CN101233832A - Aralichthys lethostigma parent fish rearing method - Google Patents
Aralichthys lethostigma parent fish rearing method Download PDFInfo
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- 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
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- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Abstract
The invention relates to a method for breeding parent fish of paralichthys lethostigma. The method comprises desalination culture and salinization culture of standby parent fish as well as intensive culture of the parent fish. Specially made feed is fed during the intensive culture of the parent fish, wherein, the weight percentages of main materials in the feed are the following: 30-40 percent of Gobiidae or ammodytes, 15-20 percent of cuttlefish or sleeve-fish, 15-20 percent of sea cucumber and 20-30 percent of bastard halibut powder; the weight percentages of additives accounting for the main materials are the following: 1-2 percent of parent fish hardening agent, 0.4 percent of Vc and 0.4 percent of Ve; the feed particle size is 9mm-11mm. During light and temperature regulation and control, four bulbs are suspended over each parent fish culture tank with two bulbs of 60W and two bulbs of 150W suspended on the cross to obtain even light; water temperature is raised to 17 DEG C from 14.5 DEG C. Based on biological characteristics of wide optimum salinity of the paralichthys lethostigma, the invention makes use of F1 replacing fingerlings to culture standby parent fish in fresh water after desalination, and after salinization the standby parent fish is intensively cultured to obtain sexually mature egg-laying parent fish, thereby effectively solving the problem of high cost, restriction, poor parent quality and low survival ratio of introduced paralichthys lethostigma parent.
Description
Technical field
The present invention relates to a kind of method of parent fish rearing, particularly a kind of Aralichthys lethostigma parent fish rearing method.
Background technology
At present, both at home and abroad the Aralichthys lethostigma parent fish rearing process of report is all carried out under the briny environment condition, domesticly carries out Paralichthys lethostigma to breed its Paralichthys lethostigma parental source all be the wild parent who directly introduces from the U.S..Therefore, exist the Paralichthys lethostigma parent from external introduction cost height, be subjected to restriction, parent's quality and survival rate to be difficult to problems such as assurance.
Summary of the invention
The objective of the invention is to overcome the weak point in the above-mentioned technology, provide a kind of at the Paralichthys lethostigma reproductive habit, the operation environment condition influences the suitable wide biological property of salt scope of principle and Paralichthys lethostigma to the seawater fish gonad development, desalination cultivation, the reserve parent fish salinization of carrying out the Paralichthys lethostigma reserve parent fish cultivated, the parent population reinforced cultivating, obtains the breeding method of Paralichthys lethostigma parent population.
Implementation of the present invention is as follows for achieving the above object:
A kind of Aralichthys lethostigma parent fish rearing method is characterized in that this method is divided into the desalination cultivation of reserve parent fish, salinization is cultivated and the reinforced cultivating three phases of parent population carries out, and concrete implementation step is as follows:
(1) reserve parent fish desalination cultivation qualifications and implementation step:
Select reserve parent fish to cultivate facility and system: cultivating the workshop water system is semi-enclosed circular flow water system, and system comprises the fresh water deep-well, cultivates pond, filtering ponds, sterilization pool, temperature adjustment pond, intake-discharge pipe road, gas charging system, light control system;
Water source and condition of water quality: the water source comes from motor-pumped well water; 17.8 ℃～28.4 ℃ of water temperatures, salinity 2.0～3.0, dissolved oxygen 3.8mg/L～6.8mg/L, ammonia nitrogen 0.06mg/L～0.30mg/L, nitrite 0.12mg/L～0.23mg/L, pH 7.9～8.6;
Water quality adjustment: depth of water 40cm～60cm; Day interval changes water twice, and each quantity of exchanged water is 100%; Day water quality salinity is poor＜and 0.5, the temperature difference＜2 ℃; Pond water 24h charges into air continuously;
Fingerling stocking: F
11 age of generation seed rearing density 24.8 tails/m
2F
12 age of generation, fish was cultivated density 25 tails/m
2, fingerling is used formalin 150ml/L dipping bath sterilization 30min before going into the pond;
