CN106818554A - A kind of five spend imperial eyeball dove-tail form grass goldfish to breed and selection - Google Patents
A kind of five spend imperial eyeball dove-tail form grass goldfish to breed and selection Download PDFInfo
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- CN106818554A CN106818554A CN201710040081.1A CN201710040081A CN106818554A CN 106818554 A CN106818554 A CN 106818554A CN 201710040081 A CN201710040081 A CN 201710040081A CN 106818554 A CN106818554 A CN 106818554A
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- 238000001471 micro-filtration Methods 0.000 claims description 4
- 210000004681 ovum Anatomy 0.000 claims description 4
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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
-
- 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)
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- Marine Sciences & Fisheries (AREA)
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- Animal Husbandry (AREA)
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- Farming Of Fish And Shellfish (AREA)
- Fodder In General (AREA)
Abstract
Imperial eyeball dove-tail form grass goldfish is spent to breed and selection the present invention relates to five, it is comprised the following steps：(1), parent population selection；(2), artificial propagation and artificial insemination；(3), artificial incubation；(4), early stage is cultivated；(5), one-level is preferably cultivated with the later stage；(6), two grades preferably with later stage intensive culture.Of the invention five spend the breeding of imperial eyeball dove-tail form grass goldfish to be spent with the five of selection institute seed selection, and imperial eyeball dove-tail form grass goldfish individual line is excellent, and muscle is full, in bright gay color, and the bodily form is symmetrically graceful, and varietal characteristic is obvious.
Description
Technical field
The invention belongs to ornamental fish reproduction technique field, it is related to breeding and the selection of a kind of grass goldfish, more particularly to
A kind of five spend imperial eyeball dove-tail form grass goldfish to breed and selection.
Background technology
The body of dovetail grass goldfish is short and tail speciality, and tail fin is about the 2/3 or 1/2 of fish body total length, bifurcated behind tail fin.In flower
On color, there are red, red white, sparkling, five colours etc..Existing kind, based on red dovetail, red white dove-tail form.Personality is active, easily raises
Support, be the traditional ornamental fish kind of China, be also one of China's fancy fishes main exit kind.
The eyes of imperial eyeball dovetail grass goldfish protrude greatly.In existing dovetail grass goldfish, the change of ocular form is rare, and five spend dragon
Eyeball dove-tail form grass goldfish is to view and admire fine work.
Five spend the imperial eyeball dove-tail form grass goldfish to have splendid ornamental value, but must be by strict artificial propagation and seed selection
Technical measures, could obtain its stabilization and prominent proterties.Existing breeding and breeding technique are difficult to be stablized and high-lighting
The five of shape spend imperial eyeball dove-tail form grass goldfish.
In view of the above-mentioned technological deficiency of prior art, in the urgent need to developing a kind of five breedings for spending imperial eyeball dove-tail form grass goldfish
With selection.
The content of the invention
It is an object of the invention to overcome shortcoming present in prior art, there is provided a kind of five spend imperial eyeball dove-tail form grass goldfish
Breeding and selection, the method is obtained in that stabilization and protrudes the five of proterties spends imperial eyeball dove-tail form grass goldfish.
