CN103120142A - Breeding method for levelly producing Tilapia seedlings all year round - Google Patents
Breeding method for levelly producing Tilapia seedlings all year round Download PDFInfo
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- CN103120142A CN103120142A CN2013100847121A CN201310084712A CN103120142A CN 103120142 A CN103120142 A CN 103120142A CN 2013100847121 A CN2013100847121 A CN 2013100847121A CN 201310084712 A CN201310084712 A CN 201310084712A CN 103120142 A CN103120142 A CN 103120142A
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- parent population
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- tilapia
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- 238000009395 breeding Methods 0.000 title claims abstract description 24
- 241000276707 Tilapia Species 0.000 title abstract description 9
- 241000251468 Actinopterygii Species 0.000 claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 230000001488 breeding effect Effects 0.000 claims abstract description 17
- 241000276701 Oreochromis mossambicus Species 0.000 claims description 27
- 230000012447 hatching Effects 0.000 claims description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 102000002322 Egg Proteins Human genes 0.000 claims description 17
- 108010000912 Egg Proteins Proteins 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 17
- 210000004681 ovum Anatomy 0.000 claims description 17
- 230000013011 mating Effects 0.000 claims description 13
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 238000012216 screening Methods 0.000 claims description 5
- 230000001954 sterilising effect Effects 0.000 claims description 5
- 238000004659 sterilization and disinfection Methods 0.000 claims description 5
- 210000001325 yolk sac Anatomy 0.000 claims description 5
- 239000002985 plastic film Substances 0.000 claims description 4
- 229920006255 plastic film Polymers 0.000 claims description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 3
- 241001330002 Bambuseae Species 0.000 claims description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 3
- 239000011425 bamboo Substances 0.000 claims description 3
- 239000012286 potassium permanganate Substances 0.000 claims description 3
- 230000001568 sexual effect Effects 0.000 claims description 3
- 230000000384 rearing effect Effects 0.000 abstract description 3
- 238000011534 incubation Methods 0.000 abstract description 2
- 235000013601 eggs Nutrition 0.000 abstract 4
- 241000252210 Cyprinidae Species 0.000 abstract 3
- 230000000249 desinfective effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 229910001335 Galvanized steel Inorganic materials 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 239000008397 galvanized steel Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007634 remodeling Methods 0.000 description 2
- 230000000284 resting effect Effects 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012258 culturing Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000003716 rejuvenation Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/60—Fishing; Aquaculture; Aquafarming
Landscapes
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a breeding method for levelly producing Tilapia seedlings all year round. The breeding method for levelly producing Tilapia seedlings all year round comprises the following steps: a, arranging a greenhouse on a parent fish pool and a coarse pool, wherein the parent fish pool is provided with a parent fish net box, and the coarse pool is provided with a coarse net box; b, breeding parent fish, placing bred sexually matured parent fish into the parent net box to pair and breed; c, conducting egg collection in a period of time after parent fish pair; d, disinfecting the collected fish eggs, and placing the disinfected collected fish eggs into an incubator to conduct running water incubation, wherein a heat pump is used to heat and automatically adjust water temperature to 28-29 DEG C, salinity is controlled to 3-5 %. Until the fish eggs are incubated to minnows; e, temporarily rearing the incubated minnows, and placing the incubated minnows into the coarse net box to be marked coarse after vitellicle being completely absorbed. By innovating the Tilapia breeding method, the breeding method for levelly producing Tilapia seedlings all year round improves yield and quality of the Tilapia seedlings, levelly producing the Tilapia seedlings all year round, achieves that the Tilapia adult fish levelly comes into the market all year round, reduces breeding risks of farmers, improves breeding efficiency, and enhances market competitiveness of export processing.
Description
Technical field
The invention belongs to the aquatic fry growing technical field, be specifically related to a kind of west of Guangdong Province Yuexi, Guangdong that is adapted at, the mating system of a kind of Tilapia mossambica seedling of can annually balancing the production that Hainan Region is carried out.