Feed and throwing are raised: the lefteye flounder commercial feed of throwing something and feeding, feed are graininess, particle diameter 4mm～11mm; Day throw something and feed 2 times, change water at every turn after 1h begin to throw something and feed, time 30min～45min throws something and feeds at every turn; Day feeding volume is 1%～2% of a reserve parent fish body weight;
Intensity of illumination and photoperiod: intensity of illumination 400Lx～800Lx, photoperiod 12L: 12D;
Fish disease prevention and cure: every 20d is with formalin 150ml/L dipping bath sterilization 2h, and at fish disease take routinely to throw something and feed pharmaceutical chemistry and water disinfection measure;
(2) qualifications and implementation step are cultivated in the reserve parent fish salinization:
Facility and system are cultivated in the reserve parent fish salinization: cultivating the workshop is totally enclosed type circular flow water system, and system mainly partly is made up of cement pit, flat panel filter groove, protein separator, biological bag, ultraviolet sterilizer and ozone generator, water pump, circulating water pipeline system, liquid oxygen supply system, fan blower gas charging system, mixed flow system etc.; Water 24h in the system circulates; The parent fish rearing pond is square fillet pond, the dark 0.8m of every saliva mud sump, area 40m
2, adopt diagonal two places to supply water, can form circulating water, discharge outlet and sewage draining exit are located at pond central authorities, become pan bottom shape at the bottom of the pond, tilt to central discharge outlet place, help forming circulation and automatic pollution discharge; 1.5m place, cement pit top is provided with four 200W bulbs, has rearrangeable switch to regulate suitable intensity of illumination, with isolated extraneous light of black curtain and insulation;
Salinization is cultivated: the salinization cultivation time is 14d;
Water quality water temperature: remain on 16 ℃～18 ℃, pH8.5～8.2, dissolved oxygen 6.2mg/L～8.1mg/L, intensity of illumination 1200Lx～60Lx;
The salinization method is: fish is positioned over earlier in the brackish water of salinity 2, begins to regulate the water quality salinity behind the 2d; Salinity 2～7 intervals, every 24h rising salinity 1 is stablized 1d then; Salinity 7～15 intervals, every 24h rising salinity 2; Salinity 15～20,24h; Salinity 20～30,24h;
Feed and throwing are raised: the lefteye flounder commercial feed of throwing something and feeding during salinization is supported temporarily, and every day twice, morning and afternoon is respectively once; Day feeding volume is 0.8%～1.2% of a reserve parent fish body weight;
(3) parent population reinforced cultivating qualifications and implementation step:
The facility of parent population reinforced cultivating is cultivated identical with system and reserve parent fish salinization;
The reinforced cultivating time is 60～70d;
The water source: the water source of parent fish rearing is formed by external source seawater, low bittern, 19 ℃ of fresh water well water, 60 ℃ of underground heat well water mixed preparing;
Water quality and regulation and control: cultivate 16.5 ℃～17.5 ℃ of water quality water temperatures, salinity 28～30, dissolved oxygen 6mg/L～8mg/L, pH 8.0～8.2; 24h circulation flowing water, the day exchange capacity of flowing water is 6～8 full doses of Chi Shui;
Parent population is selected: select from the reserve parent fish of salinization that the bodily form is complete, color and luster normal, healthy and strong do not have hinder, action is active, sociability is strong, ingest actively, more than the individual weight 500g, 2 ages of age, above reserve parent fish carried out reinforced cultivating as parent population;
Put in a suitable place to breed: the male and female parent population is divided foster, female parent population breeding density 4 tails/m
2, male parent population 6 tails/m
2
Preparation parent population reinforced cultivating feed: feed formula major ingredient weight % is: Acenthogobius flavimanus or sand lance 30%～40%, cuttlefish or squid 15%～20%, seawater shrimps 15%～20%, lefteye flounder powder-material 20%～30%; Additive accounts for the weight % of major ingredient: parent population hardening agent 1～2%, Vc 0.4%, Ve 0.4%; Feed is a graininess, particle diameter 9mm～11mm; The parent population hardening agent can adopt commercially available U.S.'s product parent population treasured;
Throwing is raised: the feed of the above-mentioned preparation of throwing something and feeding, and respectively throw something and feed once morning and afternoon every day, and a day feeding volume is 0.8%～1.5% of a parent population body weight;
The regulation and control of light temperature: illumination is provided by bulb, four pieces of bulbs of each parent fish rearing pond overhung, and each two pieces of diagonal angle of 60W, 150W hang, to obtain illumination uniformly; Water temperature rises to 17 ℃ by 14.5 ℃;
Concrete parameter request is as follows:
Time (d) intensity of illumination (Lx) periodicity of illumination (h) water temperature (℃)
20 600-1500 L∶D＝10∶14 14.5～15
