CN105941127B - A kind of nursery pond and acclimation method improving sargassum seedling percent - Google Patents
A kind of nursery pond and acclimation method improving sargassum seedling percent Download PDFInfo
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- CN105941127B CN105941127B CN201610353639.7A CN201610353639A CN105941127B CN 105941127 B CN105941127 B CN 105941127B CN 201610353639 A CN201610353639 A CN 201610353639A CN 105941127 B CN105941127 B CN 105941127B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G33/00—Cultivation of seaweed or algae
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Abstract
The present invention relates to a kind of nursery ponds for improving sargassum seedling percent, vertical partition wall is provided in the nursery pond, the corner of the nursery pond is provided with several water pumps in the same direction, and the quantity of the water pump is four, and the water pump is set to four corners of the nursery pond in the same direction respectively.The present invention also provides a kind of acclimation methods for improving sargassum seedling percent, specially using nursery pond domestication culture sargassum seedling, taming sargassum seedling in such a way that the different stages of growth of seedling control water velocity and interval time domestication.The present invention accurately controls water flow in the different phase of sargassum growth of seedling by the way of flowing water culture, seedling can be made fixed stronger in attachment base, growth of seedling is fast, healthy, more sturdy, attachment base, which is transplanted to behind sea area, can make seedling have the ability for resisting stormy waves, significantly improve the survival rate of sargassum seedling.
Description
Technical field
The present invention relates to sargassum artificial breedings and restoration of the ecosystem field, and in particular to a kind of raising sargassum seedling survives
The nursery pond and acclimation method of rate.
Background technique
Sargassum is a kind of economic frond of large size, and rapidly, extensive cultivation can reduce sea area eutrophication, horse hair for growth
Algae also has the function of absorbing heavy metal；In addition, sargassum economy with higher and the ecological value, the sargassum of Partial Species
It can edible or as economic animals such as fricassee abalone and sea cucumber natural high-quality bait.
Sea area is seriously polluted in recent years, and environment is worsening, causes sargassum resource increasingly depleted, and a large amount of natural algaes disappear
It moves back, the repair of the great attention with the environment of greater coasting area by each layer of society, sargassum algae is also increasingly subject to close
Note.There are mainly two types of methods for the building of sargassum algae at present: one is the existing wild sargassum seedling bodies of acquisition to be transplanted,
This method survival rate is higher, but has certain destruction and dependence to wild sargassum resource, is not suitable for large-scale promotion and uses；Separately
One is the fertilized eggs of artificial acquisition sargassum, and the fertilized eggs of sargassum are sprayed in artificial attachment base, zoogamy is passed through
Mode cultivate a large amount of seedling, but the seedling of the method culture is weaker, cannot resist the stormy waves of intertidal zone, and it is high to take off seedling rate, at
Motility rate is low.
Therefore, it still needs to seek a kind of acclimation method for improving sargassum seedling percent.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of nursery for improving sargassum seedling percent
Pond, the nursery pond by the way that vertical partition wall and water pump is arranged, make to be formed in nursery pond circulating water flow sargassum seedling is carried out it is tame and docile
Change culture, improves the survival rate and wind loading rating of sargassum seedling.
Another object of the present invention is to provide a kind of acclimation methods for improving sargassum seedling percent.
To achieve the above object, the present invention adopts the following technical scheme:
A kind of nursery pond improving sargassum seedling percent, is provided with vertical partition wall, the nursery in the nursery pond
The corner in pond is provided with several water pumps in the same direction.
Preferably, the quantity of the water pump is four, and the water pump is set to four angles of the nursery pond in the same direction respectively
It falls.
Preferably, a length of 5m of the nursery pond, width 3m, depth 1.5m.
Preferably, a length of 3m of the vertical partition wall, thickness 0.25m, a height of 1m.
A kind of acclimation method for the nursery pond improving sargassum seedling percent tames culture horse hair using above-mentioned nursery pond
Algae seedling controls water velocity in the different stages of growth of seedling by way of flowing water culture and uses interval time domestication
Mode tames sargassum seedling.
Preferably, the acclimation method specific steps are as follows:
S1: it after sargassum seedling is cultivated 50~70 days, opens 1 water pump and carries out flowing water culture, every domestication 1.5~2.5
Suspend 1~3 hour after hour and replace culture seawater, taming accumulated time daily is 8~9 hours；
S2: the every domestication of seedling adds 1 water pump after 9~15 days until opening whole water pumps, acclimation method is the same as step S1；
S3: it after water pump is all turned on domestication 1.5~2.5 hours of culture, opens water pump and continues to complete horse in 10~15 days
The domestication of tail algae seedling.
In the present invention, the water pump is fixed on four angles of nursery pond, and water pumping amount is 8000L/h, 240w, passes through increase
The usage amount of water pump controls water velocity gradually to strengthen the fixation of sargassum seedling and promote growth.
Preferably, the water velocity of the water pump is not more than 1m/s.