Background technology
China is the big country of Tilapia mossambica cultivation, export processing, and annual production surpasses 1,000,000 tons, and outlet is over 320,000 tons.The breeding production of Tilapia mossambica seedling at present mainly contains following two kinds of patterns: the one, and the natural spawning hatching, seedling is dragged in the fish pond.Its shortcoming is that the Tilapia mossambica seedling yields poorly, and specification is irregular, and the quality of fry is difficult to guarantee.The 2nd, workshop artificial incubation, Tilapia mossambica parent population net cage mate and oviposit carries out the hatching of artificial workshop and produces.The seedling output of this method, specification, quality all increase, and still, are subjected to geographical conditions and climatic influences, and the breeding of Tilapia mossambica seedling presents obvious seasonality, in Guangdong and Guangxi Provinces and Hainan Region spring seedling mainly concentrate on the 4-6 month, Qiu Miao concentrates on the 9-11 month.The listing of Tilapia mossambica seedling is concentrated, and causes the raiser to throw seedling around, goes on the market the Ching Ming Festival that adult fish concentrating on and before and after the Mid-autumn Festival.Tilapia mossambica adult fish price is raised during dull season at fish, significantly glides when concentrating listing, and among 1 year, the Tilapia mossambica price fluctuation is huge.
Above-mentioned discussion content purpose is to introduce to the reader various aspects of technology that may be relevant to the various aspects of the present invention that below will be described and/or advocate, believe that this discussion content helps to provide background information for the reader, to be conducive to understanding better various aspects of the present invention, therefore, should be appreciated that it is to read these discussions with this angle, rather than admit prior art.
Summary of the invention
The object of the invention is to avoid deficiency of the prior art and a kind of mating system that can annual balanced production Tilapia mossambica seedling is provided, it can improve output and the quality of Tilapia mossambica fry, and can realize annual balanced production, satisfy the throwing seedling demand of raiser's different time.
Purpose of the present invention is achieved through the following technical solutions:
A kind of mating system of the Tilapia mossambica seedling of can annually balancing the production is provided, it is characterized in that, comprise the steps:
A, on the parent population pool with mark on the thick pool booth is set, parent population arranges the parent population net cage in the pool, marks mark coarse net case is set in the thick pool;
B, cultivation parent population will be cultivated sexually matured parent population and put into parent population net cage pairing breeding;
C, after parent population pairing a period of time, get ovum;
D, with after the sterilization of the fish-egg fetched, put into incubator and carry out Lotic hatching, use the heat pump automatic water temperature regulation to 28-29 ℃ during hatching, salinity is controlled at 3-5 ‰, until hatch fish roe becomes fish fry;
E, the fish fry of hatching are supported temporarily, put into the acceptance of the bid of mark coarse net case slightly after yolk sac absorbs fully.
Wherein, in step a, build big-canopy framework on the parent population pool with above marking the thick pool with coating steel pipe, when summer, water temperature surpassed 30 ℃, add a cover sunshade net, when autumn and winter season, water temperature was lower than 22 ℃, add a cover plastic film, can be totally-enclosed, reserve entrance at two ends.
Wherein, in step a, at parent population pool installation steel pipe frame, steel pipe frame hangs the parent population net cage, and at the thick pool installation of mark steel pipe frame, steel pipe frame hangs marks the coarse net case.
Wherein, in step b, during cultivation, parent population is adopted screening in batches, screens for the first time when raising to 100 gram, and the rate of selecting and remain is 50%, carries out programmed screening before entering the winter, and the rate of selecting and remain is 40%, screens for the third time after the beginning of spring, and the rate of selecting and remain is 40%; Parent population is put into parent population net cage pairing breeding after reaching sexual maturity, and each parent population net cage is put raun 240 tails, milter 80 tails.A part of parent population net cage is vacated as the reserve parent fish net cage in the ratio of 4:1 in each pool, puts the reserve raun in a suitable place to breed, and each net cage is put raun 400 tails, is used for changing the raun of the parent population net cage of breeding.
Wherein, in step c, rear 10 days of parent population pairing, get ovum, when getting ovum, with bamboo pole, parent population is rushed to of net cage, then select, milter is directly put back to net cage, the raun that contains ovum is held gently, then break the fish mouth into two with one's hands and fish-egg is washed in the basin that water is housed, interval 5-7 day is got ovum once, and every two weeks is changed raun in breeding with the reserve raun.
Wherein, in steps d, the fish-egg of fetching after the sterilization of 5ppm potassium permanganate, is put into incubator and is carried out Lotic hatching, according to the variation of hatching water temperature in season, uses the heat pump automatic water temperature regulation to 28-29 ℃.