50 400-500 L∶D＝10∶14 16～17
25 500 L∶D＝10～11∶14～13 17。
The invention has the beneficial effects as follows: this method utilizes F1 to cultivate reserve parent fish for seed after desalinating in fresh water according to the suitable wide biological property of salt scope of Paralichthys lethostigma, the acquired maturation of reserve parent fish reinforced cultivating after the salinization parent population that lays eggs.The result shows: indexs such as parent population age at sexual maturity, gonad development, fish brood amount, egg laying amount, smart archiblast amount meet Paralichthys lethostigma biology reproductive characters fully, set up the Aralichthys lethostigma parent fish rearing new model, solved the Paralichthys lethostigma parent from external introduction cost height, be subjected to restriction, parent's quality and survival rate to be difficult to the assurance problem, in salinization, reinforced cultivating stage, cultivating survival rate effectively reaches 100% especially; For Paralichthys lethostigma is carried out full feminisation research and fine-variety breeding has been established material and technical foundation.Asynchronous at Paralichthys lethostigma male and female parent population gonad development, the male parent population gonad maturity phase is prior to this technical barrier of female parent population, separately cultivate, postpone technical measures such as male parent fish rearing pond light temperature regulation and control time by taking the male and female parent population, received good result, the quality of male and female parent population ovum and sperm and quantity when having guaranteed artificial insemination.
Particularly the feed of throwing something and feeding in the parent population reinforced cultivating is special for the present invention, thereby has effectively guaranteed the nutritional need of parent population in the reinforced cultivating.
The fish reproduction activity removes and induced and to the regulation and control of gonad development by the body internal hormone, also to be subjected to the influence of the external environment factor, illumination, temperature, salinity and nutrient etc. have tangible influence to the ovary and the testis development of seawater fish, for promoting the Paralichthys lethostigma gonad development, the present invention has implemented scientific and effective smooth temperature control to the Paralichthys lethostigma parent population, explores suitable intensity of illumination, periodicity of illumination and the water temperature range of bright dipping temperature regulation and control.
Embodiment
Below in conjunction with embodiment, to details are as follows according to embodiment provided by the invention:
A kind of Aralichthys lethostigma parent fish rearing method is characterized in that this method is divided into the desalination cultivation of reserve parent fish, salinization is cultivated and the reinforced cultivating three phases of parent population carries out, and concrete implementation step is as follows:
Select to cultivate facility and system:
For guarantee that water quality is good, water temperature stability, seawater and well water is recycling, reserve parent fish is cultivated and parent fish rearing is carried out in semi-enclosed circulation batch production workshop and totally enclosed type circular flow water system batch production workshop respectively;
Select reserve parent fish to cultivate facility and system: cultivating the workshop water system is semi-enclosed circular flow water system, and system comprises fresh water deep-well (water source), cultivates pond, filtering ponds (comprising sand filter and biological filter), sterilization pool (ozonization), temperature adjustment pond, intake-discharge pipe road, gas charging system, light control system.The cultivation pond is a rectangle, area 40m
2, the dark 1.0m in pond.
Parent fish rearing facility and system: cultivating the workshop is totally enclosed type circular flow water system, and system mainly partly is made up of cement pit, flat panel filter groove, protein separator, biological bag, ultraviolet sterilizer and ozone generator, water pump, circulating water pipeline system, liquid oxygen supply system, fan blower gas charging system, mixed flow system etc.Water 24h in the system circulates.The parent fish rearing pond is square fillet pond, the dark 0.8m of every saliva mud sump, area 40m
2, adopt diagonal two places to supply water, can form circulating water, discharge outlet and sewage draining exit are located at pond central authorities, become pan bottom shape at the bottom of the pond, tilt to central discharge outlet place, help forming circulation and automatic pollution discharge.1.5m place, cement pit top is provided with four 200W bulbs, has rearrangeable switch to regulate suitable intensity of illumination, with isolated extraneous light of black curtain and insulation.
