CN107155970A - A kind of mandarin fish and Tilapia mossambica quasi aromatic hybrid rice breeding method - Google Patents

A kind of mandarin fish and Tilapia mossambica quasi aromatic hybrid rice breeding method Download PDF

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Publication number
CN107155970A
CN107155970A CN201710477234.9A CN201710477234A CN107155970A CN 107155970 A CN107155970 A CN 107155970A CN 201710477234 A CN201710477234 A CN 201710477234A CN 107155970 A CN107155970 A CN 107155970A
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China
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parent
tilapia mossambica
mandarin fish
water
fish
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CN201710477234.9A
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杨品红
韩庆
夏虎
黄海洪
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Hunan University of Arts and Science
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Hunan University of Arts and Science
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/10Culture of aquatic animals of fish
    • 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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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Zoology (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Fodder In General (AREA)
  • Feed For Specific Animals (AREA)

Abstract

The invention discloses a kind of mandarin fish and Tilapia mossambica quasi aromatic hybrid rice breeding method, by the selection of parent, the reinforced cultivating of parent, hasten parturition, artificial insemination, hatch these steps.The present invention is hybridized using mandarin fish with Tilapia mossambica, the merit of comprehensive mandarin fish and Tilapia mossambica, through culture experiment, hybridization F1In generation, shows the features such as temper is more gentle, feeding habits are wide, has important application value in production, has promoted the sound development of China's culture fishery.