To achieve these goals, the present invention provides following technical scheme：
A kind of five spend imperial eyeball dove-tail form grass goldfish to breed and selection, it is characterised in that comprise the following steps：
(1), parent population selection
It is parent population that selection female five spends dovetail grass goldfish and male red telescope goldfish, wherein, the parent population age is 2 ages and parent
The specification of fish is：It is 100-150g/ tails that female five spends the weight of dovetail grass goldfish；The length of male red telescope goldfish is ＞
12cm/ tails；
(2), artificial propagation and artificial insemination
The first tenday period of a month in late April to May, when water temperature is up to 20 DEG C, with potassium permanganate sterilization spawning pond, the female five that will be chosen afterwards
Flower dovetail grass goldfish is 1 by mantissa's ratio with male red telescope goldfish：2 ratio carries out the breeding density in combo and spawning pond
It is 4-5 tails/m3；Artificial induced spawning hormone is injected separately into, the dosage of artificial induced spawning hormone is：Every kilogram of female five spends Herba Passiflorae Cupiformis
Goldfish uses 3ug LHRH-A2With 1mg DOM, the implantation dosage of artificial induced spawning hormone of male red telescope goldfish halves；
After parent population is injected into oxytocic hormone, give micro- stimulation by running water, 20 DEG C of water temperature, parent population generation heat effect after 8-10h
At once, female five being taken respectively and spending dovetail grass goldfish and male red telescope goldfish, while pushing belly, extrusion sperm and ovum are arrived
In the small washbasin sterilized, inseminated from water dry method, and be gently agitated for uniformly with feather rod；
(3), artificial incubation
After 15min, by the embryonated egg in small washbasin, with feather rod, gently Quick uniform sprinkles the hatching net in hatchery
In case, Lentic hatching is carried out, after the completion of, the U.S. graceful sterilization of splashing in full pond is used in conjunction 3 days, and 1/6 is changed after each medication 30min
Water, prevents saprolegniasis from occurring；Starting microfiltration formula aerator carries out oxygenation；20 DEG C of water temperature, can hatch prelarva after 5 days, middle
Splashed once with potassium permanganate；After prelarva hatches 3 days, full pond is uniformly splashed egg yolk slurries 1 time daily, treats prelarva Burden-Swimming Ability of KM
When turning strong, incubation net cage is withdrawn from, prelarva is transferred to carries out early stage cultivation in hatchery；
(4), early stage is cultivated
Early stage is cultivated and carried out in hatchery, and daily upper and lower noon full pond is uniformly splashed soya-bean milk 2 times；Fed after about one week outer
Source property living body bait；By the cultivation more than 20 days, prelarva body is long when reaching 3cm, is transferred to one-level and is preferably cultivated with the later stage；
(5), one-level is preferably cultivated with the later stage
Screened comprehensively from hatchery, by condition it is excellent, that the bodily form is graceful, physically fit grass goldfish carries out one-level is excellent
Choosing, the beginning later stage cultivates in being transferred to culture pond；Enter the thorough cleaning sterilization of culture pond before pond with potassium permanganate, breeding density is
400 tails/m3, artificial grain's feed is fed, the tame and docile food of 3 days is first carried out, feed daily 2 times, regularly feed, feeding rate is according to fish body
Upgrowth situation is adjusted in time, and daily ration, feeding quantity is controlled as strict as possible, can not be satiated；
(6), two grades preferably with later stage intensive culture
Monthly full culture pond carry out one time two grades preferably, the high-class product of condition high, big specification is selected into aquarium to be carried out
Later stage intensive culture；The breeding density of later stage intensive culture is the tail of every case 100, feeds the artificial grain's feed that with the addition of vitamin medicaments,
Feed 2 times daily, water 10-20% is changed daily.
Further, wherein, in the step (2), the size of spawning pond is 4m × 2m × 1m, and female five is spent into dovetail
Grass goldfish is respectively put into the spawning pond in the small-sized net cage of the lattice of decile two with male red telescope goldfish, and sterilization spawning pond is high
The consumption of potassium manganate is 5g/m3。
Further, wherein, in the step (2), disposably injected using thoracic cavity during injection artificial induced spawning hormone
The water velocity of mode and miniflow water is 0.02-0.04m/s.
On the other hand, wherein, in the step (3), the size of hatchery is 3m × 4m × 1m, and the depth of water is 0.8m, hatching
2 sizes of 60 mesh of suspension of being connected in pond are the incubation net cage of 2m × 3m × 0.5m, and bottom is 0.20m away from the water surface.
Further, wherein, in the step (3), the U.S. graceful consumption of sterilization is 15mg/L, and the consumption of potassium permanganate is
5mg/L。
Further, wherein, in the step (3), after prelarva hatches 3 days, daily 10：When 00 full pond uniformly splash through
The egg yolk slurries of 100 mesh sieve cloth filtering 1 time, feeding volume is 1 yolk/100,000 seedling.