Feed: the trophic level of parent fish rearing phase feed can produce significant impact to quality and the survival rate of the quantity of laying eggs, quality, fertilization rate, embryonic development and prelarva, so study its nutrition and feed formula particular importance.At the different budding nutritional needs of Paralichthys lethostigma, adopted different types of feed.
Reserve parent fish is cultivated feed resource and nutrient component: the feed of throwing something and feeding is the lefteye flounder commercial feed, as rise the lefteye flounder special feed of rope fishing with the feed research center available from Shandong.Primary raw material is: fish meal, shrimp med, soybean, wheat flour, vitamin, mineral salt etc.Main nutrient composition content: crude protein 〉=45%, crude fat 〉=10%, raw fiber≤4%, coarse ash≤17%, calcium 〉=1.5%, total phosphorus 〉=1.2%, moisture≤12%, lysine 〉=2.2%.Feed is a graininess, particle diameter 4mm～11mm.
Preparation parent population reinforced cultivating feed: feed formula major ingredient weight % is: Acenthogobius flavimanus or sand lance 30%～40%, cuttlefish or squid 15%～20%, seawater shrimps 15%～20%, lefteye flounder powder-material 20%～30%; Additive accounts for the weight % of major ingredient: parent population hardening agent 1%～2%, Vc 0.4%, Ve 0.4%.Feed is a graininess, particle diameter 9mm～11mm; The parent population hardening agent can adopt commercially available U.S.'s product parent population treasured.
For example: feed formula major ingredient weight (in kg): Acenthogobius flavimanus or sand lance 36kg, cuttlefish or squid 18kg, seawater shrimps 18kg, lefteye flounder powder-material 28kg; Additive accounts for the weight % of major ingredient: parent population hardening agent weight (in kg) 1.5kg, Vc 0.4kg, Ve 0.4kg; Feed is a graininess, particle diameter 9mm～11mm; The parent population hardening agent can adopt commercially available U.S.'s product parent population treasured.Can be prepared from according to a conventional method.
The water source: the water source that reserve parent fish is cultivated comes from motor-pumped well water.The water source of parent fish rearing is formed by external source seawater, low bittern, fresh water (19 ℃ in low temperature well water), underground heat well water (60 ℃) mixed preparing.
(1) reserve parent fish desalination cultivation qualifications and implementation step:
Fingerling stocking: for example, F
11 age of generation, seed stocking rate 1500 tails were cultivated density 24.8 tails/m
2F
12 age of generation, fish stocking rate 800 tails were cultivated density 25 tails/m
2, fingerling is used formalin 150ml/L dipping bath sterilization 30min before going into the pond.
Condition of water quality: 17.8 ℃～28.4 ℃ of water temperatures, salinity 2.0～3.0, dissolved oxygen 3.8mg/L～6.8mg/L, ammonia nitrogen 0.06mg/L～0.30mg/L, nitrite 0.12mg/L～0.23mg/L, pH 7.9～8.6.
Water quality adjustment: depth of water 40cm～60cm.Day is changed water twice, for example the morning 6:30, afternoon 18:30 each once, each quantity of exchanged water is 100%; Day water quality salinity is poor＜and 0.5, the temperature difference＜2 ℃; Pond water 24h charges into air continuously.
Throwing is raised: day throw something and feed 2 times, change water at every turn after 1h begin to throw something and feed, the time 30min～45min that at every turn throws something and feeds, a day feeding volume is 1%～2% of a reserve parent fish body weight; Fish body weight＜200g, the particle diameter 4mm feed of throwing something and feeding; Fish body weight 200g～300g, the particle diameter 9mm feed of throwing something and feeding; Fish body weight＞300g, the particle diameter 11mm feed of throwing something and feeding.
Intensity of illumination and photoperiod: intensity of illumination 400Lx～800Lx, photoperiod 12L: 12D.
Fish disease prevention and cure: clean weekly at the bottom of pool wall and the pond 1 time, every 20d is with formalin 150ml/L dipping bath sterilization 2h, and at fish disease take routinely to throw something and feed pharmaceutical chemistry and water disinfection measure.
