CN105409855A - Fry culturing method - Google Patents
Fry culturing method Download PDFInfo
- Publication number
- CN105409855A CN105409855A CN201510942227.2A CN201510942227A CN105409855A CN 105409855 A CN105409855 A CN 105409855A CN 201510942227 A CN201510942227 A CN 201510942227A CN 105409855 A CN105409855 A CN 105409855A
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- pond
- parent population
- fishes
- fry
- culture
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- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000012258 culturing Methods 0.000 title abstract 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 241000251468 Actinopterygii Species 0.000 claims abstract description 22
- 230000001568 sexual effect Effects 0.000 claims abstract description 9
- 229940088597 hormone Drugs 0.000 claims abstract description 5
- 239000005556 hormone Substances 0.000 claims abstract description 5
- 235000013601 eggs Nutrition 0.000 claims description 28
- 235000016709 nutrition Nutrition 0.000 claims description 12
- 230000035764 nutrition Effects 0.000 claims description 12
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 8
- 235000007164 Oryza sativa Nutrition 0.000 claims description 8
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 8
- 230000004720 fertilization Effects 0.000 claims description 8
- 230000012447 hatching Effects 0.000 claims description 8
- 239000004571 lime Substances 0.000 claims description 8
- 235000009566 rice Nutrition 0.000 claims description 8
- 238000004659 sterilization and disinfection Methods 0.000 claims description 8
- JLPULHDHAOZNQI-ZTIMHPMXSA-N 1-hexadecanoyl-2-(9Z,12Z-octadecadienoyl)-sn-glycero-3-phosphocholine Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCCCCCC\C=C/C\C=C/CCCCC JLPULHDHAOZNQI-ZTIMHPMXSA-N 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 4
- 235000019733 Fish meal Nutrition 0.000 claims description 4
- 235000010469 Glycine max Nutrition 0.000 claims description 4
- 244000068988 Glycine max Species 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 4
- 230000007812 deficiency Effects 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 230000003203 everyday effect Effects 0.000 claims description 4
- 239000004467 fishmeal Substances 0.000 claims description 4
- 238000005469 granulation Methods 0.000 claims description 4
- 230000003179 granulation Effects 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 claims description 4
- 230000016087 ovulation Effects 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- 229940083466 soybean lecithin Drugs 0.000 claims description 4
- 230000001954 sterilising effect Effects 0.000 claims description 4
- 235000015099 wheat brans Nutrition 0.000 claims description 4
- 240000007594 Oryza sativa Species 0.000 claims 2
- 230000013011 mating Effects 0.000 abstract 2
- 102000009151 Luteinizing Hormone Human genes 0.000 abstract 1
- 108010073521 Luteinizing Hormone Proteins 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 230000000423 heterosexual effect Effects 0.000 abstract 1
- 229940040129 luteinizing hormone Drugs 0.000 abstract 1
- 230000001850 reproductive effect Effects 0.000 abstract 1
- 241000209094 Oryza Species 0.000 description 6
- 238000009395 breeding Methods 0.000 description 4
- 230000001488 breeding effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000384 rearing effect Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- Y02A40/818—Alternative feeds for fish, e.g. in aquacultures
-
- 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
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/87—Re-use of by-products of food processing for fodder production
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
- Fodder In General (AREA)
Abstract
The present invention discloses a fry culturing method. The method comprises the following steps: (1) preparing a culturing pond; (2) selecting and placing parent fishes, wherein the parent fishes which may reach sexual maturity in 80-100 days later and are healthy and active, placing 150-200 fishes in the culture unit in each step (1); (3) controlling the culture conditions of the parent fishes; (4) mating and spawning, wherein two heterosexual fishes having a mating intention are selected and placed individually in the area of the 0.6-1 m2, and injecting the spawing luteinizing hormone and a chorionic hormone for aquatic products for the parent fishes in a spawning box according to a dosage, wherein the water temperature of the spawning box is maintained at 25-30 DEG C, all-black treatment is maintained in the spawning box for 24 hours; (5) incubating fishes; (6) culturing young fishes; and (7) dividing young fishes into ponds. The culturing method disclosed by the present invention can culture fries systematically according to the amount, and is not needed to consider the effects of factors such as weather and climate on fry culture, and the fry reproductive rate is greatly improved.
Description
Technical field
The present invention relates to the field of breeding fish, particularly a kind of method of cultivating fry.
Background technology
Fish are Fresh & Tender in Texture and be subject to the favor of people due to it, but along with people are for the increase in demand of the flesh of fish, the fish of self-sow and breeding can not satisfy the demands, and the breeding rate of growth of especially natural fish is very low, a lot of fish are all artificial propagations now, but breeding rate of growth is still not high.
