CN103636542B - A kind of Bitterling Welfare indoor artificial propagation methods - Google Patents

A kind of Bitterling Welfare indoor artificial propagation methods Download PDF

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Publication number
CN103636542B
CN103636542B CN201310696520.6A CN201310696520A CN103636542B CN 103636542 B CN103636542 B CN 103636542B CN 201310696520 A CN201310696520 A CN 201310696520A CN 103636542 B CN103636542 B CN 103636542B
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parent
pond
water
fish
bitterling welfare
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CN103636542A (en
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徐嘉波
施永海
谢永德
陆根海
张海明
张宗锋
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Shanghai Fisheries Research Institute Shanghai Fisheries Technical Extension Station
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SHANGHAI AQUATIC PRODUCT TECHNOLOGY PROMOTION STATION
Shanghai Fisheries Research Institute
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

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Abstract

A kind of Bitterling Welfare indoor artificial propagation methods, reinforced cultivating of the present invention including parent population, parent population mating, seed are collected and seed rearing, it is characterized in that the reinforced cultivating of Bitterling Welfare parent populations is used as parent fish population using the Bitterling Welfare adult fishes colony Jing Guo pond culture in 1 year, selection can see the female fish parent fish individual and the light milter parent population individual for pressing belly to have milky seminal fluid outflow that pure and fresh ovary profile, fallopian tubal extend into tubulose, and sex ration is 1:1, freshwater mussel is delivered in parent population culturing pool, draw in the net to collect seed after January and be divided into seed rearing pond and cultivated, seed rearing open-mouthed bait was the small-sized freshwater rotifer of 80 mesh sieve tulles, wheel animalcule, the Moina of 60 mesh sieve tulles were gradually supplemented backward, fry grows to total length 15mm, fed the wheel animalcule of 40 mesh sieve tulles and around sufficient class, fry total length is cultivated to 30mm, can be put into pond and be carried out conventional cultivation.

