104604758A (en) * | 2014-11-21 | 2015-05-13 | 华中农业大学 | Breeding method for large-size blunt snout bream fingerling based on circulating water system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110278892A (en) * | 2019-07-19 | 2019-09-27 | 淮阴师范学院 | A kind of zero-emission Micropterus salmonoides temperature control method for culturing seedlings |
| CN110604077A (en) * | 2019-11-08 | 2019-12-24 | 塔里木大学 | Pond domestication technology of special wild Triplophysa metrygii |
| CN116540812A (en) * | 2023-06-05 | 2023-08-04 | 四川省农业科学院科技保障中心 | Intelligent cultivation environment control method, device, system and storage medium |
| CN116540812B (en) * | 2023-06-05 | 2024-04-16 | 四川省农业科学院科技保障中心 | Intelligent cultivation environment control method, device, system and storage medium |
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