Preferably, the depth of water in the nursery pond is 40~60cm；It is further preferable that the depth of water in the nursery pond is
50cm。
Preferably, the water discharging direction of the water pump forms circulation clockwise in pond.
Preferably, the acclimation method specific steps are as follows:
S11: it is 50cm that seedling, which cultivates the depth of water, and culture started to be opened 1 water pump using flowing water culture and formed flow velocity after 60 days
Flow velocity no more than 1m/s suspends 2 hours and replaces culture seawater after 2 hours of every domestication, taming accumulated time daily is 8
A hour；
S12: seedling opens 2 water pumps and forms the water flow that flow velocity is not more than 2m/s after cultivating 70 days, after 2 hours of every domestication
Suspend 2 hours and replace culture seawater to reduce water temperature, taming accumulated time daily is 8 hours；
S13: seedling opens 3 water pumps after cultivating 80 days, forms the water flow that flow velocity is not more than 3m/s, 2 hours of every domestication
Suspend 2 hours afterwards and replace culture seawater to reduce water temperature, taming accumulated time daily is 8 hours；
S14: seedling opens 4 water pumps after cultivating 90 days, forms the water flow that flow velocity is not more than 3.5m/s, and every domestication is 2 small
When after suspend 2 hours and replace culture seawater to reduce water temperature, daily tame accumulated time be 8 hours；Later without after
Continuous pause continues domestication and continues the domestication for completing sargassum seedling in 10~15 days.
Compared with prior art, the invention has the following beneficial effects:
The present invention use the mode of flowing water culture the different phase of sargassum growth of seedling gradually reinforce flow intensity with
Sargassum seedling is cultivated, seedling can be made fixed stronger in attachment base, growth of seedling is fast, healthy, more sturdy.Of the invention
After the sargassum seedling replanting to sea area that method domestication culture obtains, it is only 25% that seedling takes off seedling rate from attachment base, and is not tamed and dociled
Change the de- seedling rate of the seedling of culture up to 60~100%, the sargassum seedling percent after present invention domestication is high, wind loading rating
By force.
Detailed description of the invention
Nursery pool structure provided by the invention and water pump arrangement schematic diagram.
Specific embodiment
The present invention is further illustrated combined with specific embodiments below.Experimental method used in following embodiments is such as without spy
Different explanation, is conventional method: used raw material, auxiliary agent etc., and unless otherwise specified, being can be from business such as conventional market purchases
The raw material and auxiliary agent that approach obtains.
Embodiment 1
The present embodiment is to carry out in June, 2015~September in Zhanjiang City, Longhai City, East Sea Island day marine organisms study base,
Cultivate 200 pieces of bricks of attachment base.
A kind of nursery pond improving sargassum seedling percent can be specifically set in the nursery pond referring to Figure of description 1
It is equipped with vertical partition wall 2, the corner of the nursery pond is provided with 4 water pumps 1 in the same direction, and water discharging direction can form circulation clockwise,
It can be referring to the direction A in Fig. 1；A length of 5m of the nursery pond, width 3m, depth 1.5m, a length of 3m of the vertical partition wall are thick
For 0.25m, a height of 1m.
A kind of acclimation method for the nursery pond improving sargassum seedling percent tames culture horse hair using above-mentioned nursery pond
Algae seedling controls water velocity in the different stages of growth of seedling by way of flowing water culture and uses interval time domestication
Mode tames sargassum seedling, and it is 8000L/h that water pump, which pumps speed,.
In the present embodiment, the domestication should not be carried out continuously for a long time, and interval time is answered to tame, and update seawater to disappear
Except water pump fever leads to the influence of seawater high temperature.
Steps are as follows for specific domestication:
A. in horse hair algae breeding period, mature parent is chosen by sexual propagation and obtains artificial seedling, seedling culture
The depth of water is 50cm.Seawater used is sand filter seawater, and salinity 30 updates the seawater in half culture pond, after culture 60 days again daily
Start to reduce the de- seedling rate of seedling using flowing water culture, that is, open 1 water pump, forms the flow velocity that flow velocity is no more than 1m/s at this time,
Suspend 2 hours after 2 hours of every domestication, and replace culture seawater to reduce water temperature, it is 8 small for taming accumulated time daily
When.
B. after seedling is cultivated 70 days, seedling anchoring capability is increased, and opens 2 water pumps formation flow velocitys at this time and is about
The water flow of 2m/s.Suspend 2 hours after 2 hours of every domestication, and replace culture seawater to reduce water temperature, it is tired to tame the time daily
Product is 8 hours.
C. 3 water pumps are opened after seedling is cultivated 80 days, forming flow velocity is about 3m/s.Suspend after 2 hours of every domestication 2 small
When, and culture seawater is replaced to reduce water temperature, taming accumulated time daily is 8 hours.
D. all 4 water pumps are opened after seedling is cultivated 90 days, forming flow velocity is about 3.5m/s.After 2 hours of every domestication temporarily
Stop, and replace culture seawater to reduce water temperature, taming accumulated time daily is 8 hours.Later without continuing to suspend, persistently tame and docile
Change 10~15 days.