Beneficial effect of the present invention: the present invention is by innovation Tilapia mossambica mating system, improve Tilapia mossambica seedling output and quality, annual balanced production Tilapia mossambica seedling, realize the annual balanced listing of Tilapia mossambica adult fish, reduce the raiser and cultivate risk, improve culture benefit, strengthen the market competitiveness of export processing.
Embodiment
Core of the present invention is to provide a kind of mating system of the Tilapia mossambica seedling of can annually balancing the production, and it can improve output and the quality of Tilapia mossambica fry, and can realize annual balanced production, satisfies the throwing seedling demand of raiser's different time.
The mating system of annual balanced production Tilapia mossambica seedling step is by the following method implemented:
The below breeds as example take gift tilapia, further illustrates the present invention.
A, appointed condition
(1), parent population pool booth
3 mouthfuls of parent population pools are arranged No. 1, No. 2, No. 3, and area is respectively 4.1 mu, 4.1 mu and 6.7 mu, builds a booth jointly No. No. 1 No. 2, builds separately a booth No. 3.Build big-canopy framework with coating steel pipe above each parent population pool, wherein principal post and crossbeam be with 4 cun coating steel pipes, and the surrounding pile is with 2 cun coating steel pipes, draw steel wire rope by warp and parallel mode on big-canopy framework, wirerope diameter is greater than 2.4 millimeters, through 1 meter of distance between centers of tracks, and 0.5 meter of parallel spacing.The rise of booth when 7-9 month water temperature surpasses 30 ℃, is added a cover sunshade net from pool basal plane 2-2.5 rice, adds deep water level, and every 10 days exchange water yield 50cm.When outside March in November to the coming year, pool water temperature is lower than 22 ℃, add a cover plastic film, booth both sides reserve entrance.
(2), parent population pool steel pipe frame and parent population net cage
Build respectively 10, parent population net cage, 10 and 20 for No. 1, No. 2, No. 3.The high galvanized steel pipe support that is respectively 2.5 meters of 4.7 meters * of 30 meters * of each net cage length and width, there are 3 meters galvanized steel tubing strings on the long limit of steel pipe frame every 6 meters, pipe diameter 3.3cm, squeeze into native 0.5-1 rice with iron hammer, can adjust according to the depth of Pond Silt the length of steel pipe, 2 meters of the parts of guarantee being unearthed, every post top is connected and fixed with the coating steel pipe of interior diameter 1.8cm.Hang the high 1.5 meters black of 4.5 meters * of 23.5 meters * that are respectively of net cage length and width and be used for the parent population breeding through the netting net cage, net cage bottom mesh 40 orders, both sides mesh 10 orders, two is that parent population is got the ovum district, and is wide 1.5 meters, mesh 20 orders.
(3), hatching water temperature and salinity
According to the hatch fish roe characteristic of Tilapia mossambica, adopt the hatching of cycle water flowing water, during lower than 25 ℃, adopt heat pump that the hatching water body is heated when outer pool water temperature, water temperature is controlled at 28-29 ℃ of Constant temperature hatch, and salinity is controlled at 3-5 ‰.
B, parent fish rearing and seed selection, net cage breeding
Parent fish rearing adopts conventional breeding method to form.Cultivate the pond and put seedling density 2000-3000 tail/mu, should adopt during seed selection in batches screen, method that the special messenger is responsible for.Screen for the first time when raising to 100 gram, the rate of selecting and remain is 50%; Carry out programmed screening before entering the winter, the rate of selecting and remain is 40%; Screen for the third time after the beginning of spring, the rate of selecting and remain is 40%, and parent population is put into parent population net cage pairing breeding after reaching sexual maturity.Each parent population net cage is placed raun 240 tails, milter 80 tails.No. 1, No. 2, No. 3 pools are used as the reserve parent fish net cage with 2,2 and 4 net cages respectively, cultivation reserve raun, and each net cage is put raun 400 tails, and being used for changing each pond needs the raun of resting and reorganizing.