Yet further, wherein, in the step (4), every morning 9：00th, afternoon 3：00 full pond is uniformly splashed soya-bean milk 2
Secondary, each feeding volume is 2-4g/m2；The external source living body bait feed before with 5% saline solution soaking disinfection 1min；Often it is preordained
When, quantitative, multiple spot feeds, and is regularly every morning 9：00th, afternoon 3：00, quantitative to rob, to be eaten up in food 2h be degree, and multiple spot refers to
4-5 is set to feed a little.
Yet another aspect, wherein, in the step (5), the size of culture pond is 3m × 4m × 0.8m, and the depth of water is 0.5m；
Enter the thorough cleaning sterilization of culture pond before culture pond with the potassium permanganate of 10mg/L；Every morning 9：00 and afternoon 3：00 timing is thrown
Hello, feeding volume is degree to have been eaten in each 5min；The new water 5-10cm of note is changed after feeding every afternoon；It was found that floating head, cloudy day and night
Between want oxygenation.
Further, wherein, in the step (6), five are spent imperial eyeball dove-tail form is protruded and the high-class product of specification ﹥ 3cm is selected
Enter size to carry out later stage intensive culture in 0.5m × 1m × 0.5m aquariums；Answering for 0.1% ratio of addition is fed during later stage intensive culture
Close artificial grain's feed of vitamin C and vitamin E, every morning 9:00 and afternoon 3:00 respectively feeds 1 time, still by robbing food degree
It is degree to have been eaten in each 5min；Residual, secondary, sick fish is removed at any time, it is ensured that the health and high-quality of grass goldfish in case.
Further, wherein, the specification of the grass goldfish after intensive culture is 6-7cm.
Compared with prior art, of the invention five spend imperial eyeball dove-tail form grass goldfish breeding with selection with following beneficial
Technique effect：Red pearlscale type grass goldfish breeding of the invention spends imperial eyeball dove-tail form grass goldfish with the five of selection seed selection
Body strain is excellent, and muscle is full, in bright gay color, and the bodily form is symmetrically graceful, and varietal characteristic is obvious.
Specific embodiment
With reference to embodiment, the present invention is further described, and the content of embodiment is not as to protection scope of the present invention
Limitation.
Imperial eyeball dove-tail form grass goldfish is spent to breed and selection the present invention relates to a kind of five, it is comprised the following steps：
First, parent population selection
It is parent population that selection female five spends dovetail grass goldfish and male red telescope goldfish.Wherein, the parent population age is 2 ages and parent
The specification of fish is：It is 100-150g/ tails that female five spends the weight of dovetail grass goldfish；The length of male red telescope goldfish is ＞
12cm/ tails.
Also, in the present invention, it is preferred to, the parent population of selection requires that strain is excellent, and the bodily form is symmetrical, bright in luster, muscle
Full, physically fit without sick and wounded, varietal characteristic is obvious.
2nd, artificial propagation and artificial insemination
Before artificial propagation and artificial insemination, the differentiation of female milter is carried out.Female milter differentiating method is：Hand touches the gill cover
Or during pectoral fin bar, feel to have harsh feeling star-pursuing is milter, raun then without；Can also be by touching belly whether there is the ripe seminal fluid of outflow
Or ovum inspection is distinguished.
After having distinguished female milter, in the first tenday period of a month in late April to May, when water temperature is up to 20 DEG C, sterilized spawning pond with potassium permanganate.
Wherein, the size of spawning pond is 4m × 2m × 1m, and two are placed in the spawning pond by the small of spawning pond bisection
Net cage.The consumption of sterilization spawning pond potassium permanganate is 5g/m3, it is, potassium permanganate of every cubic metre of the spawning pond with 5g
Carry out disinfection.So, whole spawning pond needs 40g potassium permanganate.
It is 1 by mantissa's ratio with male red telescope goldfish that the female five that will be chosen after sterilization spends dovetail grass goldfish：2 ratio
The breeding density that example carries out in combo and spawning pond is 4-5 tails/m3, so, about 12 tail rauns, 24 are put into whole spawning pond
Tail milter.Wherein, dovetail grass goldfish is spent to be respectively put into decile two in the spawning pond with male red telescope goldfish female five
In the small-sized net cage of lattice.
