CN104521729A - Method for manufacturing seaweed seed bottom laying layer - Google Patents
Method for manufacturing seaweed seed bottom laying layer Download PDFInfo
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- CN104521729A CN104521729A CN201510028457.8A CN201510028457A CN104521729A CN 104521729 A CN104521729 A CN 104521729A CN 201510028457 A CN201510028457 A CN 201510028457A CN 104521729 A CN104521729 A CN 104521729A
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- laying
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- seaweed seeds
- seaweed
- screen cloth
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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
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- Cultivation Of Seaweed (AREA)
Abstract
The invention relates to a method for manufacturing a seaweed seed bottom laying layer. The method comprises the steps that seaweed seeds are collected and pretreated; the pretreated seaweed seeds and a matrix are uniformly mixed to form a mixture; net cloth is selected as a bottom laying layer net frame and folded to form the double-layer bottom laying layer net frame, and the double-layer bottom laying layer net frame is sewn with twine in an equally spaced mode so that multiple interlayers of the double-layer bottom laying layer net frame can be formed; the interlayers of the net frame are filled with the mixture from the open end of the net frame, the open end is sewn with twine, and then the seaweed seed bottom laying layer is formed; the manufactured seaweed seed bottom laying layer is placed in a water tank, transported to a bottom laying site and directly put into the sea. Materials adopted in the method are all natural materials and can gradually degrade after being planted underwater without causing secondary pollution to the environment. The method facilitates planting, laying, management and maintenance of seaweed.
Description
Technical field
The invention belongs to sea grass recovery technique field, particularly a kind of method making laying at the bottom of seaweed seeds, be applicable to fast quick-recovery and the transplanting of sea grass vegetation.
Background technology
To be that green turtle, hippocampus etc. are precious halobionticly take food ground, habitat, nursery or protection place with sea grass bed, is described as " oceanic pasture ".Sea grass bed at short silt Gu Tan, improve offshore water quality, maintain global carbon balance etc. and play Chinese medicine Ecology Action face to face.In recent years, due to the transition of natural environment and the impact of human factor, sea grass bed Energy Resources Service is among continuous decline, and delayed simultaneously due to the research of sea grass bed recovery technique, impels the recovering technology of sea grass bed to become the technical problem of urgent solution in water ecological environment repair process.
The patent No. be 201210105091.6 application documents disclose the recovering method of a kind of shallow sea sea grass bed, by recovering the addressing on ground, recover cleaning and the arrangement on ground, recover the pretreatment on ground, the protection network recovering ground is laid, the selection in grass seedbed, the selection of sea grass kind, the selection of time of recovery, careless source gathers, sea grass field planting, the recovery of shallow sea sea grass bed is carried out in the measure such as maintenance management and monitoring; Preferably effect is all reached to the resume speed of shallow sea sea grass and range.But the method cannot long-distance transport and preservation well in sea grass transplanting and field planting, it is the same with current sea grass transplanting method, as large in there is diving workload in the implementation processes such as a piece nail method, folder seedling method, sinker method and box method, the shortcoming large to human and material resources consumption.
Summary of the invention
The invention provides be convenient to sea grass plantation, lay, the method for laying at the bottom of the making seaweed seeds of recovered sea grass bed that administers and maintains.
Make a method for laying at the bottom of seaweed seeds, comprise the following steps:
A. gather seaweed seeds, and seaweed seeds is carried out pretreatment;
B. by pretreated seaweed seeds and matrix thing Homogeneous phase mixing, mixture is formed;
C. choose screen cloth as end laying rack, and this screen cloth is folded to form double bottom laying rack, with the equally spaced sewing of linen thread described double bottom laying rack, make it form several interlayers;
D. the mixture in step b is filled in rack interlayer from the openend of rack, then with linen thread, openend is sewed up, be laying at the bottom of seaweed seeds;
Wherein, described matrix thing comprises one or more of haydite, sea sand and former sea grass bed mud.
After steps d completes, laying at the bottom of the seaweed seeds made is put into water tank, be transported to end floor file point and directly throw in marine; Then complete recovery and the transplanting of sea grass vegetation.
For can fast and convenient filling mixture after ensureing the sewing of this rack, wherein the concrete operations of step c linen thread sewing double bottom laying rack are: linen thread is equally spaced along burst vertical direction sewing double bottom laying rack, makes rack form several rectangle interlayers; Wherein, the equidistant spacing for adjacent linen thread of described linen thread is 5cm.
Further, screen cloth is that 0.5-3m is wide, and be preferably 1m wide, the length of this screen cloth does not limit, and can regulate according to actual conditions; Described screen cloth is vegetable fiber screen cloth.
Further, vegetable fiber screen cloth is jute screen cloth.
The specification of preferred jute screen cloth is No. 40.
For improving sea grass seed rearing rate, in the inventive method, the collection of step a is specially the fertile tillers cut with mature seed in the wild, be placed in incubator on the rocks and be transported to seedling rearing room pond or constant incubator is supported temporarily, seed is come off naturally, change water every day once, to be scattered seed collection, for subsequent use.