C, parent population are got ovum
Rear 10 days of parent population pairing, can get ovum, when getting ovum, with bamboo pole, parent population is rushed to of net cage, then select, milter is directly put back to net cage, and the raun that contains ovum is held gently, then breaks the fish mouth into two with one's hands fish-egg is washed in the basin that water is housed.Interval 5-7 day is got ovum once, and every two weeks is changed raun in breeding with the reserve raun, and the raun that bred is changed to the rejuvenation of resting and reorganizing in the reserve parent fish net cage.Be to guarantee water quality, promote Gunther parent fish spawning, the parent population pool was every the 10 days amount of changing 50cm.When summer, water temperature surpassed 30 ℃, add a cover sunshade net above booth warp and net cage.When autumn, winter, season in the early spring, water temperature was lower than 22 ℃, add a cover plastic film, can be totally-enclosed, reserve entrance at two ends.
D, workshop hatching and foster temporarily
The fish-egg of fetching, after the sterilization of 5ppm potassium permanganate, put into incubator (referring to patent of invention: a kind of heavy property hatch fish roe equipment, Zhao Hongmei, Ran Chunli, publication number: 201541589U) carry out Lotic hatching, according to the variation of hatching water temperature in season, use the heat pump automatic water temperature regulation, water temperature is controlled at 28-29 ℃.Through the hatching of 2-3 days, fish-egg was hatched into fish fry substantially, and squab fish fry is with yolk sac, put into and support temporarily platform (referring to patent of invention: a kind of temporary-culturing device for fish larvae, Ran Chunli, Zhao Hongmei, publication number: 201550502U) supported 2-3 days temporarily, put into mark coarse net case mark after the band yolk sac disappears thick.
E, fry mark are thick
Disappear from the fish fry yolk sac of workshop hatching, during initial feeding, change mark coarse net case mark over to thick,, mark the thick pool and make booth during lower than 20 ℃ when water temperature, fish fry changes over to mark in thick canopy and cultivates, the same conventional seedbed system of breeding method.
In year March in April, 2011 to 2012, the thick result of ovum, hatching and mark of getting on No. 1, No. 2 and No. 3 pool is respectively:
Set forth a lot of details so that fully understand the present invention in top description, still, the present invention can also adopt other to be different from other modes described here and implement, and therefore, can not be interpreted as limiting the scope of the invention.
In a word; although the present invention has exemplified above-mentioned preferred embodiment, should illustrate, although those skilled in the art can carry out various variations and remodeling; unless such variation and remodeling have departed from scope of the present invention, otherwise all should be included in protection scope of the present invention.
Claims (6)
1. the mating system of Tilapia mossambica seedling of can annually balancing the production, is characterized in that, comprises the steps:
A, on the parent population pool with mark on the thick pool booth is set, parent population arranges the parent population net cage in the pool, marks mark coarse net case is set in the thick pool;
B, cultivation parent population will be cultivated sexually matured parent population and put into parent population net cage pairing breeding;
C, after parent population pairing a period of time, get ovum;
D, with after the sterilization of the fish-egg fetched, put into incubator and carry out Lotic hatching, use the heat pump automatic water temperature regulation to 28-29 ℃ during hatching, salinity is controlled at 3-5 ‰, until hatch fish roe becomes fish fry;
E, the fish fry of hatching are supported temporarily, put into the acceptance of the bid of mark coarse net case slightly after yolk sac absorbs fully.
2. mating system that can annual balanced production Tilapia mossambica seedling according to claim 1, it is characterized in that: in step a, build big-canopy framework on the parent population pool with above marking the thick pool with coating steel pipe, when summer, water temperature surpassed 30 ℃, add a cover sunshade net, when autumn and winter season, water temperature was lower than 22 ℃, add a cover plastic film, can be totally-enclosed, reserve entrance at two ends.
3. mating system that can annual balanced production Tilapia mossambica seedling according to claim 1 is characterized in that: in step a, on the parent population pool, steel pipe frame is installed, steel pipe frame hangs the parent population net cage, on the mark thick pool, steel pipe frame is installed, and steel pipe frame hangs mark coarse net case.
4. according to claim 1 and 2 or 3 described mating systems that can annual balanced production Tilapia mossambica seedlings, it is characterized in that: in step b, during cultivation, parent population is adopted screening in batches, screen for the first time when raising to 100 gram, the rate of selecting and remain is 50%, carries out programmed screening before entering the winter, and the rate of selecting and remain is 40%, screen for the third time after the beginning of spring, the rate of selecting and remain is 40%; Parent population is put into parent population net cage pairing breeding after reaching sexual maturity, each parent population net cage is put raun 240 tails, milter 80 tails, each pool is in the ratio of 4:1, vacate a part of parent population net cage as the reserve parent fish net cage, put the reserve raun in a suitable place to breed, each net cage is put raun 400 tails, is used for changing the raun of the parent population net cage of breeding.