Description

A kind of mandarin fish and Tilapia mossambica quasi aromatic hybrid rice breeding method
Technical field
The present invention relates to fish new lines breeding technical field, and in particular to a kind of mandarin fish educates with Tilapia mossambica fish quasi aromatic hybrid rice The method of kind.
Background technology
Mandarin fish, carnivorous, body is flat-sided, and back protuberance, body is thicker, tip, is one in the big fresh water name fish of China four Kind, fine and tender taste, thorn less and meat is more, delicious flavour.Its speed of growth is very fast, likes living food, dwell violent predacious fish, property at category bottom Feelings are unsociable and eccentric, unsocial, it is sometimes similar between also cut one another's throat, breeding period be in June, water temperature be 23-25 DEG C, intolerant to low Oxygen.
Tilapia mossambica, category Perciformes, Callichthyidae, generally lives in fresh water, with very strong adaptability, is often planted in drinking water Thing and chip, have very strong adaptability to low-oxygen environment, and growth is rapid, natural spawning after mid-April.
Therefore be necessary that mandarin fish, Tilapia mossambica are studied and tested, it is wider to obtain temper more gentle, feeding habits scope New varieties.By literature search, do not find and the same or analogous open report of the present invention.
The content of the invention
The deficiency existed for above-mentioned prior art, hybridizes new product it is an object of the invention to provide a kind of mandarin fish and Tilapia mossambica It is breeding method.
To achieve the above object, the technical solution adopted by the present invention:A kind of mandarin fish and Tilapia mossambica quasi aromatic hybrid rice breeding side Method, by the selection of parent, the reinforced cultivating of parent, hastens parturition, artificial insemination, hatches these steps, it is characterised in that
The reinforced cultivating concrete operations of above-mentioned parent are:The mandarin fish female parent that will be singled out is put into mandarin fish parent culture pond, And control mandarin fish parent culture pool inner water Wen Weiwei 20-24 DEG C, before hybridization 2-3 months to starting to feed by weight percentage Include chicken embryo 8-15%, wilsonii 5-10%, Radix Angelicae Sinensis 10-20%, B group vitamin 2-5%, pseudo-ginseng 5-10%, zymosan 3-5%, Bait including pollen 5-10%, shrimp shell meal 10-30%, soft-shelled turtle egg 5-10%, day throwing amount is the tails of 1000-2000kg/ ten thousand, promotion property Gland is developed;The Tilapia mossambica male parent that will be singled out is put into Tilapia mossambica parent culture pond, Tilapia mossambica parent culture pool inner water temperature For for 18-20 DEG C, before hybridization 1 month to starting to feed including B group vitamins 5-25%, shrimp shell meal 65-90%, zymosan 5- Bait including 10%, by weight percentage, day throwing amount are the tails of 1000-2000kg/ ten thousand, reinforced cultivating;
The concrete operations of above-mentioned artificial insemination are:Parent after conscientiously observation is hastened parturition, when both of which full maturity, adopts mandarin fish Mature egg and the mature sperm of Tilapia mossambica, essence:The volume ratio of ovum is 1:3-5 is sufficiently mixed, i.e., the quantity of smart ovum is than big In 500,000,000:1, temperature control is at 22-24 DEG C, and time of insemination 3-5min is stand-by;
The concrete operations of above-mentioned hatching are:Take step(4)In embryonated egg, be put into incubator and carry out Lotic hatching, hatching use Water pH value is controlled in 8.0-8.4, and dissolved oxygen is 6.5-8.0mg/L, and Spawning water temperature control is made as 23-30 DEG C, and water velocity is 3-5m/ min;When hatching was by 2 hours, embryonated egg is put into 0-1 DEG C, 3-4min in the cold water added with inhibin α subunits and rare earth, its Middle inhibin α subunits concentration be 0.5-1.0ppm, rare earth concentration is 1.5-2.5ppm, cold dissolved oxygen in water be maintained at 5.0mg/L with On;Then take out and hatched once again in the water body of incubator, until emerging grows up to spray.
Compared with prior art, the beneficial effects of the invention are as follows:The present invention is hybridized using mandarin fish with Tilapia mossambica, comprehensive mandarin fish With the merit of Tilapia mossambica, through culture experiment, hybridization F1In generation, shows the features such as temper is more gentle, feeding habits are wide, There is important application value in production, the sound development of China's culture fishery has been promoted.
Embodiment
In conjunction with specific embodiment, next the invention will be further elaborated.
Embodiment one
Mandarin fish fish and Tilapia mossambica quasi aromatic hybrid rice breeding method, comprise the following steps:
(1)The selection of parent:Choose 2 more than age, the female conduct of the Mandarin fish fish of body weight 1-2kg, gonadal maturation and health It is maternal;The Tilapia mossambica male of 2 ages, body weight 0.4-1kg, gonadal maturation and health is chosen as male parent, 12 before hybridization Month, just allow female, male in parent independent cultivate;