Also, before spawning pond is put into, artificial induced spawning hormone is injected separately into, the dosage of artificial induced spawning hormone is：
Every kilogram of flower dovetail grass goldfish of female five uses 3ug LHRH-A2With 1mg DOM, male red telescope goldfish artificial induced spawning swash
The implantation dosage of element halves.In the present invention, during injection artificial induced spawning hormone by the way of thoracic cavity is disposably injected
After parent population is injected into oxytocic hormone, give micro- stimulation by running water.Preferably, the water velocity of miniflow water is 0.02-
0.04m/s.20 DEG C of water temperature, when parent population produces heat effect after 8-10h, takes female five and spends dovetail grass goldfish red with male respectively
Color telescope goldfish, while push belly, extrusion sperm and ovum in the small washbasin sterilized, carrying out from the insemination of water dry method, and
It is gently agitated for uniformly with feather rod.
3rd, artificial incubation
The size of hatchery is 3m × 4m × 1m, and the depth of water is 0.8m.And 2 chis of 60 mesh of suspension of being connected in the hatchery
Very little is the incubation net cage of 2m × 3m × 0.5m, and bottom is 0.20m away from the water surface.After about 15min, by the embryonated egg plumage in small washbasin
In the hair rod incubation net cage that gently Quick uniform sprinkles in the hatchery (including the wall of net cage four), Lentic hatching is carried out.
After being put into incubation net cage, the U.S. graceful sterilization of splashing in full pond is used in conjunction 3 days, and 1/6 is changed after each medication 30min
Water, prevent saprolegniasis from occurring.Wherein, the graceful consumption of described U.S. be 15mg/L, that is, every liter of water in add 15mg it is U.S. graceful
Carry out disinfection.
In the process, starting microfiltration formula aerator carries out bubble oxygenation.Wherein, each wall of incubation net cage four outside
Respectively plus 1 small-sized micropore carbon-point carries out bubble oxygenation.Preferably, the power of the microfiltration formula aerator is 250W.Water temperature
20 DEG C, prelarva can be hatched after 5 days, centre potassium permanganate is splashed once, that is, with potassium permanganate sterilization one when the 3rd day
It is secondary.Wherein, the consumption of potassium permanganate is the potassium permanganate of addition 5mg in 5mg/L, that is, every liter of water.After prelarva hatches 3 days,
Full pond is uniformly splashed egg yolk slurries 1 time daily.Preferably, daily 10：What is filtered through 100 mesh sieve cloth uniformly splashed in full pond when 00
Egg yolk slurries 1 time, feeding volume is 1 yolk/100,000 seedling.When prelarva Burden-Swimming Ability of KM turns strong, it is, can be with horizontal attitude
After swimming, incubation net cage is withdrawn from, prelarva is transferred to carries out early stage cultivation in hatchery.
4th, early stage is cultivated
Early stage is cultivated and carried out in hatchery, and daily upper and lower noon full pond is uniformly splashed soya-bean milk 2 times.Preferably, every morning
9：00th, afternoon 3：00 respectively full pond uniformly splash soya-bean milk time, each feeding volume is 2-4g/m3, it is, being thrown in per cubic meter of water
Enter the soya-bean milk of 2-4g.Preferably, the soya-bean milk by soybean and water according to 1：10~1：12 weight ratio is made.By beans of splashing
Slurry, not only can directly provide bait but also the water quality that can foster and apply fertilizer in time.
Exogenous living body bait, such as wheel animalcule, cladocera, Copepods protozoan are fed after about one week.Preferably, it is described
External source living body bait feed before with 5% saline solution soaking disinfection 1min.Also, timing daily, quantitative, multiple spot feed, timing
It is every morning 9：00th, afternoon 3：00 feeds, and quantitative to rob, to be eaten up in food 2h be degree, and multiple spot refers to set 4-5 to feed a little.