Description

A kind of Bitterling Welfare indoor artificial propagation methods
Technical field
Belong to artificial propagation of fish technology, especially Bitterling Welfare indoor artificial propagations skill the present invention relates to Li Ke Interpretive subfamily Bitterling Welfare Art.
Background technology
Bitterling Welfare(Rhodeus), it is under the jurisdiction of Cypriniformes, Cyprinidae, Interpretive subfamilies, is a kind of wild fresh-water fishes of small-sized omnivorousness Class, major water systems are all distributed, especially to be many on the south the Changjiang river, with special reproductive habit(Ovum is originated in the gill lamella of freshwater mussel). Bitterling Welfare, omnivorousness, based on algae, food be pasture and water, the blade of higher plant, algae, precipitation organic matter, zooplankter, Aquatic insect and cladocera etc., the algal tufa phenomenon produced for control eutrophication water, river training, landscape waters, cultivation The substrate in pond has positive role.In addition, Bitterling Welfare have nuptial coloration, mating period, milter color is extremely bright-coloured, and belly is in tangerine Red, fin pale red, rhynchodaenm and eye socket periphery tool pearl star, are viewed and admired fan by Chinese primary fish deeply and liked, with ornamental value. Meanwhile, Bitterling Welfare can act also as a herb material, with smart mends marrow is added, and mend the fire of three Jiao, and Energy benefit taste plays the effect of acne is malicious.In section Grind with breeding production, because Bitterling Welfare be small fishes, its can as some large-scale predacious fishes bait fish;Because of its breeding week Phase is shorter, also can be developed into zoopery fish.
In recent years, water pollution, artificial excessively capture and the factor such as illegal electric, fried, malicious fish has had a strong impact on Bitterling Welfare nature Stock number, and Bitterling Welfare reproductive capacity is weaker, its special reproductive habit(Ovum is originated in the gill lamella of freshwater mussel)As development artificial propagation The bottleneck of technical research, hinder to its follow-up scientific research, ecology, economic value exploitation.At present, the country there is no further investigation people The report of work reproduction technique, therefore, Bitterling Welfare artificial propagation techniques turn into protection Bitterling Welfare germ plasm resources and development Bitterling Welfare scales are supported The key of production is grown, tool is of great significance.
The content of the invention
It is an object of the invention to provide a kind of Bitterling Welfare indoor intensive artificial breeding technologies.
Technical scheme includes the reinforced cultivating of Bitterling Welfare parent populations, parent population mating, seed is collected and seed rearing is walked Suddenly;It is characterized in that the reinforced cultivating of Bitterling Welfare parent populations using Bitterling Welfare adult fishes colony Jing Guo pond culture in 1 year as parent fish population, Selection can see pure and fresh ovary profile, fallopian tubal and extend into the female fish parent fish individual of tubulose and gently press belly to have milky Seminal fluid outflow milter parent population individual, sex ration is 1:1, it is desirable to select the good physically fit vigor of parent population, scale and fin ray Complete body surface smooth is without scar;Parent fish rearing pond is 20-25 m2Indoor cement pit, breeding density 20-25 tails/m2, use air blower Continuous charge oxygenation, gas stone density is 0.5-1/m2, feed 0#Shrimp pellet, is fed 2 times daily, and daily soil pick-up is changed weekly Water 1 time;At the beginning of parent fish rearing to 4 months, water temperature has risen to more than 15 DEG C in canopy, and freshwater mussel is delivered in parent fish rearing pond, delivers density For 5-10/m2;Male and female parent population natural mating, when Bitterling Welfare are laid eggs, first finds freshwater mussel, and freshwater mussel gill water is inserted by elongated fallopian tubal In pipe, ovum production in mantle cavity in or beyond the gill, raun has been produced after ovum, and milter makes it be fertilized immediately, and embryonated egg is hatched in freshwater mussel body Development;After freshwater mussel delivers January, there is juvenile fish cluster in parent fish rearing pond once observing, drawn in the net to collect with the bolting silk net of 80 mesh, Drawing in the net operation, gang rope is from bottom of pond 15-20 cm at present, and the juvenile fish of collection connects water band seedling with basin and moved into nursery pond, and parent population returns Former pond;Nursery pond is 20-25 m2Indoor cement pit, breeding density 1000-2000 tails/pond, with air blower continuous charge oxygenation, Gas stone density is 0.5-1/m2, cultivated using hydrostatic inflation method, 20-28 DEG C of water temperature;Water for larval nursing is fresh water, through two After level precipitation, with injecting nursery pond after the bolting silk net filtration of 200 