CN104381168A - Rapid propagation method for mud fish - Google Patents
Rapid propagation method for mud fish Download PDFInfo
- Publication number
- CN104381168A CN104381168A CN201410609189.4A CN201410609189A CN104381168A CN 104381168 A CN104381168 A CN 104381168A CN 201410609189 A CN201410609189 A CN 201410609189A CN 104381168 A CN104381168 A CN 104381168A
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- China
- Prior art keywords
- parent
- loach
- mud fish
- hatching
- mud
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; 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
Abstract
The invention discloses a rapid propagation method for mud fish. The method comprises the following steps of (1) selecting the mud fish which are two to three-winter-old, 15 to 20cm in body length and 30 to 50 grams in body weight as propagation parents, and ensuring that the female/male ratio of the parent mud fish is 1:2-1:3; (2) taking the parent mud fish out of a culture pond, putting the parent mud fish on a spawning induction bed, and injecting 800 to 1,000 international units of chorionic gonadotropin to each parent female mud fish and 400 to 500 international units of chorionic gonadotropin to each parent male mud fish by adopting an intramuscular injection method; (3) putting the parent mud fish subjected to spawning induction into an incubation jar for spawning, taking the parent mud fish in a net of the incubation jar out after 20 hours of spawning, ensuring that eggs are independently incubated in the incubation jar, continuously injecting new clear water in the incubation process to ensure that water in the incubation jar flows; (4) after incubating for 1 month, making sure that fries of the mud fish in the length of 2.5-3.6cm are formed. According to the method, the propagation time of the mud fish is greatly shortened, the hatching rate is improved, the manpower is reduced, and the aquaculture economic benefit is improved.
Description
Technical field
The present invention relates to cultural technique field, particularly relate to the method for quickly breeding of a kind of loach.
Background technology
Loach is described as " in water ginseng ", its delicious flavour, fine and tender taste, nutritious.According to analysis, containing 18.4 grams, protein, 2.9 grams, fat in every hectogram loach meat, vitamin B1, A, C content are all higher than other fish.In addition, loach property is flat, taste is sweet, enter liver spleen kidney, and pharmaceutically also have higher value, therefore, loach export trade amount increases year by year in recent years, and the consumption figure of domestic loach is also in rising trend.Because natural loach resource far can not meet the consumption demand of people, therefore loach breeding industry also starts to enter the fast-developing phase.
Existing loach hatching propagation method is: be positioned in the cement pit of sterilizing in advance by loach parent population and lay eggs, the fertilized egg of giving birth to continuation hatches into mud fish fry in cement pit, after the flat trip of fry, by fry, the pond be transferred to after prior rich water is cultivated, about 1 month, cultivate into the specification of more than 3 centimetres, about 5 months, loach grows to about 5 grams, is loach large size fingerling.But existing method, when laying eggs, due to the accumulation of ovum, causes the seedling rate of hatching low, loach nursery low in juvenile fish opening stage survival rate.
Summary of the invention
The invention provides the method for quickly breeding of a kind of loach, substantially reduce the time of loach breeding, improve incubation rate, decrease manpower, improve fanning economics.
The object of the invention is to be achieved through the following technical solutions:
A method for quickly breeding for loach, is characterized in that, comprises the following steps:
(1) growth selection 2 ~ 3 age in winter, the loach of body long 15 ~ 20cm, body weight 30 ~ 50g is as breeding parent, and female, the male proportioning of parent loach is 1: 2 ~ 1: 3;
(2) be placed on parturition inducing bed by the taking-up from cultivation pond of parent loach, adopt muscle injection mode, to the human chorionic gonadtropin of the female loach injection of every tail parent 800 ~ 1000 international units, the injected dose of close male loach reduces by half;
(3) the parent loach after hastening parturition is put into hatching cylinder to lay eggs, the parent loach in hatching cylinder Intranet is taken out after laying eggs 20 hours, ovum is hatched voluntarily in described hatching cylinder, in hatching process, constantly injects new clear water, ensure the water flow in hatching cylinder;
(4) hatch the mud fish fry growing up to 2.5 ~ 3.6cm after 1 month, hatch and obtain finished product loach after 6 months.
Described muscle injection mode is: utilize 1mm syringe and No. four syringe needles in both sides, dorsal fin front lower place, syringe needle is 45° angle towards cephalad direction and parent loach, insertion depth 0.4cm.
Suitable water temperature in described hatching process is 18 DEG C ~ 20 DEG C.