(2)The reinforced cultivating of parent:By step(1)The mandarin fish female parent picked out is put into mandarin fish parent culture pond, and is controlled 24 DEG C of mandarin fish parent culture pool inner water Wen Weiwei processed, starts to feed by chicken embryo 15%, wilsonii 10%, Radix Angelicae Sinensis for 2 months before hybridization 10%th, the bait that B groups vitamin 5%, pseudo-ginseng 10%, zymosan 3%, pollen 5%, shrimp shell meal 30%, soft-shelled turtle egg 5% are formulated, with Percentage by weight meter, day throwing amount is the tails of 1000kg/ ten thousand, promotes gonad development;The Tilapia mossambica male parent that will be singled out is put into sieve In non-fish parent culture pond, 18 DEG C of Tilapia mossambica parent culture pool inner water Wen Weiwei is fed by B group vitamins for 1 month before hybridization 25%th, shrimp shell meal 65%, the bait of zymosan 10%, day throwing amount are the tails of 1000kg/ ten thousand, by weight percentage, reinforced cultivating;
(3)Hasten parturition:To passing through step(2)The IU/kg fish body weights of maternal mandarin fish injection LRH-A2 6ug+HCG 700 of processing;It is right Male parent Tilapia mossambica injects ocyodinic LRH-A 0.25ug+HCG100 IU/kg fish body weights;
(4)Artificial insemination:Conscientious observation of steps(3)Parent, when both of which full maturity, adopt the mature egg of Culter fishes Ji Gan The mature sperm of fish, essence:The volume ratio of ovum is 1:3 are sufficiently mixed, i.e., the quantity ratio of smart ovum is more than 500,000,000:1, temperature control At 24 DEG C, time of insemination 5min is stand-by;
(5)Hatching:Take step(4)In embryonated egg, be put into incubator and carry out Lotic hatching, Spawning water pH value control exist 8.4, dissolved oxygen is 8.0mg/L, and Spawning water temperature control is made as 30 DEG C, and water velocity is 5m/min;, will be by when hatching was by 2 hours Smart ovum is put into 1 DEG C, 4min in the cold water added with inhibin α subunits and rare earth, and wherein inhibin α subunits concentration is 1.0ppm, dilute Native concentration is 2.5ppm, and cold dissolved oxygen in water is maintained at more than 5.0mg/L, suppresses its chromosome separation, it is smoothly doubled fusion, Form tetraploid;Then take out and hatched once again in the water body of incubator, until emerging grows up to spray.
Embodiment two
Mandarin fish fish and Tilapia mossambica quasi aromatic hybrid rice breeding method, comprise the following steps:
(1)The selection of parent:Choose 2 more than age, the female conduct of the Mandarin fish fish of body weight 1-2kg, gonadal maturation and health It is maternal;The Tilapia mossambica male of 2 ages, body weight 0.4-1kg, gonadal maturation and health is chosen as male parent, 6 before hybridization Month, just allow female, male in parent independent cultivate;
(2)The reinforced cultivating of parent:By step(1)The mandarin fish female parent picked out is put into mandarin fish parent culture pond, and is controlled 20 DEG C of mandarin fish parent culture pool inner water Wen Weiwei processed, before hybridization 2 months to starting to feed by chicken embryo 8%, wilsonii 5%, Radix Angelicae Sinensis 20%th, the bait that B groups vitamin 2%, pseudo-ginseng 5%, zymosan 5%, pollen 10%, shrimp shell meal 10%, soft-shelled turtle egg 10% are formulated, By weight percentage, day throwing amount is the tails of 2000kg/ ten thousand, promotes gonad development;The Tilapia mossambica male parent that will be singled out is put into In Tilapia mossambica parent culture pond, 18 DEG C of Tilapia mossambica parent culture pool inner water Wen Weiwei;Before hybridization 1 month to starting to feed by B The bait that group vitamin 5%, shrimp shell meal 90%, zymosan 5% are constituted, day throwing amount is the tails of 2000kg/ ten thousand, by weight percentage, Reinforced cultivating;
(3)Hasten parturition:To passing through step(2)The IU/kg fish body weights of maternal mandarin fish injection LRH-A2 6ug+HCG 700 of processing;It is right Male parent Tilapia mossambica injects ocyodinic LRH-A 0.25ug+HCG100 IU/kg fish body weights,;
(4)Artificial insemination:Conscientious observation of steps(3)Parent, when both of which full maturity, adopt the mature egg and sieve of mandarin fish The mature sperm of non-fish, essence:The volume ratio of ovum is 1:5 are sufficiently mixed, i.e., the quantity ratio of smart ovum is more than 500,000,000:1, temperature control System is at 22 DEG C, and time of insemination 3min is stand-by;
(5)Hatching:Take step(4)In embryonated egg, be put into incubator and carry out Lotic hatching, Spawning water pH value control exist 8.0, dissolved oxygen is 6.5mg/L, and Spawning water temperature control is made as 23 DEG C, and water velocity is 3m/min;, will be by when hatching was by 2 hours Smart ovum is put into 0 DEG C, 3min in the cold water added with inhibin α subunits and rare earth, and wherein inhibin α subunits concentration is 0.5ppm, dilute Native concentration is 1.5ppm, and cold dissolved oxygen in water is maintained at more than 5.0mg/L, suppresses its chromosome separation, it is smoothly doubled fusion, Form tetraploid;Then take out and hatched once again in the water body of incubator, until emerging grows up to spray.
Inventor's the method according to the invention is obtained to continue to track after spray and fed to 1 age, and 6 are randomly selected during feeding Monthly age, each 20 tail of hybridization fish at 12 monthly ages, and randomly choose Mandarin fish fish, the Tilapia mossambica of the correspondence age of a fish, every kind of each age of a fish 20 Tail, determines body length, live body the quantitative character parameter such as again respectively, and specific data refer to following table one;The lower oxygen concentration resistance of 1 age fish is determined simultaneously Situation, and feeding habits are recorded, as shown in Table 2.
Table one:
Table two:
It can be seen that from above-mentioned table two, crosses fish of the invention integrates the merit of mandarin fish and Tilapia mossambica, showing property Son is more gentle, feeding habits are wide, lower oxygen concentration resistance the features such as.