Summary of the invention
Object of the present invention is intended to the defect overcoming prior art, provides a kind of method of cultivating fry.A kind of method of cultivating fry, the steps include: that (1) prepares culture pond, choosing area is 1000 ~ 2000 ㎡, Chi Shen is 1.2 ~ 1.8m, silt depth is less than the pond of 12cm, and 12 ~ 15 days cleaning ponds before putting parent population in a suitable place to breed, and sterilization process is carried out to pond, then pond is divided into the cultivation unit that area is 10 ~ 16 ㎡;
(2) parent population is selected and throws in, and selects also to need 80 ~ 100 days to reach sexual maturity, and the parent population of bouncing, in the cultivation unit described in each step (1), drop into 150 ~ 200 parent populations;
(3) control of parent population condition of culture, parent population keeps water temperature to be 25 ~ 30 DEG C in culture pond between culture period, take searchlight etc. to supply when the light application time of every day is not less than 8h(deficiency), maintain 80 ~ 100 days, treat that fish reaches sexual maturity;
(4) pairing is laid eggs, selecting have two of the purpose of pairing different in nature fishes to put into separately area is 0.6 ~ 1 ㎡, the depth of water is the case of laying eggs of 1.5 ~ 1.8m, and according to dosage inject aquatic products ovulation induction element No. 2 and chorionic hormone the parent population in case that lays eggs, maintenance is laid eggs water temperature 25 ~ 30 DEG C in case, case of laying eggs is interior keeps complete black process, and hold time 24h, namely completes spawning and fertilization;
(5) hatch, treat that parent population completes spawning and fertilization, pull parent population out, keep water temperature 30 ~ 35 DEG C in case of laying eggs, 24 hours, complete hatching;
(6) postlarva is cultivated, the postlarva hatched is rendered to postlarva culture pond, throwing in density is 200 ~ 300 Tiao/㎡, and keep water temperature at 23 ~ 26 DEG C, the depth of water is 10 ~ 15cm, and a certain amount of nutrition foodstuff of throwing something and feeding for every two days, full pond is thrown and is spilt evenly, and every the 6-8 days 5-8cm that add water, the nutrition foodstuff of throwing something and feeding after 5 ~ 8 days increased by 20 ~ 50%;
(7) postlarva divides pond, and bag postlarva cultivates 35 ~ 50 days in culture pond, postlarva fry grow to 3 ~ 5cm long time, divide pond to cultivate fry, cultivate density be 150 ~ 200 Tiao/㎡, the depth of water is 1 ~ 1.2m.
Preferably, described pairing lay eggs and described hatching process all carry out in indoor.
Preferably, described nutrition foodstuff preparation method is as follows: by weight by after 20-25 part fish meal, 10-20 part digested tankage, 15-25 part soya-bean cake, 15-20 part dish dregs of rice, 5-9 part cotton dregs, 30-35 part wheat bran, 25-35 part rice bran, 3-6 part soybean lecithin, 20-30 part time powder and 8-12 part premix mixing, pulverize, granulation, drying obtains.
Preferably, described parent population culture pond adopts lime disinfection, and lime usage amount is 100 ~ 150g/ ㎡.
Beneficial effect of the present invention: the method for cultivation fry of the present invention, in a planned way can carry out cultivation fry according to quantity, and does not need to consider weather, and the factors such as weather on the impact of fry rearing, and can improve the reproduction rate of fry greatly.
Embodiment
Below in conjunction with embodiment, the present invention is described further, but be not limited to embodiment.