Compared with prior art, the embodiment of the present invention at least has the following advantages:
In the embodiment of the present invention, growth selection 2 ~ 3 age in winter, belly expands and softness is flexible, body colour is that crocus has gloss, belly white, feature is significantly individual as parent loach, parent is female, male loach reasonable mixture ratio, with the addition of process of hastening parturition especially, and inject quantitative ocyodinic, the parent loach having played pin of hastening parturition directly is placed in hatching cylinder and ovulates, owing to having injected ocyodinic, ovulation amount increases, ovulated rear taking-up parent loach, ovum is hatched voluntarily in hatching cylinder, continuous injected clear water in hatching process, this mode of hastening parturition hatching one is adopted to improve incubation rate, and process of hastening parturition is simple to operate, reduce the amount of labour, improve culture benefit.
Embodiment
Below in conjunction with embodiment, the invention will be further described, and following examples are descriptive, is not determinate, can not limit protection scope of the present invention with this.
A method for quickly breeding for loach, the method comprises:
(1) growth selection 2 ~ 3 age in winter, the loach of body long 15 ~ 20cm, body weight 30 ~ 50g is as breeding parent, and female, the male proportioning of parent loach is 1: 2 ~ 1: 3;
(2) be placed on parturition inducing bed by the taking-up from cultivation pond of parent loach, adopt muscle injection mode, to the human chorionic gonadtropin of the female loach injection of every tail parent 800 ~ 1000 international units, the injected dose of close male loach reduces by half;
(3) the parent loach after hastening parturition is put into hatching cylinder to lay eggs, the parent loach in hatching cylinder Intranet is taken out after laying eggs 20 hours, ovum is hatched voluntarily in described hatching cylinder, constantly new clear water is injected in hatching process, ensure the water flow in hatching cylinder, the suitable water temperature in hatching process is 18 DEG C ~ 20 DEG C;
(4) hatch the mud fish fry growing up to 2.5 ~ 3.6cm after 1 month, hatch and obtain finished product loach after 6 months.
Loach reaches sexual maturity general 2 ages in winter, the large fish brood amount of individuality in 2 ~ 3 ages in winter is large, and the mud fish fry quality of breeding is good, and growth is fast, therefore 2 ~ 3 ages in winter will be selected, long more than the 10cm of body, best 15 ~ 20cm, the best 30 ~ 50g of body weight, belly expands and softness is flexible, body colour is that crocus has gloss, belly white, and feature is significantly individual as parent.Select loach parent will note female, male proportioning, generally female, male ratio is 1: 2 ~ 1: 3, and male loach suitably prepares more simultaneously.
Hasten parturition in process in step (2) to parent loach, ocyodinic adopts human chorionic gonadtropin HCG or hypophysis PG, HCG to compare PG better effects if.The consumption of human chorionic gonadtropin HCG can according to every gram of body weight adapted HCG15 international unit, and general 30 ~ 50 grams of every tail of large loach 800 ~ 1000 international units, close male loach consumption reduces by half.In order to avoid hastening parturition, operation grasps loach difficulty, loach can be put into MS ~ 222 that every premium on currency adds 0.1 gram in advance, or implements anesthesia in the totokaine solution of 2%.
The muscle injection mode that the present invention adopts is: utilize 1mm syringe and No. four syringe needles in both sides, dorsal fin front lower place, syringe needle is 45° angle towards cephalad direction and parent loach, insertion depth 0.4cm.
Compared with prior art, the embodiment of the present invention has the following advantages:
By applying the technical scheme of the embodiment of the present invention, growth selection 2 ~ 3 age in winter, belly expands and softness is flexible, body colour is that crocus has gloss, belly white, feature is significantly individual as parent loach, parent is female, male loach reasonable mixture ratio, with the addition of process of hastening parturition especially, and inject quantitative ocyodinic, the parent loach having played pin of hastening parturition directly is placed in hatching cylinder and ovulates, owing to having injected ocyodinic, ovulation amount increases, ovulated rear taking-up parent loach, ovum is hatched voluntarily in hatching cylinder, continuous injected clear water in hatching process, this mode of hastening parturition hatching one is adopted to improve incubation rate, and process of hastening parturition is simple to operate, reduce the amount of labour, improve culture benefit.
The above; be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (3)
1. a method for quickly breeding for loach, is characterized in that, comprises the following steps:
(1) growth selection 2 ~ 3 age in winter, the loach of body long 15 ~ 20cm, body weight 30 ~ 50g is as breeding parent, and female, the male proportioning of parent loach is 1: 2 ~ 1: 3;
(2) be placed on parturition inducing bed by the taking-up from cultivation pond of parent loach, adopt muscle injection mode, to the human chorionic gonadtropin of the female loach injection of every tail parent 800 ~ 1000 international units, the injected dose of close male loach reduces by half;
(3) the parent loach after hastening parturition is put into hatching cylinder to lay eggs, the parent loach in hatching cylinder Intranet is taken out after laying eggs 20 hours, ovum is hatched voluntarily in described hatching cylinder, in hatching process, constantly injects new clear water, ensure the water flow in hatching cylinder;
(4) hatch the mud fish fry growing up to 2.5 ~ 3.6cm after 1 month, hatch and obtain finished product loach after 6 months.