Cultivate the result: F for example
1Generation 1 seed rearing time in age 183d, average weight 313g, maximum individual 1286g, minimum individual 162g, above individual 317 tails of 500g, survival rate 92.9%; F
12 age of generation, fish was cultivated time 178d, average weight 695g, maximum individual 2306g, minimum individual 218g, above individual 104 tails of 1000g, survival rate 90.3%.
(2) qualifications and implementation step are cultivated in the reserve parent fish salinization:
For example, reserve parent fish is moved to by Tianjin Fisheries Research Laboratory fresh water experiment station and carries out the salinization cultivation after treasure industry development Co., Ltd is sent out in the sea, Tianjin, and time 14d is cultivated in salinization.
Condition of water quality: 16 ℃～18 ℃ of water temperatures, pH8.5～8.2, dissolved oxygen 6.2mg/L～8.1mg/L.
Intensity of illumination: 1200Lx～60Lx.
Salinity is regulated: fish is positioned over earlier in the brackish water of salinity 2, begins to regulate the water quality salinity behind the 2d.Salinity 2～7 intervals, every 24h rising salinity 1 is stablized 1d then.Salinity 7～15 intervals, every 24h rising salinity 2.Salinity 15～20,24h.Salinity 20～30,24h.
Throwing is raised: the lefteye flounder commercial feed of throwing something and feeding during salinization is supported temporarily, every day twice, morning and afternoon, respectively once a day feeding volume was 0.8%～1.2% of a reserve parent fish body weight.
Result: salinization survival rate 100%.
(3) parent population reinforced cultivating qualifications and implementation step:
The reinforced cultivating time is 60～70d;
Parent population is selected: from F
11 age of generation seed and F
1In generation, select 800 tails respectively in the reserve parent fish of fish salinization in 2 ages and 400 tails carry out reinforced cultivating as parent population.The requirement of selecting is: the bodily form of fish is complete, color and luster normal, healthy and strong nothing is hindered, action is active, sociability is strong, it is positive to ingest, more than the individual weight 500g, more than 2 ages of age.
Put in a suitable place to breed: the male and female parent population is divided foster, female parent population breeding density 4 tails/m
2, male parent population 6 tails/m
2
Water quality and regulation and control: cultivate 16.5 ℃～17.5 ℃ of water quality water temperatures, salinity 28～30, dissolved oxygen 6mg/L～8mg/L, pH 8.0～8.2.24h circulation flowing water, the day exchange capacity of flowing water is 6～8 full doses of Chi Shui.
Throwing is raised: the above-mentioned feed prepared voluntarily of the present invention that throws something and feeds, throw something and feed twice every day, for example the morning 9:00～10:00, afternoon 16:00～17:00 each once, a day feeding volume is 0.8%～1.5% of a parent population body weight.
The regulation and control of light temperature: illumination is provided by bulb, four pieces of bulbs of each parent fish rearing pond overhung, and each two pieces of diagonal angle of 60W, 150W hang, to obtain illumination uniformly.Water temperature rises to 17 ℃ by 14.5 ℃.Light temperature control manipulation sees Table 1.
The regulation and control of table 1 parent population light temperature
| Date (d) | Intensity of illumination (Lx) | Periodicity of illumination (h) | Water temperature (℃) |
| 20 50 25 | 600-1500 400-500 500 | L∶D＝10∶14 L∶D＝10∶14 L∶D＝10～11∶14～13 | 14.5～15 16～17 17 |
Result: reinforced cultivating survival rate 100%.
Above-mentioned detailed description of this Aralichthys lethostigma parent fish rearing method being carried out with reference to embodiment; be illustrative rather than determinate; can list several embodiment according to institute's limited range; therefore in the variation and the modification that do not break away under the general plotting of the present invention, should belong within protection scope of the present invention.