Nurturing period keeps water quality " fertilizer ", " work ", " tender ", " refreshing " feature.By the cultivation more than 20 days, prelarva body is up to
During to 3cm, it is transferred to one-level and is preferably cultivated with the later stage.
5th, one-level is preferably cultivated with the later stage
Screened comprehensively from hatchery, by condition it is excellent, that the bodily form is graceful, physically fit grass goldfish carries out one-level is excellent
Choosing, the beginning later stage cultivates in being transferred to culture pond.Wherein, the size of culture pond is 3m × 4m × 0.8m, and the depth of water is 0.5m.Before entering pond
With potassium permanganate by the thorough cleaning sterilization of culture pond.Wherein, the consumption of potassium permanganate is 10mg/L, it is, being put in every liter of water
Enter the potassium permanganate of 10mg.Breeding density is 400 tails/m3。
Artificial grain's feed is fed, the tame and docile food of 3 days is first carried out, fed daily 2 times, regularly fed.Wherein, what is fed is artificial
The dense hyperchromic feed of product fancy carp goldfish in pellet such as Zhoushan, is ground into particle diameter for 1.2-1.5mm.The timing feeds
It is every morning 9：00 and afternoon 3：00 timing feeds.Feeding rate is adjusted in time according to fish body upgrowth situation, and bait throwing in is controlled as strict as possible
Amount, can not satiate, and specifically, feeding volume is degree to have been eaten in each 5min.
Additionally, changing the new water 5-10cm of note after feeding every afternoon, that is, extract the deep water of 5-10cm out from culture pond, and
Injection 5-10cm deep new water.Meanwhile, in cultivating process, it is found that floating head, cloudy day and night want oxygenation.
6th, two grades preferably with later stage intensive culture
Monthly full culture pond carry out one time two grades preferably, the high-class product of condition high, big specification is selected into aquarium to be carried out
Later stage intensive culture.Specifically, the standard of the condition high, the high-class product of big specification spends imperial eyeball dove-tail form to protrude and specification for five,
It is exactly length ﹥ 3cm.Also, the size of the aquarium is 0.5m × 1m × 0.5m.
The breeding density of later stage intensive culture is the tail of every case 100, feeds the artificial grain's feed that with the addition of vitamin medicaments.Tool
Body ground, feeds the B B-complex C and vitamin E of 0.1% ratio of addition (such as during later stage intensive culture：The favorite biotechnology in Wuxi
Co., Ltd's product) artificial grain's feed (such as：The dense hyperchromic feed of product fancy carp goldfish in Zhoushan, particle diameter selection
1.5mm-2.8mm), feed daily 2 times, water 10-20% is changed daily.Wherein, every morning 9:00 and afternoon 3:00 respectively feeds 1
It is secondary, it is degree still by food degree is robbed to have been eaten in each 5min.Also, residual bait, excrement are cleared up in time, in time start oxygenation and mistake
Filter；Residual, secondary, sick fish is removed at any time, it is ensured that the health and high-quality of grass goldfish in case.
The specification of the grass goldfish after intensive culture, that is, length is 6-7cm.
Certainly, to obtain more than 90% stabilization heredity five spend imperial eyeball dove-tail form grass goldfish, must also returning through F1 → F5 generations
Hand over and traversed by technology carries out seed selection.This is follow-up related breeding technique, is not emphasis of the invention, therefore is not carried out herein in detail
Description.
Of the invention five spend imperial eyeball dove-tail form grass goldfish breeding to spend imperial eyeball dove-tail form grass goldfish with the five of selection seed selection
Individual line is excellent, and muscle is full, in bright gay color, and the bodily form is symmetrically graceful, and varietal characteristic is obvious.
The above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not to the present invention
Implementation method restriction.For those of ordinary skill in the field, can also make on the basis of the above description
The change or variation of other multi-forms.Here all of implementation method cannot be exhaustive.It is every to belong to skill of the invention
Obvious change that art scheme is extended out changes row still in protection scope of the present invention.