2. the method for claim 1, is characterized in that, described muscle injection mode is: utilize 1mm syringe and No. four syringe needles in both sides, dorsal fin front lower place, syringe needle is 45° angle towards cephalad direction and parent loach, insertion depth 0.4cm.
3. the method for claim 1, is characterized in that, the suitable water temperature in described hatching process is 18 DEG C ~ 20 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410609189.4A CN104381168A (en) | 2014-11-04 | 2014-11-04 | Rapid propagation method for mud fish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410609189.4A CN104381168A (en) | 2014-11-04 | 2014-11-04 | Rapid propagation method for mud fish |
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| Publication Number | Publication Date |
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| CN104381168A true CN104381168A (en) | 2015-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410609189.4A Pending CN104381168A (en) | 2014-11-04 | 2014-11-04 | Rapid propagation method for mud fish |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105104256A (en) * | 2015-08-13 | 2015-12-02 | 鹿寨县水产技术推广站 | Artificial breeding method for misgurnus anguillicaudatus |
| CN105409852A (en) * | 2015-12-15 | 2016-03-23 | 唐开金 | Artificial fertilization method for loaches |
| CN114208733A (en) * | 2022-01-12 | 2022-03-22 | 江苏省海洋水产研究所 | Spawning induction method for parent fish of little yellow croaker |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202680227U (en) * | 2012-03-26 | 2013-01-23 | 浙江海洋学院 | Loach germ cell incubating device |
| CN103109769A (en) * | 2013-03-11 | 2013-05-22 | 江苏省农业科学院宿迁农科所 | Loach fish fry artificial propagation method |
| CN103109767A (en) * | 2013-03-08 | 2013-05-22 | 江苏省农业科学院宿迁农科所 | Loach fish fry artificial cultivation method |
| CN103314910A (en) * | 2013-06-21 | 2013-09-25 | 徐州市水产技术推广站 | Industrial loach breeding and fry culturing method |
| CN103704158A (en) * | 2013-12-03 | 2014-04-09 | 桐乡市恒盛泥鳅养殖专业合作社 | Method for farming loaches on large scale |
| CN104082213A (en) * | 2014-07-15 | 2014-10-08 | 佛山市敦皇水产养殖有限公司 | Artificial propagation method for Taiwan mud fishes |
-
2014
- 2014-11-04 CN CN201410609189.4A patent/CN104381168A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202680227U (en) * | 2012-03-26 | 2013-01-23 | 浙江海洋学院 | Loach germ cell incubating device |
| CN103109767A (en) * | 2013-03-08 | 2013-05-22 | 江苏省农业科学院宿迁农科所 | Loach fish fry artificial cultivation method |
| CN103109769A (en) * | 2013-03-11 | 2013-05-22 | 江苏省农业科学院宿迁农科所 | Loach fish fry artificial propagation method |
| CN103314910A (en) * | 2013-06-21 | 2013-09-25 | 徐州市水产技术推广站 | Industrial loach breeding and fry culturing method |
| CN103704158A (en) * | 2013-12-03 | 2014-04-09 | 桐乡市恒盛泥鳅养殖专业合作社 | Method for farming loaches on large scale |
| CN104082213A (en) * | 2014-07-15 | 2014-10-08 | 佛山市敦皇水产养殖有限公司 | Artificial propagation method for Taiwan mud fishes |
Non-Patent Citations (2)
| Title |
|---|
| 朱炳全: "泥鳅的人工繁殖及苗种培育技术", 《齐鲁渔业》 * |
| 杨仕懋: "泥鳅的繁殖和苗种培育", 《水产科技情报》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105104256A (en) * | 2015-08-13 | 2015-12-02 | 鹿寨县水产技术推广站 | Artificial breeding method for misgurnus anguillicaudatus |
| CN105409852A (en) * | 2015-12-15 | 2016-03-23 | 唐开金 | Artificial fertilization method for loaches |
| CN114208733A (en) * | 2022-01-12 | 2022-03-22 | 江苏省海洋水产研究所 | Spawning induction method for parent fish of little yellow croaker |
| CN114208733B (en) * | 2022-01-12 | 2023-09-05 | 江苏省海洋水产研究所 | Spawning induction method for parent fish of small yellow croaker |
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Application publication date: 20150304 |