Claims (1)
1, a kind of Aralichthys lethostigma parent fish rearing method is characterized in that this method is divided into the desalination cultivation of reserve parent fish, salinization is cultivated and the reinforced cultivating three phases of parent population carries out, and concrete implementation step is as follows:
(1) reserve parent fish desalination cultivation qualifications and implementation step:
Select reserve parent fish to cultivate facility and system: cultivating the workshop water system is semi-enclosed circular flow water system, and system comprises the fresh water deep-well, cultivates pond, filtering ponds, sterilization pool, temperature adjustment pond, intake-discharge pipe road, gas charging system, light control system;
Water source and condition of water quality: the water source comes from motor-pumped well water; 17.8 ℃～28.4 ℃ of water temperatures, salinity 2.0～3.0, dissolved oxygen 3.8mg/L～6.8mg/L, ammonia nitrogen 0.06mg/L～0.30mg/L, nitrite 0.12mg/L～0.23mg/L, pH 7.9～8.6;
Water quality adjustment: depth of water 40cm～60cm; Day interval changes water twice, and each quantity of exchanged water is 100%; Day water quality salinity is poor＜and 0.5, the temperature difference＜2 ℃; Pond water 24h charges into air continuously;
Fingerling stocking: F
11 age of generation seed rearing density 24.8 tails/m
2F
12 age of generation, fish was cultivated density 25 tails/m
2, fingerling is used formalin 150ml/L dipping bath sterilization 30min before going into the pond;
Feed and throwing are raised: the lefteye flounder commercial feed of throwing something and feeding, feed are graininess, particle diameter 4mm～11mm; Day throw something and feed 2 times, change water at every turn after 1h begin to throw something and feed, time 30min～45min throws something and feeds at every turn; Day feeding volume is 1%～2% of a reserve parent fish body weight;
Intensity of illumination and photoperiod: intensity of illumination 400Lx～800Lx, photoperiod 12L: 12D;
Fish disease prevention and cure: every 20d is with formalin 150ml/L dipping bath sterilization 2h, and at fish disease take routinely to throw something and feed pharmaceutical chemistry and water disinfection measure;
(2) qualifications and implementation step are cultivated in the reserve parent fish salinization:
Facility and system are cultivated in the reserve parent fish salinization: cultivating the workshop is totally enclosed type circular flow water system, and system mainly partly is made up of cement pit, flat panel filter groove, protein separator, biological bag, ultraviolet sterilizer and ozone generator, water pump, circulating water pipeline system, liquid oxygen supply system, fan blower gas charging system, mixed flow system etc.; Water 24h in the system circulates; The parent fish rearing pond is square fillet pond, the dark 0.8m of every saliva mud sump, area 40m
2, adopt diagonal two places to supply water, can form circulating water, discharge outlet and sewage draining exit are located at pond central authorities, become pan bottom shape at the bottom of the pond, tilt to central discharge outlet place, help forming circulation and automatic pollution discharge; 1.5m place, cement pit top is provided with four 200W bulbs, has rearrangeable switch to regulate suitable intensity of illumination, with isolated extraneous light of black curtain and insulation;
Salinization is cultivated: the salinization cultivation time is 14d;
Water quality water temperature: remain on 16 ℃～18 ℃, pH8.5～8.2, dissolved oxygen 6.2mg/L～8.1mg/L, intensity of illumination 1200Lx～60Lx;
The salinization method is: fish is positioned over earlier in the brackish water of salinity 2, begins to regulate the water quality salinity behind the 2d; Salinity 2～7 intervals, every 24h rising salinity 1 is stablized 1d then; Salinity 7～15 intervals, every 24h rising salinity 2; Salinity 15～20,24h; Salinity 20～30,24h;
Feed and throwing are raised: the lefteye flounder commercial feed of throwing something and feeding during salinization is supported temporarily, and every day twice, morning and afternoon is respectively once; Day feeding volume is 0.8%～1.2% of a reserve parent fish body weight;
(3) parent population reinforced cultivating qualifications and implementation step:
The facility of parent population reinforced cultivating is cultivated identical with system and reserve parent fish salinization;
The reinforced cultivating time is 60～70d;