The pretreatment of step a is specially the seed selecting mature and plump from the seed collected, and the alcoholic solution with 75% rinses 3 times with antiseptic sea water after soaking 30s; Wherein, the seed of described mature and plump be ripe degree well, the dormancy seed that terminates to be about to extract bud limb out is individual.In this step, alcohol has good bactericidal effect, prevents seed to be infected by bacterial; The flushing of antiseptic sea water ensures that seed is in nature marine environment, improves seaweed seeds germination rate.
The end of the present invention laying has pliability, and the convenient transport of rolling of can packing, has saved cost of transportation greatly; Concrete, step e comprises laying at the bottom of the seaweed seeds made is put into water tank after being rolled into tubular.
For optimizing seed culture environment further, improve germination rate, after the mixture in steps d is filled to rack interlayer, the seed density of double bottom laying is 2000-3000 Li/㎡.
Preferred substrate thing is haydite, and the seed viability cultivated with it is higher.
Further, it is haydite and sea sand that matrix thing comprises parts by weight, and the weight ratio of described haydite and sea sand is 1:1; Add sea sand and can reinforce the shaping of matrix thing, after the vegetable fiber degraded of laying at the bottom of prevention seaweed seeds, because alone haydite is that matrix thing causes substrate loose, cannot be shaping, affect the phenomenon of seaweed seeds survival rate.
Beneficial effect of the present invention is:
1, material therefor of the present invention is natural material, can degrade gradually under water after plantation, can not contaminated environment again;
2, equally spaced sewing linen thread on rack, particularly with 5 centimetres for spacing sewing linen thread, can prevent transport moving process in and seabed pile up slippage;
3, laying has pliability at the whole end, and the convenient transport of rolling of can packing, has saved cost of transportation greatly;
Due to Action of Gravity Field when being layered on input at the bottom of the sea grass that 4, prepared by the present invention, naturally can tiling and repair the seabed in marine site, save diver's operation; And end laying freely can determine size, also can cut into module shape dispersion plantation, save a large amount of manpower, greatly reduce labour intensity;
5, at the bottom of sea grass, the matrix composition formula of paving uses and improves the survival rate of sea grass, makes the survival rate that is layered in long-distance transport process at the bottom of this sea grass high, uses Viability the best of seaweed seeds of haydite; Haydite and sea sand with the use of formula, the survival rate of seaweed seeds is good, and hypothallus forming, is not easily scattered.
Accompanying drawing explanation
Fig. 1 is the structural representation of paving at the bottom of the sea grass of embodiment.
Embodiment
Embodiment 1
Make a method for laying at the bottom of seaweed seeds, at the bottom of its sea grass, paving sees Fig. 1, and the method comprises the following steps:
A. gather seaweed seeds, and seaweed seeds is carried out pretreatment;
Cut the fertile tillers with mature seed in the wild, be placed in incubator on the rocks and be transported to seedling rearing room pond or constant incubator is supported temporarily, seed is come off naturally, changes water every day once, will be scattered seed collection, for subsequent use;
Pretreatment is specially the seed selecting mature and plump from the seed collected, and the alcoholic solution with 75% rinses 3 times with antiseptic sea water after soaking 30s; Wherein, the seed of described mature and plump be ripe degree well, the dormancy seed that terminates to be about to extract bud limb out is individual.
B. by pretreated seaweed seeds and matrix thing Homogeneous phase mixing, mixture 3 is formed; Its mesostroma thing comprises one or more of haydite, sea sand and former sea grass bed mud.
C. choose screen cloth as end laying rack, and this screen cloth is folded to form double bottom laying rack 1, with the equally spaced sewing of linen thread 2 described double bottom laying rack 1, make it form several interlayers, as shown in Figure 1;
Concrete operations are: linen thread 2 is equally spaced along burst vertical direction sewing double bottom laying rack 1, makes rack 1 form several rectangle interlayers; Wherein, the equidistant spacing for adjacent linen thread 2 of described linen thread 2 is 5cm;
Wherein, screen cloth is that 0.5-3m is wide, is preferably 1m wide; Screen cloth is vegetable fiber screen cloth, and vegetable fiber screen cloth is jute screen cloth, and the specification of preferred jute screen cloth is No. 40.
D. the mixture 3 in step b is filled in rack 1 interlayer from the openend of rack 1, then with linen thread, openend is sewed up, be laying at the bottom of seaweed seeds.
Laying at the bottom of the seaweed seeds made is put into water tank, is transported to end floor file point and directly throws in marine; At the bottom of seaweed seeds prepared by the method, laying pliability is good, for making to spread convenient transportation and save space at the bottom of the seed of seabed, laying at the bottom of the seaweed seeds made can be put into water tank after being rolled into tubular.
Embodiment 2
The present embodiment is the embodiment of the mixture that seed and matrix thing are prepared into, and mixture is made up of the component of following weight portion:
Seed 500 haydite 800g
Preparation method is: pour haydite into same container, slowly inserts the seed of described weight portion, continues to stir 4-8min, obtains the mixture of paving at the bottom of seed.
