CN102204507A - Intermediate rearing method for Sargassum thunbergii Kuntze seedlings - Google Patents
Intermediate rearing method for Sargassum thunbergii Kuntze seedlings Download PDFInfo
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- CN102204507A CN102204507A CN2011100857726A CN201110085772A CN102204507A CN 102204507 A CN102204507 A CN 102204507A CN 2011100857726 A CN2011100857726 A CN 2011100857726A CN 201110085772 A CN201110085772 A CN 201110085772A CN 102204507 A CN102204507 A CN 102204507A
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Abstract
The invention relates to an intermediate rearing method for Sargassum thunbergii Kuntze seedlings, which is characterized in that: breeding waste water from industrial greenhouse breeding performed by pumping underground seawater is used for the intermediate rearing of the Sargassum thunbergii Kuntze seedlings; and filter-feeding shellfish and/or prawns are cultured in a culture pond. By using breeding waste water from industrial greenhouse breeding performed by pumping underground seawater for culturing Sargassum thunbergii Kuntze seedlings, the invention provides an intermediate rearing method for Sargassum thunbergii Kuntze seedlings in northern China. In the method disclosed by invention, the overwintering and aestivating problems in the propagation process of the Sargassum thunbergii Kuntze seedlings are successfully solved by using the energy of breeding waste water, and the Sargassum thunbergii Kuntze seedlings grow fast constantly; and the Sargassum thunbergii Kuntze can absorb organic waste in the breeding waste water, so that the waste water from the industrial greenhouse breeding is recycled, and ocean environment is protected. Meanwhile, a large amount rearing and management cost is saved by using the inhibition effect of the filter-feeding shellfish and prawns on the enemy organisms of the Sargassum thunbergii Kuntze seedlings in an early growing stage.
Description
Technical field
The invention belongs to algae seed rearing technical field, be specifically related to a kind of intermediate rearing method of Sargassum thunbergii offspring, promptly utilize the breeding wastewater of batch production booth to carry out the intermediate rearing of Sargassum thunbergii offspring.
Background technology
Mouse tail algae (Sargassum thunbergii) belongs to Phaeophyta, dumpling made of glutinous rice flour guiding principle, Fucales, Sargassaceae, Sargassum, is the coastal common wild tangleweed of China.Mouse tail algae is wider in China's distribution, and North gets Liaodong Peninsula, reaching the Lezhou Peninsula in the south all has distribution, and its trace spreads all over provinces such as Liaoning, Shandong, Jiangsu, Zhejiang, Fujian, Guangdong.As the high-quality bait of sea cucumber, abalone, along with the development of sea cucumber, abalone culture industry, the mouse tail algae of self-sow is by the utilization of gathering in a large number, to such an extent as to a lot of local wild mouse tail algae resource is close to exhaustion.Therefore, in order to strengthen the protection to mouse tail algae natural resources, it is imperative to utilize rational technology path that mouse tail algae is carried out the artificial increasing cultivation.
The seedling rate of falling of the output of mouse tail algae and frond specification of seedling and algae curtain has direct relation, and the above mouse tail algae seedling of 10cm is the desired gauge of the northern area of China raft culture mouse tail algae folder seedling.The mouse tail algae seedling of cultivating in the workshop generally carries out intermediate rearing forwarding natural waters to by the end of June, is subjected to the ocean temperature variable effect, and summer, water temperature surpassed 27 ℃, and growth of seedling is subjected to obvious inhibition; Winter, growth of seedling almost stopped, to April next year mouse tail algae seedling average length just reach 5-6cm.For solving the above mouse tail of 10cm algae seedling this problem of originating, present main method is the northern sea area Sargassum thunbergii seedling to be transported to southern sea area survive the winter, transporting northern marine site again back to April next year cultures, this seed intermediate rearing mode improves the seed cost greatly, and be subjected to the restriction of time, seriously hindered the expansion of the scale of culturing.