The water source: the water source of parent fish rearing is formed by external source seawater, low bittern, 19 ℃ of fresh water well water, 60 ℃ of underground heat well water mixed preparing;
Water quality and regulation and control: cultivate 16.5 ℃～17.5 ℃ of water quality water temperatures, salinity 28～30, dissolved oxygen 6mg/L～8mg/L, pH 8.0～8.2; 24h circulation flowing water, the day exchange capacity of flowing water is 6～8 full doses of Chi Shui;
Parent population is selected: select from the reserve parent fish of salinization that the bodily form is complete, color and luster normal, healthy and strong do not have hinder, action is active, sociability is strong, ingest actively, more than the individual weight 500g, 2 ages of age, above reserve parent fish carried out reinforced cultivating as parent population;
Put in a suitable place to breed: the male and female parent population is divided foster, female parent population breeding density 4 tails/m
2, male parent population 6 tails/m
2
Preparation parent population reinforced cultivating feed: feed formula major ingredient weight % is: Acenthogobius flavimanus or sand lance 30%～40%, cuttlefish or squid 15%～20%, seawater shrimps 15%～20%, lefteye flounder powder-material 20%～30%; Additive accounts for the weight % of major ingredient: parent population hardening agent 1～2%, Vc 0.4%, Ve 0.4%; Feed is a graininess, particle diameter 9mm～11mm; The parent population hardening agent can adopt commercially available U.S.'s product parent population treasured;
Throwing is raised: the feed of the above-mentioned preparation of throwing something and feeding, and respectively throw something and feed once morning and afternoon every day, and a day feeding volume is 0.8%～1.5% of a parent population body weight;
The regulation and control of light temperature: illumination is provided by bulb, four pieces of bulbs of each parent fish rearing pond overhung, and each two pieces of diagonal angle of 60W, 150W hang, to obtain illumination uniformly; Water temperature rises to 17 ℃ by 14.5 ℃;
Concrete parameter request is as follows:
Time (d) intensity of illumination (Lx) periodicity of illumination (h) water temperature (℃)
20 600-1500 L∶D＝10∶14 14.5～15
50 400-500 L∶D＝10∶14 16～17
25 500 L∶D＝10～11∶14～13 17。
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102754612A (en) * | 2012-08-03 | 2012-10-31 | 中国水产科学研究院珠江水产研究所 | Aquaculture feed feeding technique |
| CN102835340A (en) * | 2012-09-24 | 2012-12-26 | 厦门大学 | Breeding method of Rillengrundel |
| CN104186392A (en) * | 2014-09-15 | 2014-12-10 | 中国水产科学研究院黄海水产研究所 | Efficient engineering pond farming method for paralichthys olivaceus |
| CN105325751A (en) * | 2015-09-22 | 2016-02-17 | 山东省海洋生物研究院 | Hexagrammos otakii parental fish maturing bait and preparation method thereof |
| CN109619002A (en) * | 2019-01-11 | 2019-04-16 | 广西壮族自治区水产科学研究院 | A kind of red claw crayfish rice field is from breeding method |
| CN111655030A (en) * | 2017-12-01 | 2020-09-11 | 斯托芬菲库有限责任公司 | Aquaculture method for producing salmon roe |
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2008
- 2008-02-29 CN CN2008100523545A patent/CN101233832B/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102754612A (en) * | 2012-08-03 | 2012-10-31 | 中国水产科学研究院珠江水产研究所 | Aquaculture feed feeding technique |
| CN102835340A (en) * | 2012-09-24 | 2012-12-26 | 厦门大学 | Breeding method of Rillengrundel |
| CN102835340B (en) * | 2012-09-24 | 2013-08-21 | 厦门大学 | Breeding method of Rillengrundel |
| CN104186392A (en) * | 2014-09-15 | 2014-12-10 | 中国水产科学研究院黄海水产研究所 | Efficient engineering pond farming method for paralichthys olivaceus |
| CN104186392B (en) * | 2014-09-15 | 2016-06-08 | 中国水产科学研究院黄海水产研究所 | A kind of Paralichthys olivaceus through engineering approaches pond high-efficiency breeding method |
| CN105325751A (en) * | 2015-09-22 | 2016-02-17 | 山东省海洋生物研究院 | Hexagrammos otakii parental fish maturing bait and preparation method thereof |
| CN105325751B (en) * | 2015-09-22 | 2016-10-19 | 山东省海洋生物研究院 | A kind of greenling parent fish accelerating bait and preparation method thereof |
| CN111655030A (en) * | 2017-12-01 | 2020-09-11 | 斯托芬菲库有限责任公司 | Aquaculture method for producing salmon roe |
| CN111655030B (en) * | 2017-12-01 | 2022-08-12 | 斯托芬菲库有限责任公司 | Aquaculture method for producing salmon roe |
| CN109619002A (en) * | 2019-01-11 | 2019-04-16 | 广西壮族自治区水产科学研究院 | A kind of red claw crayfish rice field is from breeding method |
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