Claims (1)

1. a kind of mandarin fish and Tilapia mossambica quasi aromatic hybrid rice breeding method, by the selection of parent, the reinforced cultivating of parent, hasten parturition, Artificial insemination, hatch these steps, it is characterised in that
The reinforced cultivating concrete operations of above-mentioned parent are:The mandarin fish female parent that will be singled out is put into mandarin fish parent culture pond, And control mandarin fish parent culture pool inner water Wen Weiwei 20-24 DEG C, before hybridization 2-3 months to starting to feed by weight percentage Include chicken embryo 8-15%, wilsonii 5-10%, Radix Angelicae Sinensis 10-20%, B group vitamin 2-5%, pseudo-ginseng 5-10%, zymosan 3-5%, Bait including pollen 5-10%, shrimp shell meal 10-30%, soft-shelled turtle egg 5-10%, day throwing amount is the tails of 1000-2000kg/ ten thousand, promotion property Gland is developed;The Tilapia mossambica male parent that will be singled out is put into Tilapia mossambica parent culture pond, Tilapia mossambica parent culture pool inner water temperature For for 18-20 DEG C, before hybridization 1 month to starting to feed including B group vitamins 5-25%, shrimp shell meal 65-90%, zymosan 5- Bait including 10%, by weight percentage, day throwing amount are the tails of 1000-2000kg/ ten thousand, reinforced cultivating;
The concrete operations of above-mentioned artificial insemination are:Parent after conscientiously observation is hastened parturition, when both of which full maturity, adopts mandarin fish Mature egg and the mature sperm of Tilapia mossambica, essence:The volume ratio of ovum is 1:3-5 is sufficiently mixed, i.e., the quantity of smart ovum is than big In 500,000,000:1, temperature control is at 22-24 DEG C, and time of insemination 3-5min is stand-by;
The concrete operations of above-mentioned hatching are:Take step(4)In embryonated egg, be put into incubator and carry out Lotic hatching, hatching use Water pH value is controlled in 8.0-8.4, and dissolved oxygen is 6.5-8.0mg/L, and Spawning water temperature control is made as 23-30 DEG C, and water velocity is 3-5m/ min;When hatching was by 2 hours, embryonated egg is put into 0-1 DEG C, 3-4min in the cold water added with inhibin α subunits and rare earth, its Middle inhibin α subunits concentration be 0.5-1.0ppm, rare earth concentration is 1.5-2.5ppm, cold dissolved oxygen in water be maintained at 5.0mg/L with On;Then take out and hatched once again in the water body of incubator, until emerging grows up to spray.
CN201710477234.9A 2017-06-21 2017-06-21 A kind of mandarin fish and Tilapia mossambica quasi aromatic hybrid rice breeding method Pending CN107155970A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108834957A (en) * 2018-09-06 2018-11-20 中国水产科学研究院珠江水产研究所 A kind of method of bolti and Mandarin fish gynogenesis

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1582650A (en) * 2004-05-25 2005-02-23 中国水产科学研究院淡水渔业研究中心 Hybrid method of Afria crucia carp and mandarin fish

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1582650A (en) * 2004-05-25 2005-02-23 中国水产科学研究院淡水渔业研究中心 Hybrid method of Afria crucia carp and mandarin fish

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108834957A (en) * 2018-09-06 2018-11-20 中国水产科学研究院珠江水产研究所 A kind of method of bolti and Mandarin fish gynogenesis

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Application publication date: 20170915