Extracting that batch production booth that underground sea water carries out left-eyed flounder etc. cultures is a kind of common aquaculture model of northern area, and the underground sea water water temperature remains on comparatively stable status throughout the year, and the breeding wastewater range of temperature of discharge is at 14～18 ℃.At present breeding enterprise generally is breeds direct discharging of waste water to be arrived outdoor, so not only caused the waste of energy, and a large amount of debirs that contain in the breeding wastewater also can cause environmental pollution.
Summary of the invention
The intermediate rearing method that the purpose of this invention is to provide a kind of Sargassum thunbergii offspring, promptly at the intermediate rearing that waste water that the place utilizes the batch production booth to culture carries out Sargassum thunbergii offspring of accumulating of breeding wastewater, effectively utilizing in the breeding wastewater in the energy, absorb organic substance in the breeding wastewater by Sargassum thunbergii offspring again, realized the recycling of breeding water.
The intermediate rearing method of Sargassum thunbergii offspring of the present invention is characterized in that, is that the breeding wastewater with the batch production booth comes Sargassum thunbergii offspring is carried out intermediate rearing.
Above-mentioned breeding wastewater is that the underground sea water that extracts generates after culturing.
The breeding wastewater water temperature of batch production booth is 14～18 ℃.
Breeding method of the present invention is to have the place of accumulating of batch production booth breeding wastewater to carry out the centre of Sargassum thunbergii offspring and form cultivation in collection, and wherein breeding wastewater changes 1/3 every day.
The described place of accumulating is the pond that has plastic tunnel.
In order to eliminate the early stage harmful organisms of algae seedling growth, to culture in the pond filter-feeding shellfish and/or shrimp are arranged, wherein the filter-feeding shellfish is variegated clam.
The present invention utilizes the breeding wastewater of batch production booth to cultivate Sargassum thunbergii offspring, and a kind of method of cultivating big specification Sargassum thunbergii offspring in the northern area of China is provided, and has accelerated mouse tail algae and has realized the paces that industrialized scale develops.Method of the present invention has not only utilized the energy of breeding wastewater successfully to solve surviving the winter and the problem of aestivating in the early stage seed breeding process of mouse tail algae, and guaranteeing provides the mouse tail algae that meets the specification seedling at northern area; Can also utilize Sargassum thunbergii offspring to absorb debirs in the breeding wastewater; realized the recycling of batch production booth breeding wastewater; protected marine environment, utilized filter-feeding shellfish and shrimp to suppress the early stage harmful organisms of algae seedling growth simultaneously, reduced the influence of medicine environment.
Embodiment
The Sargassum thunbergii offspring that carries out intermediate rearing of the present invention can be to cultivate with reference to the method for Chinese invention patent " method that northern sea area Sargassum thunbergii large size seedling seed is bred in advance " (application number is 200810015835.9, and open day is on September 17th, 2008).The seed of cultivating (specification is less than or equal to 4cm) is put into the place of accumulating of collecting breeding wastewater that the batch production booth is arranged again carry out the centre of Sargassum thunbergii offspring and form cultivation, the breed of plunging into the commercial sea of the mouse tail algae seedling that will cultivate 10cm again.
Extracting that batch production booth that underground sea water carries out left-eyed flounder etc. cultures is a kind of common aquaculture model of northern area, and the underground sea water water temperature remains on comparatively stable status throughout the year, and the breeding wastewater range of temperature of discharge is at 14～18 ℃.For example, there are more than 20 ten thousand m in ecological engineered aquaculture demonstration base in Qingdao City, Da Chang town, Jiaonan City, Qingdao
2The utilization of batch production booth extract underground sea water and culture, more than 1,000 ten thousand m are only arranged annual winter a season
3Breeding wastewater flow away, carry out mouse tail algae intermediate rearing if make full use of these waste water, just can solve the demand of area, Qingdao to the above seed of 10cm.
The present invention needs the place of accumulating that can collect batch production booth breeding wastewater, and the described place of accumulating is the pond that has plastic tunnel.
