CN107232091A - Method from a kind of silvery pomfret larva and juvenile biological feed to pellet transition - Google Patents
Method from a kind of silvery pomfret larva and juvenile biological feed to pellet transition Download PDFInfo
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- CN107232091A CN107232091A CN201710344119.4A CN201710344119A CN107232091A CN 107232091 A CN107232091 A CN 107232091A CN 201710344119 A CN201710344119 A CN 201710344119A CN 107232091 A CN107232091 A CN 107232091A
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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
- A01K61/10—Culture of aquatic animals of fish
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- 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 present invention relates to a kind of silvery pomfret larva and juvenile biological feed to the method for pellet transition, comprise the following steps：Optimal pellet Feeding time starting point is determined according to larva and juvenile schistostoma width, since the pellet Feeding time starting point, mixing accounts for the opening mixed feed of living bait weight in wet base 2% in wheel animalcule living bait；15 ages in days to 25 ages in days, the adding proportion of opening mixed feed improves 0.5 times on the basis of the above；26 ages in days to 35 ages in days, the adding proportion of opening mixed feed improves 1 times again on the basis of the above；36 ages in days to 45 ages in days, the adding proportion of opening mixed feed improves 2 times again on the basis of the above；46 ages in days to 55 ages in days, opening mixed feed adding proportion account for daily taken in food quality than 50%；56 ages in days to 60 ages in days, all feed opening mixed feed.The present invention improves conversion efficiency of the silvery pomfret larva and juvenile biological feed to pellet, the final cultivating survival rate for improving silvery pomfret larva and juvenile.
Description
Technical field
The invention belongs to the technical field of silvery pomfret nursery feedstuff feeding transition, more particularly to a kind of silvery pomfret larva and juvenile is biological
Method from bait to pellet transition.
Background technology
Silvery pomfret is one of main marine fish in China's Coastal Areas, in the last few years, and the country has been achieved with the complete of silvery pomfret
Artificial breeding, its artificial culture technology also be continuously available it is perfect.Therefore, silvery pomfret is that have very much potential following aquatic products at present
New object is cultivated, in view of it is of high nutritive value, the huge market demand, its potentiality to be exploited is big.
Currently, in silvery pomfret artificial breeding link, larval rearing survival rate is relatively relatively low, and this is also limitation silvery pomfret scale
One of principal element that industry is promoted.The reason for silvery pomfret larval rearing survival rate is low mainly has two, and one is endogenous nutrition
It is undesirable to the transition of exogenous nutrition；Two be that biological feed is undesirable to the transition of pellet.For endogenous nutrition to
Exogenous nutrition transition is undesirable, and its crucial restraining factors will trace back to the quality of embryonated egg, and the solution of this problem needs
Start with from the angle of parent reinforced cultivating.And it is undesirable to the transition of pellet for biological feed, this problem then may be used
To be solved by technological innovation, accordingly, it would be desirable to a kind of linking transitional technology of silvery pomfret larva and juvenile biological feed to pellet.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of silvery pomfret larva and juvenile biological feed to pellet transition
Method, improves conversion efficiency of the silvery pomfret larva and juvenile biological feed to pellet, and the final cultivation for improving silvery pomfret larva and juvenile is survived
Rate.
The technical solution adopted for the present invention to solve the technical problems be to provide a kind of silvery pomfret larva and juvenile biological feed to
The method of grain feed transition, comprises the following steps：
(1) optimal pellet Feeding time starting point is determined according to larva and juvenile schistostoma width, is thrown from the pellet
Feed start time to start, mixing accounts for the opening mixed feed of living bait weight in wet base 2% in wheel animalcule living bait；
(2) 15 ages in days to 25 ages in days, the adding proportion of opening mixed feed improves 0.5 times on the basis of step (1), accounts for
The 3% of living bait weight in wet base；
(3) 26 ages in days to 35 ages in days, the adding proportion of opening mixed feed improves 1 times again on the basis of step (2), accounts for
The 6% of living bait weight in wet base；
(4) 36 ages in days to 45 ages in days, the adding proportion of opening mixed feed improves 2 times again on the basis of step (3), accounts for
The 18% of living bait weight in wet base；
(5) 46 ages in days to 55 ages in days, opening mixed feed adding proportion account for daily taken in food quality than 50%；
(6) 56 ages in days to 60 ages in days, all feed opening mixed feed.