Embodiment 1:
Cultivate a method for fry, specifically comprise the following steps:
(1) prepare culture pond, choosing area is 1000 ~ 2000 ㎡, and pond is 1.5m deeply, silt depth is less than the pond of 12cm, and put parent population first 14 days cleaning ponds in a suitable place to breed, and sterilization process is being carried out to pond, then pond is divided into the cultivation unit that area is 12 ㎡;
(2) parent population is selected and throws in, and selects also to need 80 ~ 100 days to reach sexual maturity, and the parent population of bouncing, in the cultivation unit described in each step (1), drop into 160 parent populations;
(3) control of parent population condition of culture, parent population keeps water temperature to be 26 DEG C in culture pond between culture period, take searchlight etc. to supply when the light application time of every day is not less than 8h(deficiency), maintain 95 days, treat that fish reaches sexual maturity;
(4) pairing is laid eggs, selecting have two of the purpose of pairing different in nature fishes to put into separately area is 0.8 ㎡, the depth of water is the case of laying eggs of 1.6m, and according to dosage inject aquatic products ovulation induction element No. 2 and chorionic hormone the parent population in case that lays eggs, maintenance is laid eggs water temperature 26 DEG C in case, case of laying eggs is interior keeps complete black process, and hold time 24h, namely completes spawning and fertilization;
(5) hatch, treat that parent population completes spawning and fertilization, pull parent population out, keep water temperature 32 DEG C in case of laying eggs, 24 hours, complete hatching;
(6) postlarva is cultivated, the postlarva hatched is rendered to postlarva culture pond, throwing in density is 240 Tiao/㎡, and keep water temperature at 24 DEG C, the depth of water is 12cm, and a certain amount of nutrition foodstuff of throwing something and feeding for every two days, full pond is thrown and is spilt evenly, and every the 6-8 days 5cm that add water, the nutrition foodstuff of throwing something and feeding after 5 days increased by 20%;
(7) postlarva divides pond, and bag postlarva cultivates 40 days in culture pond, postlarva fry grow to 3cm long time, divide pond to cultivate fry, cultivate density be 200 Tiao/㎡, the depth of water is 1m.
In the present embodiment, pairing is laid eggs and described hatching process all carries out in indoor.
In the present embodiment, preparation method is as follows for nutrition foodstuff: by weight by after 20-25 part fish meal, 10-20 part digested tankage, 15-25 part soya-bean cake, 15-20 part dish dregs of rice, 5-9 part cotton dregs, 30-35 part wheat bran, 25-35 part rice bran, 3-6 part soybean lecithin, 20-30 part time powder and 8-12 part premix mixing, pulverize, granulation, drying obtains.
In the present embodiment, parent population culture pond adopts lime disinfection, and lime usage amount is 120g/ ㎡.
Embodiment 1:
Cultivate a method for fry, specifically comprise the following steps:
(1) prepare culture pond, choosing area is 1000 ~ 2000 ㎡, and pond is 1.5m deeply, silt depth is less than the pond of 12cm, and put parent population first 14 days cleaning ponds in a suitable place to breed, and sterilization process is being carried out to pond, then pond is divided into the cultivation unit that area is 16 ㎡;
(2) parent population is selected and throws in, and selects also to need 80 ~ 100 days to reach sexual maturity, and the parent population of bouncing, in the cultivation unit described in each step (1), drop into 180 parent populations;
(3) control of parent population condition of culture, parent population keeps water temperature to be 28 DEG C in culture pond between culture period, take searchlight etc. to supply when the light application time of every day is not less than 8h(deficiency), maintain 95 days, treat that fish reaches sexual maturity;
(4) pairing is laid eggs, selecting have two of the purpose of pairing different in nature fishes to put into separately area is 0.8 ㎡, the depth of water is the case of laying eggs of 1.8m, and according to dosage inject aquatic products ovulation induction element No. 2 and chorionic hormone the parent population in case that lays eggs, maintenance is laid eggs water temperature 28 DEG C in case, case of laying eggs is interior keeps complete black process, and hold time 24h, namely completes spawning and fertilization;
(5) hatch, treat that parent population completes spawning and fertilization, pull parent population out, keep water temperature 34 DEG C in case of laying eggs, 24 hours, complete hatching;
(6) postlarva is cultivated, the postlarva hatched is rendered to postlarva culture pond, throwing in density is 260 Tiao/㎡, and keep water temperature at 25 DEG C, the depth of water is 14cm, and a certain amount of nutrition foodstuff of throwing something and feeding for every two days, full pond is thrown and is spilt evenly, and every the 6-8 days 6cm that add water, the nutrition foodstuff of throwing something and feeding after 6 days increased by 30%;
(7) postlarva divides pond, and bag postlarva cultivates 45 days in culture pond, postlarva fry grow to 4cm long time, divide pond to cultivate fry, cultivate density be 220 Tiao/㎡, the depth of water is 1.1m.
In the present embodiment, pairing is laid eggs and described hatching process all carries out in indoor.
In the present embodiment, preparation method is as follows for nutrition foodstuff: by weight by after 20-25 part fish meal, 10-20 part digested tankage, 15-25 part soya-bean cake, 15-20 part dish dregs of rice, 5-9 part cotton dregs, 30-35 part wheat bran, 25-35 part rice bran, 3-6 part soybean lecithin, 20-30 part time powder and 8-12 part premix mixing, pulverize, granulation, drying obtains.