Excavate the pond to collect the waste water of discharging in industrial aquaculture booth drain-side.The illumination of present position, pond is abundant, does not have high constructure on every side and blocks; Dark 2m, the high 2m of pond valve, when the depth of water surpasses 2m, water will overflow automatically in the pool; Size is according to 3 mu/1000m
2The booth area, guaranteeing to inject every day into, the booth waste water in pond surpasses pond waters more than 1/3; On the pond, build support, cover transparent plastic film winter, cover the sunshade net summer; Every 3m one row's water spray funnel being set, between row and row at a distance of 3m, to guarantee that water body is in the algal grown preference temperature in the pond from water surface 2.5m place, pond.
In the intermediate rearing process, for eliminating the early stage harmful organisms (as skeleton shrimp, gammarid and some algae etc.) of algae seedling growth, in the pond, culturing filter-feeding shellfish and shrimp are arranged, wherein the filter-feeding shellfish is common variegated clam, breeding density is 200/m
2, shrimp can be Chinese prawn or japonicus.
When summer temperature is high, the algae curtain placed underwater 5cm with about, and spray 14～18 ℃ of underground sea waters on the water surface of pond, to avoid the too high injury of water temperature seedling; Winter, fixing and straight the putting with mouse tail algae algae curtain in the surface, pond, the seedling point surfaces a little, fully exposes to sunlight.Utilize seedling curtain of hydraulic giant flushing every day, with the ability to accept that impurity on the cleaning curtain and raising algae seedling stimulate to external world, water velocity and size are according to the big or small suitably adjusting of seed.Seedling greater than 10cm on the seedling curtain is in time separated, and clip to and culture Miao Shengshang and forward marine raft culture to, seedling continued growth on the seedling curtain.
Concrete mouse tail algae seedling intermediate rearing step:
From in November, 2011, ecological engineered aquaculture demonstration Qingdao, base hundred million Haifeng county aquatic products Co., Ltds have carried out and utilize batch production booth breeding wastewater to carry out the intermediate rearing experiment of mouse tail algae seedling in Qingdao.That builds accumulates the dark 2m in pond, place, the high 2m of pond valve, and when the depth of water surpasses 2m, water will overflow automatically in the pool; Size is/1000m
2Have the seedling curtain of mouse tail algae seedling to put into the pond growth that brings out and culture, the water temperature of the breeding wastewater in the pond is 14.5-15 ℃, has put variegated clam in a suitable place to breed in the pond simultaneously, and breeding density is 200/m
2, put prawn 1000 tail/mus simultaneously in a suitable place to breed.Randomly draw every 10d in the process of cultivating that the algae sample is measured length and water sampling carries out chemical analysis, 30d has been carried out in experiment continuously, changes 1/3 breeding wastewater every day.The result shows, total about 0.7mg/L of N in the breeding wastewater, total P content 0.2～0.5mg/L, in the average growth rate of experimental session frond is 1.12cm/10d, to March, the algae seedling long above 30 centimetres, and significantly not assorted algae adheres on the seedling curtain, and disease does not take place in the breeding process yet.From experimental result, it is feasible utilizing the batch production booth breeding wastewater that extracts underground sea water to solve mouse tail algae intermediate rearing problem.
The same a collection of algae seedling that utilization is bred has carried out the experiment of seed intermediate rearing at West Coast, Qingdao fishery Science and Technology Ltd. sea.The result shows that algae seedling at sea growth rate is extremely slow, and to the April, average length is 5-6 centimetre, significantly assorted algae occurs and adhere on the seedling curtain, causes coming off of Sargassum thunbergii offspring.
Simultaneously also carry out intermediate rearing in the pond of another similarity condition, except not putting shellfish and prawn in a suitable place to breed, other cultivating condition is identical with hypervisor.Adhere to but significantly assorted algae on the seedling curtain, can occur, cause coming off of Sargassum thunbergii offspring, compare the pond of putting in a suitable place to breed, take off the seedling rate and exceeded 11%.And in cultivating process, also there is mouse tail algae seedling that disease has in various degree taken place.The above results proves, puts filter-feeding shellfish and shrimp in a suitable place to breed in the intermediate rearing stage, can effectively suppress the assorted growth of algae on the seedling curtain and the generation of disease.