Pellet Feeding time starting point is the age in days of larva and juvenile 10 in the step (1).
The density of wheel animalcule is maintained at 15/more than mL in seedling pond in the step (1) and step (2).
Add the seawater 5cm depth filtered after sterilization, not draining in the step (1) into seedling pond daily.
Soil pick-up processing is carried out to seedling bottom of pond daily in the step (2) and step (3), first stops supply during operation and carries out again
Soil pick-up, quantity of exchanged water is 5%.
Seedling pond is carried out daily in step (4)-(6) to change water operation, quantity of exchanged water is 10-15%, and seedling bottom of pond is inhaled
Dirt processing.
Fed twice daily in the step (1) and step (2).
Fed for 3 times, fed every time by the way of multiple on a small quantity per natural gift in the step (3).
Fed for 4 times, fed every time by the way of multiple on a small quantity per natural gift in the step (4).
Fed for 6 times, thrown every time by the way of multiple on a small quantity per natural gift in the step (5) and step (6)
Hello.
Beneficial effect
In the present invention：1) when the domestication starting of optimal opening mixed feed being determined with reference to larva and juvenile schistostoma size
Between；2) progressively transition, and the later stage feed frequency increase, significantly improve biological feed to the crossing efficiency of pellet and right
Feed is digested and assimilated；3) accumulation of excessive dead bait in nursery pond is avoided, the condition of water quality in nursery pond has been ensured, has improved
Cultivating survival rate.
Brief description of the drawings
Fig. 1 is variation tendency of the silvery pomfret larva and juvenile schistostoma in the embodiment of the present invention with age in days.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate the present invention
Rather than limitation the scope of the present invention.In addition, it is to be understood that after the content of the invention lectured has been read, people in the art
Member can make various changes or modifications to the present invention, and these equivalent form of values equally fall within the application appended claims and limited
Scope.
A kind of silvery pomfret larva and juvenile biological feed cultivates 3 age in days pomfret fingerlings extremely to the experiment of the method for pellet transition
60 ages in days.Treatment group and control group are set, if three repeat, control group is handled according to conventional feeding technology, is tested in six
Carried out in the circular cement pit of individual 20 cubes of water bodys, 1.8 meters of pond depth, seedling water starting height of water level is 80 centimetres.Often
Individual cement pit places 10,000 embryonated eggs.
Experimentation：
Treatment group (sets three repetitions)：
(1) by the measurement to different days larva and juvenile schistostoma width, statistics comes from after opening with age in days increase mouth breadth
The change curve (as shown in Figure 1) of degree, prelarva schistostoma reaches more than 400 microns during 10 age in days, open height (according to schistostoma two/
One calculates) up to 200 microns, larva and juvenile opening particulate material smallest particles in the market is at 200 microns, therefore, selectes 10
Age in days is optimal pellet Feeding time point.
10 age in days larva and juveniles start from the opening cooperation feeding that mixing in wheel animalcule living bait accounts for living bait weight in wet base 2% (mass ratio)
The density of wheel animalcule is maintained at 15/more than mL in material, seedling pond, feeds daily 2 times, and adds filtering after sterilization in Miao Chizhong daily
Seawater 5cm depth, not draining.
(2) 15 ages in days to 25 ages in days, the adding proportion of opening mixed feed improves 0.5 times on the basis of before this, throws daily
Feed 2 times, bottom of pond soil pick-up processing is carried out daily, soil pick-up operation, quantity of exchanged water 5% is carried out after first stopping the supple of gas or steam again.
(3) 26 ages in days to 35 ages in days, opening mixed feed adding proportion again before this on the basis of improve 1 times, throw daily
Feed 3 times, quantity of exchanged water 5%.
(4) 36 ages in days to 45 ages in days, opening mixed feed adding proportion again before this on the basis of improve 2 times, throw daily
Feed 4 times, quantity of exchanged water 10%.
(5) 46 ages in days to 55 ages in days, opening mixed feed accounts for 50% (mass ratio) of daily taken in bait, feeds daily
6 times, quantity of exchanged water 10%.
(6) 56 ages in days to 60 ages in days, all feed opening mixed feed, feed daily 6 times, quantity of exchanged water 15%.