In the present embodiment, parent population culture pond adopts lime disinfection, and lime usage amount is 130g/ ㎡.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (4)
1. cultivate a method for fry, it is characterized in that, comprise the following steps:
(1) prepare culture pond, choosing area is 1000 ~ 2000 ㎡, and pond is 1.2 ~ 1.8m deeply, silt depth is less than the pond of 12cm, and 12 ~ 15 days cleaning ponds before putting parent population in a suitable place to breed, and sterilization process is carried out to pond, then pond is divided into the cultivation unit that area is 10 ~ 16 ㎡;
(2) parent population is selected and throws in, and selects also to need 80 ~ 100 days to reach sexual maturity, and the parent population of bouncing, in the cultivation unit described in each step (1), drop into 150 ~ 200 parent populations;
(3) control of parent population condition of culture, parent population keeps water temperature to be 25 ~ 30 DEG C in culture pond between culture period, take searchlight etc. to supply when the light application time of every day is not less than 8h(deficiency), maintain 80 ~ 100 days, treat that fish reaches sexual maturity;
(4) pairing is laid eggs, selecting have two of the purpose of pairing different in nature fishes to put into separately area is 0.6 ~ 1 ㎡, the depth of water is the case of laying eggs of 1.5 ~ 1.8m, and according to dosage inject aquatic products ovulation induction element No. 2 and chorionic hormone the parent population in case that lays eggs, maintenance is laid eggs water temperature 25 ~ 30 DEG C in case, case of laying eggs is interior keeps complete black process, and hold time 24h, namely completes spawning and fertilization;
(5) hatch, treat that parent population completes spawning and fertilization, pull parent population out, keep water temperature 30 ~ 35 DEG C in case of laying eggs, 24 hours, complete hatching;
(6) postlarva is cultivated, the postlarva hatched is rendered to postlarva culture pond, throwing in density is 200 ~ 300 Tiao/㎡, and keep water temperature at 23 ~ 26 DEG C, the depth of water is 10 ~ 15cm, and a certain amount of nutrition foodstuff of throwing something and feeding for every two days, full pond is thrown and is spilt evenly, and every the 6-8 days 5-8cm that add water, the nutrition foodstuff of throwing something and feeding after 5 ~ 8 days increased by 20 ~ 50%;
(7) postlarva divides pond, and bag postlarva cultivates 35 ~ 50 days in culture pond, postlarva fry grow to 3 ~ 5cm long time, divide pond to cultivate fry, cultivate density be 150 ~ 200 Tiao/㎡, the depth of water is 1 ~ 1.2m.
2. a kind of method of cultivating fry according to claim 1, is characterized in that, described pairing is laid eggs and described hatching process all carries out in indoor.
3. a kind of method of cultivating fry according to claim 1, it is characterized in that, described nutrition foodstuff preparation method is as follows: by weight by after 20-25 part fish meal, 10-20 part digested tankage, 15-25 part soya-bean cake, 15-20 part dish dregs of rice, 5-9 part cotton dregs, 30-35 part wheat bran, 25-35 part rice bran, 3-6 part soybean lecithin, 20-30 part time powder and 8-12 part premix mixing, pulverize, granulation, drying obtains.
4. a kind of method of cultivating fry according to claim 1, is characterized in that, described parent population culture pond adopts lime disinfection, and lime usage amount is 100 ~ 150g/ ㎡.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510942227.2A CN105409855A (en) | 2015-12-16 | 2015-12-16 | Fry culturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510942227.2A CN105409855A (en) | 2015-12-16 | 2015-12-16 | Fry culturing method |
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| CN105409855A true CN105409855A (en) | 2016-03-23 |
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Family Applications (1)
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|---|---|---|---|
| CN201510942227.2A Pending CN105409855A (en) | 2015-12-16 | 2015-12-16 | Fry culturing method |
Country Status (1)
| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107155973A (en) * | 2017-06-29 | 2017-09-15 | 马家富 | A kind of cultural method for improving fish survival rate |
| CN107155974A (en) * | 2017-06-29 | 2017-09-15 | 马家富 | A kind of fish non-nuisance method |
| CN107211929A (en) * | 2017-06-29 | 2017-09-29 | 马家富 | A kind of method for cultivation of fish |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107155973A (en) * | 2017-06-29 | 2017-09-15 | 马家富 | A kind of cultural method for improving fish survival rate |
| CN107155974A (en) * | 2017-06-29 | 2017-09-15 | 马家富 | A kind of fish non-nuisance method |
| CN107211929A (en) * | 2017-06-29 | 2017-09-29 | 马家富 | A kind of method for cultivation of fish |
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Application publication date: 20160323 |