mesh;Seed rearing open-mouthed bait was the small-sized of 80 mesh sieve tulles Freshwater rotifer, wheel animalcule density is 1-2/ml, and morning and afternoon respectively throws once, and the wheel animalcule, naked of 60 mesh sieve tulles was supplemented after cultivating 7 days Abdomen Magna, increases its palatability;Water once, is daily changed once in the daily clear bottom of soil pick-up, and quantity of exchanged water is 60%;Fry grows to total length 15mm, Wheel animalcule and the young around sufficient class are fed, zooplankter feeds after being filtered after fishing for the bolting silk of 40 mesh, and morning and afternoon respectively throws one Secondary, water once, is every other day changed once in the daily clear bottom of soil pick-up, and quantity of exchanged water is 60-70%, cultivates fry and grows to more than total length 30mm, can put Enter pond and carry out conventional cultivation.
The present invention outstanding feature be:1)Bitterling Welfare indoor artificial propagation technologies are solved, freshwater mussel need to be relied on relative to Bitterling Welfare The natural propagation pattern developed before the yolk phase is completed, the stronger rearing of fingerling of human controllable's property is formd;2)Room Interior seed rearing is significantly improved relative to natural propagation survival rate, is influenceed small by factor of natural environment;3)Solve artificial propagation With multiple key technology points such as food species, breeding density, parent population juvenile fish separation method in nursery, operational procedure is formd, is grasped Make easy, it is easy to receive and promote.
Embodiment
The production technology step of the present invention includes:The reinforced cultivating of Bitterling Welfare parent populations, parent population mating, embryo are incubated in vitro, manually Change and seed rearing.
First, the reinforced cultivating of parent population:
Using the Bitterling Welfare adult fishes colonies Jing Guo pond culture in 1 year as parent fish population, selection can see pure and fresh ovary The female fish parent fish individual and light pressure belly that profile, fallopian tubal extend into tubulose have the milter parent population that milky seminal fluid flows out Body, sex ration is 1:1, it is desirable to select the good physically fit vigor of parent population, scale and the complete body surface smooth of fin ray without scar.Cultivation Pond is 20-25 m2Indoor cement pit, breeding density 20-25 tails/m2, with air blower continuous charge oxygenation, gas stone density is 0.5-1 Individual/m2, feed 0#Shrimp pellet, feeds 2 times, daily soil pick-up daily, water is changed weekly 1 time.
2nd, parent population mates:
At the beginning of parent fish rearing to 4 months, water temperature has risen to more than 15 DEG C in canopy, and freshwater mussel is delivered in culturing pool, and freshwater mussel is delivered close Spend for 5-10/m2, male and female parent population natural mating when Bitterling Welfare are laid eggs, first finds freshwater mussel, by elongated fallopian tubal insertion freshwater mussel In water tube, ovum production in mantle cavity in or beyond the gill, raun has been produced after ovum, and milter makes it be fertilized immediately, and embryonated egg is in freshwater mussel body Hatching development.
3rd, seed is collected:
After freshwater mussel delivers January, there is juvenile fish cluster in parent fish rearing pond once observing, drawn in the net to receive with the bolting silk net of 80 mesh Collection, drawing in the net operation, gang rope is from bottom of pond 15-20 cm at present, and the juvenile fish of collection connects water band seedling with basin and moved into nursery pond, and parent population returns Hui Yuanchi.
4th, seed rearing:
Nursery pond is 20-25 m2Indoor cement pit, breeding density 1000-2000 tails/pond are increased with air blower continuous charge Oxygen, gas stone density is 0.5-1/m2, cultivated using hydrostatic inflation method, water temperature is natural temperature, 20-28 DEG C of scope; Water for larval nursing is fresh water, after two-stage precipitation, with injecting nursery pond after the bolting silk net filtration of 200 mesh;Seed rearing open-mouthed bait To cross the small-sized freshwater rotifer of 80 mesh sieve tulles, wheel animalcule density is 1-2/ml, and morning and afternoon respectively throws once, is supplemented after cultivating 7 days Wheel animalcule, the Moina of 60 mesh sieve tulles are crossed, increases its palatability;Water once, is daily changed once in the daily clear bottom of soil pick-up, and quantity of exchanged water is 60%;Fry grows to total length 15mm, feeds wheel animalcule and the young around sufficient class, and zooplankter was carried out after fishing for the bolting silk of 40 mesh Fed after filter, morning and afternoon respectively throws once, and water once, is every other day changed once in the daily clear bottom of soil pick-up, and quantity of exchanged water is 60-70%, cultivate fry More than total length 30mm is grown to, pond can be put into and carry out conventional cultivation.