Claims (10)
1. one kind five spends imperial eyeball dove-tail form grass goldfish to breed and selection, it is characterised in that comprise the following steps：
(1), parent population selection
It is parent population that selection female five spends dovetail grass goldfish and male red telescope goldfish, wherein, the parent population age is 2 ages and parent population
Specification is：It is 100-150g/ tails that female five spends the weight of dovetail grass goldfish；The length of male red telescope goldfish is ＞ 12cm/
Tail；
(2), artificial propagation and artificial insemination
In the first tenday period of a month in late April to May, when water temperature is up to 20 DEG C, with potassium permanganate sterilization spawning pond, the female five that will be chosen afterwards spends swallow
Tail grass goldfish is 1 by mantissa's ratio with male red telescope goldfish：The breeding density that 2 ratio carries out in combo and spawning pond is 4-
5 tails/m3；Artificial induced spawning hormone is injected separately into, the dosage of artificial induced spawning hormone is：Every kilogram of female five spends dovetail grass goldfish
Use 3ug LHRH-A2With 1mg DOM, the implantation dosage of artificial induced spawning hormone of male red telescope goldfish halves；
After parent population is injected into oxytocic hormone, give micro- stimulation by running water, 20 DEG C of water temperature, when parent population produces heat effect after 8-10h,
The flower dovetail grass goldfish of female five and male red telescope goldfish are taken respectively, while pushing belly, extrude sperm and ovum to sterilization
In the small washbasin crossed, inseminated from water dry method, and be gently agitated for uniformly with feather rod；
(3), artificial incubation
After 15min, by the embryonated egg in small washbasin, with feather rod, gently Quick uniform is sprinkled in the incubation net cage in hatchery,
Lentic hatching is carried out, after the completion of, the U.S. graceful sterilization of splashing in full pond is used in conjunction 3 days, and 1/6 water is changed after each medication 30min, is prevented
Sealing mildew occurs；Starting microfiltration formula aerator carries out oxygenation；20 DEG C of water temperature, can hatch prelarva, centre Gao Meng after 5 days
Sour potassium is splashed once；After prelarva hatches 3 days, full pond is uniformly splashed egg yolk slurries 1 time daily, treats that prelarva Burden-Swimming Ability of KM turns strong
When, incubation net cage is withdrawn from, prelarva is transferred to carries out early stage cultivation in hatchery；
(4), early stage is cultivated
Early stage is cultivated and carried out in hatchery, and daily upper and lower noon full pond is uniformly splashed soya-bean milk 2 times；Exogenous work is fed after one week
Body bait；By the cultivation more than 20 days, prelarva body is long when reaching 3cm, is transferred to one-level and is preferably cultivated with the later stage；
(5), one-level is preferably cultivated with the later stage
Screened comprehensively from hatchery, by condition it is excellent, the bodily form is graceful, physically fit grass goldfish carry out one-level preferably,
The beginning later stage cultivates in being transferred to culture pond；Enter the thorough cleaning sterilization of culture pond before pond with potassium permanganate, breeding density is 400
Tail/m3, artificial grain's feed is fed, the tame and docile food of 3 days is first carried out, feed daily 2 times, regularly feed, feeding rate is given birth to according to fish body
Situation long is adjusted in time, and daily ration, feeding quantity is controlled as strict as possible, can not be satiated；
(6), two grades preferably with later stage intensive culture
Monthly full culture pond carry out one time two grades preferably, the high-class product of condition high, big specification is selected into aquarium carries out the later stage
Intensive culture；The breeding density of later stage intensive culture is the tail of every case 100, feeds the artificial grain's feed that with the addition of vitamin medicaments, daily
Feed 2 times, water 10-20% is changed daily.