Control group (sets three repetitions)：
Handled according to conventional nursery feeding technology, i.e., progressively addition pellet is fed from 36 ages in days.
Experimental result：
Table 1：Different days stage silvery pomfret larva and juvenile is ingested the quantity ratio % of sum (account for) of pellet
| Age in days | 15 ages in days | 26 ages in days | 36 ages in days | 46 ages in days | 56 ages in days |
| Control group | - | - | 0 | 28.54±3.01 | 39.62±3.69 |
| Treatment group | 10.15±1.12 | 22.36±2.08 | 35.77±3.26 | 52.16±4.87 | 98.75±1.02 |
As can be seen from Table 1, start to ingest in the 15 age in days larva and juveniles mantissa of opening material accounts for more than the 10% of sum, 26 days
Ratio reaches more than 20% during age, and ratio reaches 35% during 36 age in days, and ratio reaches more than 50% during 46 age in days, base during 56 age in days
This whole starts opening mixed feed of ingesting, and shows that this technology method can be effectively improved and turns bait efficiency.
Table 2：Silvery pomfret nursery emergence rate and young abnormal rate
| Emergence rate | Abnormal rate | |
| Control group | 12.24±2.36 | 8.05±2.02 |
| Treatment group | 25.67±4.69 | 7.33±1.25 |
As can be seen from Table 2, treatment group significantly improves the cultivating survival rate of silvery pomfret larva and juvenile, emergence rate up to 25% with
On, it is significantly higher than control group.In terms of abnormal rate, there was no significant difference with control group for treatment group.
Experiment conclusion：
It is young that the silvery pomfret larva and juvenile biological feed that treatment group is used can effectively improve silvery pomfret to the method for pellet transition
Conversion efficiency from postlarva biological feed to pellet, and finally improve silvery pomfret larva and juvenile cultivating survival rate.
Claims (10)
1. a kind of silvery pomfret larva and juvenile biological feed comprises the following steps to the method for pellet transition：
(1) optimal pellet Feeding time starting point is determined according to larva and juvenile schistostoma width, when being fed from the pellet
Between starting point start, mixing accounts for the opening mixed feed of living bait weight in wet base 2% in wheel animalcule living bait；
(2) 15 ages in days to 25 ages in days, the adding proportion of opening mixed feed improves 0.5 times on the basis of step (1), accounts for live bait
Expect the 3% of weight in wet base；
(3) 26 ages in days to 35 ages in days, the adding proportion of opening mixed feed improves 1 times again on the basis of step (2), accounts for live bait
Expect the 6% of weight in wet base；
(4) 36 ages in days to 45 ages in days, the adding proportion of opening mixed feed improves 2 times again on the basis of step (3), accounts for live bait
Expect the 18% of weight in wet base；
(5) 46 ages in days to 55 ages in days, opening mixed feed adding proportion account for daily taken in food quality than 50%；
(6) 56 ages in days to 60 ages in days, all feed opening mixed feed.
2. a kind of silvery pomfret larva and juvenile biological feed according to claim 1 exists to the method for pellet transition, its feature
In：Pellet Feeding time starting point is the age in days of larva and juvenile 10 in the step (1).
3. a kind of silvery pomfret larva and juvenile biological feed according to claim 1 exists to the method for pellet transition, its feature
In：The density of wheel animalcule is maintained at 15/more than mL in seedling pond in the step (1) and step (2).
4. a kind of silvery pomfret larva and juvenile biological feed according to claim 1 exists to the method for pellet transition, its feature
In：Add the seawater 5cm depth filtered after sterilization, not draining in the step (1) into seedling pond daily.
5. a kind of silvery pomfret larva and juvenile biological feed according to claim 1 exists to the method for pellet transition, its feature
In：Soil pick-up processing is carried out to seedling bottom of pond daily in the step (2) and step (3), first stops supply during operation and carries out soil pick-up again,
Quantity of exchanged water is 5%.
6. a kind of silvery pomfret larva and juvenile biological feed according to claim 1 exists to the method for pellet transition, its feature
In：Seedling pond is carried out daily in step (4)-(6) to change water operation, quantity of exchanged water is 10-15%, and seedling bottom of pond is carried out at soil pick-up
Reason.