Claims (1)

1. a kind of Bitterling Welfare indoor artificial propagation methods, include reinforced cultivating, parent population mating, seed collection and the seed of Bitterling Welfare parent populations Incubation step;It is characterized in that the reinforced cultivating of Bitterling Welfare parent populations is used as parent population using the Bitterling Welfare adult fishes colony Jing Guo pond culture in 1 year Colony, selection can see pure and fresh ovary profile, fallopian tubal and extend into the female fish parent fish individual of tubulose and gently press belly to have The milter parent population individual of milky seminal fluid outflow, sex ration is 1:1, it is desirable to select that the physically fit vigor of parent population is good, scale With the complete body surface smooth of fin ray without scar;Parent fish rearing pond is 20-25 m2Indoor cement pit, breeding density 20-25 tails/m2, use Air blower continuous charge oxygenation, gas stone density is 0.5-1/m2, feed 0#Shrimp pellet, feeds 2 times, daily soil pick-up daily, Water is changed weekly 1 time;At the beginning of parent fish rearing to 4 months, water temperature has risen to more than 15 DEG C in canopy, and freshwater mussel is delivered in parent fish rearing pond, throws It is 5-10/m to put density2;Male and female parent population natural mating, when Bitterling Welfare are laid eggs, first finds freshwater mussel, and river is inserted by elongated fallopian tubal In freshwater mussel water tube, ovum production in mantle cavity in or beyond the gill, raun has been produced after ovum, and milter makes it be fertilized immediately, and embryonated egg is in freshwater mussel body Interior hatching development;After freshwater mussel delivers January, there is juvenile fish cluster in parent fish rearing pond once observing, drawn with the bolting silk net of 80 mesh Net is collected, and drawing in the net operation, gang rope is from bottom of pond 15-20 cm at present, and the juvenile fish of collection connects water band seedling with basin and moved into nursery pond, parent Fish returns to former pond;Nursery pond is 20-25 m2Indoor cement pit, breeding density 1000-2000 tails/pond, uses air blower continuous charge Oxygenation, gas stone density is 0.5-1/m2, cultivated using hydrostatic inflation method, 20-28 DEG C of water temperature;Water for larval nursing is light Water, after two-stage precipitation, with injecting nursery pond after the bolting silk net filtration of 200 mesh;Seed rearing open-mouthed bait was 80 mesh sieve thin,tough silk The small-sized freshwater rotifer of net, wheel animalcule density is 1-2/ml, and morning and afternoon is respectively thrown once, and 60 mesh sieve tulles were supplemented after cultivating 7 days Wheel animalcule, Moina, increase its palatability;Water once, is daily changed once in the daily clear bottom of soil pick-up, and quantity of exchanged water is 60%;Fry grows to Total length 15mm, feeds wheel animalcule and the young around sufficient class, and zooplankter feeds after being filtered after fishing for the bolting silk of 40 mesh, up and down Noon respectively throws once, and water once, is every other day changed once in the daily clear bottom of soil pick-up, and quantity of exchanged water is 60-70%, cultivates fry and grows to total length 30mm More than, pond can be put into and carry out conventional cultivation.
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CN110432192A (en) * 2019-09-10 2019-11-12 上海市水产研究所(上海市水产技术推广站) A method of extending the America hilsa herring artificial propagation time

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CN104012437B (en) * 2014-06-19 2016-02-24 中国水产科学研究院淡水渔业研究中心 China Bitterling Welfare artificial fecundation method
CN104054614B (en) * 2014-07-04 2016-08-24 中国水产科学研究院淡水渔业研究中心 A kind of ecological polyculturing method of crab, Macrobrachium nipponensis(de Haan) and China
CN104770317A (en) * 2015-04-03 2015-07-15 江苏农牧科技职业学院 Ecological mixed aquaculture method for bitterling and crayfish
CN105379649B (en) * 2015-11-17 2018-02-09 上海市水产研究所 A kind of Bitterling Welfare greenhouses cement pond ecological morning breeding method
CN107114284B (en) * 2017-05-10 2020-10-20 临沂大学 Fish egg gathering and hatching device for rhodeus
FR3081321B1 (en) * 2018-05-24 2020-06-12 Imv Technologies ANIMAL SEED COLLECTION DEVICE
FR3081292B1 (en) * 2018-05-24 2020-06-05 Imv Technologies ANIMAL SEED COLLECTION DEVICE

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CN110432192A (en) * 2019-09-10 2019-11-12 上海市水产研究所(上海市水产技术推广站) A method of extending the America hilsa herring artificial propagation time

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