2. according to claim 1 five spend imperial eyeball dove-tail form grass goldfish to breed and selection, it is characterized in that, the step
(2) in, the size of spawning pond is 4m × 2m × 1m, and spends dovetail grass goldfish to be put respectively with male red telescope goldfish female five
Enter in the spawning pond in the small-sized net cage of the lattice of decile two, the consumption of spawning pond potassium permanganate of sterilizing is 5g/m3。
3. according to claim 2 five spend imperial eyeball dove-tail form grass goldfish to breed and selection, it is characterized in that, the step
(2) in, the water velocity that mode that thoracic cavity disposably injects and miniflow water are used during injection artificial induced spawning hormone is 0.02-
0.04m/s。
4. according to claim 1 five spend imperial eyeball dove-tail form grass goldfish to breed and selection, it is characterized in that, the step
(3) in, the size of hatchery is 3m × 4m × 1m, and the depth of water is 0.8m, 2 sizes of 60 mesh of suspension of connecting the hatchery in for 2m ×
The incubation net cage of 3m × 0.5m, bottom is 0.20m away from the water surface.
5. according to claim 4 five spend imperial eyeball dove-tail form grass goldfish to breed and selection, it is characterized in that, the step
(3) in, the U.S. graceful consumption of sterilization is 15mg/L, and the consumption of potassium permanganate is 5mg/L.
6. according to claim 5 five spend imperial eyeball dove-tail form grass goldfish to breed and selection, it is characterized in that, the step
(3) in, after prelarva hatches 3 days, daily 10：Full pond is uniformly splashed and is starched 1 time through the egg yolk of 100 mesh sieve cloth filtering when 00, is fed
It is 1 yolk/100,000 seedlings to measure.
7. according to claim 1 five spend imperial eyeball dove-tail form grass goldfish to breed and selection, it is characterized in that, the step
(4) in, every morning 9：00th, afternoon 3：00 full pond is uniformly splashed soya-bean milk 2 times, and each feeding volume is 2-4g/m2；The external source is lived
Before body bait feeding with 5% saline solution soaking disinfection 1min；Timing daily, quantitative, multiple spot feeds, and is regularly every morning 9：
00th, afternoon 3：00, quantitative to rob, to be eaten up in food 2h be degree, and multiple spot refers to set 4-5 to feed a little.
8. according to claim 1 five spend imperial eyeball dove-tail form grass goldfish to breed and selection, it is characterized in that, the step
(5) in, the size of culture pond is 3m × 4m × 0.8m, and the depth of water is 0.5m；To be trained with the potassium permanganate of 10mg/L before entering culture pond
Educate the thorough cleaning sterilization in pond；Every morning 9：00 and afternoon 3：00 timing feeds, and feeding volume is degree to have been eaten in each 5min；Often
The new water 5-10cm of note is changed after feeding its afternoon；It was found that raising the nose above water to breathe, cloudy day and night want oxygenation.
9. red white chimera swallow type tail grass goldfish according to claim 1 is bred and selection, it is characterized in that, the step
(6) in, spend imperial eyeball dove-tail form to protrude by five and the high-class product of specification ﹥ 3cm is selected into size in 0.5m × 1m × 0.5m aquariums
Carry out later stage intensive culture；The artificial grain of B B-complex C and vitamin E that 0.1% ratio of addition is fed during later stage intensive culture raises
Material, every morning 9:00 and afternoon 3:00 respectively feeds 1 time, is degree still by food degree is robbed to have been eaten in each 5min；Remove at any time
Residual, secondary, sick fish, it is ensured that the health and high-quality of grass goldfish in case.
10. according to claim 9 five spend imperial eyeball dove-tail form grass goldfish to breed and selection, it is characterized in that, after intensive culture
Grass goldfish specification be 6-7cm.
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| CN105660478A (en) * | 2015-09-30 | 2016-06-15 | 江西省水产科学研究所 | Method for goldfish self-reproduction in parent fish aquarium |
| CN106172119A (en) * | 2016-07-15 | 2016-12-07 | 天津现代晨辉科技集团有限公司 | Grass goldfish breeding and the method for selection-breeding |
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| CN105660478A (en) * | 2015-09-30 | 2016-06-15 | 江西省水产科学研究所 | Method for goldfish self-reproduction in parent fish aquarium |
| CN106172119A (en) * | 2016-07-15 | 2016-12-07 | 天津现代晨辉科技集团有限公司 | Grass goldfish breeding and the method for selection-breeding |
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