Claims (8)
1. the intermediate rearing method of a Sargassum thunbergii offspring is characterized in that, is that the breeding wastewater with the batch production booth comes Sargassum thunbergii offspring is carried out intermediate rearing.
2. breeding method as claimed in claim 1 is characterized in that described breeding wastewater is that the underground sea water that extracts generates after culturing.
3. breeding method as claimed in claim 1, the water temperature that it is characterized in that described breeding wastewater is 14～18 ℃.
4. breeding method as claimed in claim 1 is characterized in that it being to have the place of accumulating of batch production booth breeding wastewater to carry out the centre of Sargassum thunbergii offspring and form cultivation in collection.
5. breeding method as claimed in claim 4, its feature is the pond that has plastic tunnel in the described place of accumulating.
6. breeding method as claimed in claim 5 is characterized in that breed has filter-feeding shellfish and/or prawn in described pond.
7. breeding method as claimed in claim 6 is characterized in that described filter-feeding shellfish is variegated clam.
8. breeding method as claimed in claim 1 is characterized in that described breeding wastewater changes 1/3 every day.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103004576A (en) * | 2012-12-20 | 2013-04-03 | 山东省海水养殖研究所 | Method for artificially cultivating Sargassum thunbergii in intertidal zones |
| CN103609298A (en) * | 2013-11-22 | 2014-03-05 | 山东省海水养殖研究所 | Free-type cultivating and ripening method for sargassum muticum main-weed branches |
| CN103688843A (en) * | 2013-12-12 | 2014-04-02 | 山东省海水养殖研究所 | Alternate culture method of sargassum thunbergii and kelp |
| CN107232051A (en) * | 2017-07-21 | 2017-10-10 | 山东省海洋生物研究院 | It is a kind of based on the fast numerous Sargassum horneri method for massively culturing of nutrition |
| CN109220768A (en) * | 2018-10-25 | 2019-01-18 | 青岛农业大学 | A kind of mussel attachment base kelp seedling intermediate breeding method |
| CN111557206A (en) * | 2020-06-10 | 2020-08-21 | 浙江省舟山市水产研究所 | Method for cultivating Kandelia candel seedlings by using culture tail water |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103004576A (en) * | 2012-12-20 | 2013-04-03 | 山东省海水养殖研究所 | Method for artificially cultivating Sargassum thunbergii in intertidal zones |
| CN103609298A (en) * | 2013-11-22 | 2014-03-05 | 山东省海水养殖研究所 | Free-type cultivating and ripening method for sargassum muticum main-weed branches |
| CN103609298B (en) * | 2013-11-22 | 2015-06-03 | 山东省海水养殖研究所 | Free-type cultivating and ripening method for sargassum muticum main-weed branches |
| CN103688843A (en) * | 2013-12-12 | 2014-04-02 | 山东省海水养殖研究所 | Alternate culture method of sargassum thunbergii and kelp |
| CN107232051A (en) * | 2017-07-21 | 2017-10-10 | 山东省海洋生物研究院 | It is a kind of based on the fast numerous Sargassum horneri method for massively culturing of nutrition |
| CN107232051B (en) * | 2017-07-21 | 2020-07-31 | 山东省海洋生物研究院 | Nutrient rapid propagation-based Sargassum horneri large-scale cultivation method |
| CN109220768A (en) * | 2018-10-25 | 2019-01-18 | 青岛农业大学 | A kind of mussel attachment base kelp seedling intermediate breeding method |
| CN111557206A (en) * | 2020-06-10 | 2020-08-21 | 浙江省舟山市水产研究所 | Method for cultivating Kandelia candel seedlings by using culture tail water |
| CN111557206B (en) * | 2020-06-10 | 2021-07-30 | 浙江省舟山市水产研究所 | Method for cultivating Kandelia candel seedlings by using culture tail water |
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Application publication date: 20111005 |