5. according to claim 1 and 2 or 3 described mating systems that can annual balanced production Tilapia mossambica seedlings, it is characterized in that: in step c, rear 10 days of parent population pairing, get ovum, when getting ovum, with bamboo pole, parent population is rushed to of net cage, then select, milter is directly put back to net cage, the raun that contains ovum is held gently, then break the fish mouth into two with one's hands and fish-egg is washed in the basin that water is housed, interval 5-7 day is got ovum once, and every two weeks is changed raun in breeding with the reserve raun.
6. according to claim 1 and 2 or 3 described mating systems that can annual balanced production Tilapia mossambica seedlings, it is characterized in that: in steps d, the fish-egg of fetching, after the sterilization of 5ppm potassium permanganate, put into incubator and carry out Lotic hatching, according to the variation of hatching water temperature in season, use the heat pump automatic water temperature regulation to 28-29 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100847121A CN103120142A (en) | 2013-03-18 | 2013-03-18 | Breeding method for levelly producing Tilapia seedlings all year round |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013100847121A CN103120142A (en) | 2013-03-18 | 2013-03-18 | Breeding method for levelly producing Tilapia seedlings all year round |
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| CN103120142A true CN103120142A (en) | 2013-05-29 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1393374A1 (en) * | 1986-07-09 | 1988-05-07 | ЛГУ им.А.А.Жданова | Method of growing mozambique tylan |
| CN101642070A (en) * | 2009-09-03 | 2010-02-10 | 黄溪龙 | Technology for actualizing inverse season hybridization breeding of java tilapia in greenhouse constructed in winter |
| CN101664006A (en) * | 2008-09-04 | 2010-03-10 | 李瑞伟 | Artificial breeding technique of Sarotherodon sp |
| CN101766134A (en) * | 2008-12-30 | 2010-07-07 | 茂名市茂南三高渔业发展有限公司 | Artificial seed production and seedling method of tilapia |
| CN101766133A (en) * | 2008-12-30 | 2010-07-07 | 茂名市茂南三高渔业发展有限公司 | Factory artificial seedling method of tilapia |
| CN201528588U (en) * | 2009-07-29 | 2010-07-21 | 中国水产科学研究院淡水渔业研究中心 | Factory hatching production line for tilapia fry |
| CN101978822A (en) * | 2010-12-01 | 2011-02-23 | 茂名市茂南三高渔业发展有限公司 | Method for incubating tilapias |
| CN102640717A (en) * | 2012-04-23 | 2012-08-22 | 广东省淡水名优鱼类种苗繁育中心 | All-year-round artificial propagation method of Tilapia aurea |
-
2013
- 2013-03-18 CN CN2013100847121A patent/CN103120142A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1393374A1 (en) * | 1986-07-09 | 1988-05-07 | ЛГУ им.А.А.Жданова | Method of growing mozambique tylan |
| CN101664006A (en) * | 2008-09-04 | 2010-03-10 | 李瑞伟 | Artificial breeding technique of Sarotherodon sp |
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| CN201528588U (en) * | 2009-07-29 | 2010-07-21 | 中国水产科学研究院淡水渔业研究中心 | Factory hatching production line for tilapia fry |
| CN101642070A (en) * | 2009-09-03 | 2010-02-10 | 黄溪龙 | Technology for actualizing inverse season hybridization breeding of java tilapia in greenhouse constructed in winter |
| CN101978822A (en) * | 2010-12-01 | 2011-02-23 | 茂名市茂南三高渔业发展有限公司 | Method for incubating tilapias |
| CN102640717A (en) * | 2012-04-23 | 2012-08-22 | 广东省淡水名优鱼类种苗繁育中心 | All-year-round artificial propagation method of Tilapia aurea |
Non-Patent Citations (3)
| Title |
|---|
| 中华人民共和国农业部组编: "《罗非鱼技术100问》", 31 March 2009 * |
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Application publication date: 20130529 |