In the present embodiment, the management during domestication: should cover sunshade net on nursery pond when nursery and domestication, during which diligent
Water is changed, miscellaneous algae etc. is removed.At domestication initial stage, domestication water velocity be should not be too large, and need to be spaced progress.
It will be cultivated after sargassum seedling replanting to sea area after the present embodiment domestication culture, the seedling after domestication is together with attachment
Base, which is transplanted together to intertidal zone, (is fixed on the rock of intertidal zone or is embedded in people for the attachment base with algae seedling with accelerated cement
On work algal reef) after by growth in 5 months, seedling can develop for mature frond, average survival 75%, in contrast not
Seedling through taming is since seedling body is weaker, and anchoring capability is poor in attachment base, is often unable to bear the impact of intertidal zone stormy waves
And survival rate is generally below 15% sometimes even 0.
Claims (7)
1. a kind of nursery pond for improving sargassum seedling percent, which is characterized in that vertical partition wall is provided in the nursery pond,
The corner of the nursery pond is provided with several water pumps, and the water discharging direction of the water pump forms circulation clockwise in pond；
Culture sargassum seedling is tamed using the nursery pond, in the different stages of growth control of seedling by way of flowing water culture
Water velocity processed simultaneously tames sargassum seedling by the way of interval time domestication；
Acclimation method specific steps are as follows:
S1: it after sargassum seedling is cultivated 50~70 days, opens 1 water pump and carries out flowing water culture, every domestication 1.5~2.5 hours
Suspend 1~3 hour afterwards and replace culture seawater, taming accumulated time daily is 8~9 hours；
S2: the every domestication of seedling adds 1 water pump after 9~15 days until opening whole water pumps, acclimation method is the same as step S1；
S3: after water pump is all turned on domestication 1.5~2.5 hours of culture, suspends 2 hours and replace culture seawater, tame daily
Accumulated time is 8 hours；Then it without continuing to suspend, opens water pump and continues to complete taming and dociling for sargassum seedling in 10~15 days
Change.
2. improving the nursery pond of sargassum seedling percent according to claim 1, which is characterized in that the quantity of the water pump
It is four, the water pump is set to four corners of the nursery pond in the same direction respectively.
3. improving the nursery pond of sargassum seedling percent according to claim 1, which is characterized in that the length of the nursery pond
For 5m, width 3m, depth 1.5m.
4. improving the nursery pond of sargassum seedling percent according to claim 1, which is characterized in that the vertical partition wall
A length of 3m, thickness 0.25m, a height of 1m.
5. nursery pond according to claim 1, which is characterized in that the water velocity of the water pump is not more than 1m/s.
6. nursery pond according to claim 1, which is characterized in that the depth of water in the nursery pond is 40~60cm.
7. nursery pond according to claim 1, which is characterized in that the acclimation method specific steps are as follows:
S11: it is 50cm that seedling, which cultivates the depth of water, and culture starts that it is little to open 1 water pump formation flow velocity using flowing water culture after 60 days
Suspend 2 hours after the flow velocity of 1m/s, 2 hours of every domestication and replace culture seawater, it is 8 small for taming accumulated time daily
When；
S12: seedling opens 2 water pumps and forms the water flow that flow velocity is not more than 2m/s after cultivating 70 days, suspend after 2 hours of every domestication
2 hours simultaneously replace culture seawater to reduce water temperature, and taming accumulated time daily is 8 hours；
S13: seedling opens 3 water pumps after cultivating 80 days, forms the water flow that flow velocity is not more than 3m/s, after 2 hours of every domestication temporarily
Stop 2 hours and replace culture seawater to reduce water temperature, taming accumulated time daily is 8 hours；
S14: seedling opens 4 water pumps after cultivating 90 days, the water flow that flow velocity is not more than 3.5m/s is formed, after 2 hours of every domestication
Suspend 2 hours and replace culture seawater to reduce water temperature, taming accumulated time daily is 8 hours；It is later temporary without continuing
Stop, continues domestication and continue the domestication for completing sargassum seedling in 10~15 days.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101715723A (en) * | 2009-12-24 | 2010-06-02 | 广州大学 | Method for artificially culturing asparagus by controlling water flow |
| CN103141371A (en) * | 2013-04-08 | 2013-06-12 | 广东海洋大学 | Transplanting and cultivating method for gulfweed on rock |
| CN203040440U (en) * | 2012-12-06 | 2013-07-10 | 广东海兴农集团有限公司 | Water circulation structure of culture pond |
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- 2016-05-25 CN CN201610353639.7A patent/CN105941127B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101715723A (en) * | 2009-12-24 | 2010-06-02 | 广州大学 | Method for artificially culturing asparagus by controlling water flow |
| CN203040440U (en) * | 2012-12-06 | 2013-07-10 | 广东海兴农集团有限公司 | Water circulation structure of culture pond |
| CN103141371A (en) * | 2013-04-08 | 2013-06-12 | 广东海洋大学 | Transplanting and cultivating method for gulfweed on rock |
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