7. a kind of silvery pomfret larva and juvenile biological feed according to claim 1 exists to the method for pellet transition, its feature
In：Fed twice daily in the step (1) and step (2).
8. a kind of silvery pomfret larva and juvenile biological feed according to claim 1 exists to the method for pellet transition, its feature
In：Fed for 3 times, fed every time by the way of multiple on a small quantity per natural gift in the step (3).
9. a kind of silvery pomfret larva and juvenile biological feed according to claim 1 exists to the method for pellet transition, its feature
In：Fed for 4 times, fed every time by the way of multiple on a small quantity per natural gift in the step (4).
10. a kind of silvery pomfret larva and juvenile biological feed according to claim 1 exists to the method for pellet transition, its feature
In：Fed for 6 times, fed every time by the way of multiple on a small quantity per natural gift in the step (5) and step (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344119.4A CN107232091A (en) | 2017-05-16 | 2017-05-16 | Method from a kind of silvery pomfret larva and juvenile biological feed to pellet transition |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344119.4A CN107232091A (en) | 2017-05-16 | 2017-05-16 | Method from a kind of silvery pomfret larva and juvenile biological feed to pellet transition |
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| CN107232091A true CN107232091A (en) | 2017-10-10 |
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| CN201710344119.4A Pending CN107232091A (en) | 2017-05-16 | 2017-05-16 | Method from a kind of silvery pomfret larva and juvenile biological feed to pellet transition |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110313559A (en) * | 2019-06-22 | 2019-10-11 | 佛山市顺德区活宝源生物科技有限公司 | Prevent artificial open-mouthed bait of raw fry enteritis and preparation method thereof and feeding method |
| CN115363149A (en) * | 2022-09-22 | 2022-11-22 | 广东海洋大学 | Method for improving food transfer of juvenile eleutheronema tetradactylum from biological feed to compound feed |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104012434A (en) * | 2014-06-11 | 2014-09-03 | 绍兴市鸿港农业开发有限公司 | Method for breeding cynoglossus semilaevis fry in artificial halogen salt water |
| CN104067959A (en) * | 2013-09-12 | 2014-10-01 | 江苏省淡水水产研究所 | Method for improving large loach fry breeding survival rate |
| CN105766714A (en) * | 2016-03-10 | 2016-07-20 | 中国水产科学研究院东海水产研究所 | Young pomfret feeding method |
| CN106342731A (en) * | 2016-08-29 | 2017-01-25 | 中国水产科学研究院东海水产研究所 | Wild pampus argenteus seedling acclimatizing method |
-
2017
- 2017-05-16 CN CN201710344119.4A patent/CN107232091A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104067959A (en) * | 2013-09-12 | 2014-10-01 | 江苏省淡水水产研究所 | Method for improving large loach fry breeding survival rate |
| CN104012434A (en) * | 2014-06-11 | 2014-09-03 | 绍兴市鸿港农业开发有限公司 | Method for breeding cynoglossus semilaevis fry in artificial halogen salt water |
| CN105766714A (en) * | 2016-03-10 | 2016-07-20 | 中国水产科学研究院东海水产研究所 | Young pomfret feeding method |
| CN106342731A (en) * | 2016-08-29 | 2017-01-25 | 中国水产科学研究院东海水产研究所 | Wild pampus argenteus seedling acclimatizing method |
Non-Patent Citations (2)
| Title |
|---|
| 施兆鸿 等: "人工养殖银鲳子代胚胎发育及仔稚幼鱼形态观察", 《中国水产科学》 * |
| 施兆鸿 等: "人工育苗条件下银鲳仔稚幼鱼摄食与生长特性", 《海洋水产研究》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110313559A (en) * | 2019-06-22 | 2019-10-11 | 佛山市顺德区活宝源生物科技有限公司 | Prevent artificial open-mouthed bait of raw fry enteritis and preparation method thereof and feeding method |
| CN115363149A (en) * | 2022-09-22 | 2022-11-22 | 广东海洋大学 | Method for improving food transfer of juvenile eleutheronema tetradactylum from biological feed to compound feed |
| CN115363149B (en) * | 2022-09-22 | 2023-11-21 | 广东海洋大学 | Method for improving feeding of juvenile eleutheronema tetradactylum from biological feed to compound feed |
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Application publication date: 20171010 |