Embodiment 3
The present embodiment is the another kind of embodiment of the mixture that seed and matrix thing are prepared into, and mixture is made up of the component of following weight portion:
Seed 500 haydite 400g sea sand 400g
Preparation method is: pour each component of haydite and sea sand into same container, fully stir, and slowly inserts the seed of described weight portion simultaneously, continues to stir 5min, obtains the mixture of paving at the bottom of seed.
Embodiment 4
The present embodiment is another embodiment of the mixture that seed and matrix thing are prepared into, and mixture is made up of the component of following weight portion:
Seed 500 haydite 300g sea sand 300g former sea grass bed mud 300g
Preparation method is: pour each component of haydite, sea sand and former sea grass bed mud into same container, fully stir, and slowly inserts the seed of described weight portion simultaneously, continues to stir 8min, obtains the mixture of paving at the bottom of seed.
Comparative examples 1
Mixture is made up of the component of following weight portion:
Seed 500 sea sand 800g
Preparation method is: prepare by the preparation method of embodiment 2.
Comparative examples 2
Mixture is made up of the component of following weight portion:
Seed 500 yellow mud 800g
Preparation method is: prepare by the preparation method of embodiment 2.
Test example different substrates thing is on the impact of seed viability
1. seed feed
Test seed is collected in marine site, Tangshan in June, 2014.During field acquisition seed, only cut the fertile tillers with mature seed, be placed in incubator during transport and on the rocks.Be put in laboratory in the fiberglass tank of 2M3 and support temporarily, seed is come off naturally, change water every day once, seed collection will be scattered in other tank.When starting to test, select the seed of mature and plump, first soak 30s with the alcoholic solution of 75%, antiseptic sea water rinses 3 times.Its maturity difference of seaweed seeds gathered due to natural waters is very large, and the seed as experimental subjects all needs to confirm its mature condition through microscopy, makes its relative synchronization, reduces experimental error.
2. material and grouping
Folder seedling method: with degradable natural material jute nettle for folder seedling rope, two ends pendant is with sinker, and 500 mature seeds selected, being put in experimental trough and cultivating, is A group.
The matrix thing of Example 2, embodiment 3, comparative examples 1, comparative examples 2 mixes 500 mature seeds selected respectively, pour into and make lapping frame at the bottom of sea grass with degradable natural material jute nettle, make corresponding B group, C group, D group and E group, totally 4 groups, often organize 5 racks, the specification of each rack is 0.5x0.5m.
3. test method
Between culture period, observe the survival and growth situation of seedling every day, change water every day 1 time, culture experiment totally 70 days.After cultivation terminates, calculate seed viability.
4. data processing and inversion
(1) planting percent (%)=initial seedling number/seed sum * 100;
(2) seedling number/seed sum * 100 of survival rate (%)=survival.
5. experimental result seedling culture matrix impact that grass wrack seeds is sprouted
Because this experiment being scattered for piling sum when preventing seed and matrix thing from changing water, putting it in the mesh bag made with degradable natural material jute screen cloth and carrying out, the healthy seedling that finding seed must be bursting screen cloth and go out; The results are shown in Table 1.
The growing state of table 1 different substrates thing to each group of sea grass compares
Result shows, and being that the processing method grass wrack seeds survival rate of matrix thing is the highest with haydite, is 36.6%, with haydite and sea sand with the use of matrix thing take second place; And its yellow mud is not suitable for grass wrack seeds growth.
In addition, also be can be observed by test, after the screen cloth degraded of each group, use the matrix thing form of haydite and sea sand substantially not change, and use the matrix thing morphologic appearance of haydite to go out phenomenon that is loose, that subside.
The above embodiment is only that the preferred embodiment of the present invention is described; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determine.
Claims (10)
1. make a method for laying at the bottom of seaweed seeds, said method comprising the steps of:
A. gather seaweed seeds, and seaweed seeds is carried out pretreatment;
B. by pretreated seaweed seeds and matrix thing Homogeneous phase mixing, mixture is formed;
C. choose screen cloth as end laying rack, and this screen cloth is folded to form double bottom laying rack, with the equally spaced sewing of linen thread described double bottom laying rack, make it form several interlayers;
D. the mixture in step b is filled in rack interlayer from the openend of rack, then with linen thread, openend is sewed up, be laying at the bottom of seaweed seeds;
Wherein, described matrix thing comprises one or more of haydite, sea sand and former sea grass bed mud.
2. the method making laying at the bottom of seaweed seeds as claimed in claim 1, it is characterized in that, the concrete operations of step c linen thread sewing double bottom laying rack are: linen thread is equally spaced along burst vertical direction sewing double bottom laying rack, makes rack form several rectangle interlayers; Wherein, the equidistant spacing for adjacent linen thread of described linen thread is 5cm.
3. the method making laying at the bottom of seaweed seeds as claimed in claim 2, it is characterized in that, described screen cloth is that 0.5-3m is wide, is preferably 1m wide; Described screen cloth is vegetable fiber screen cloth.
4. the method making laying at the bottom of seaweed seeds as claimed in claim 3, it is characterized in that, described vegetable fiber screen cloth is jute screen cloth.
5. the method making laying at the bottom of seaweed seeds as claimed in claim 4, it is characterized in that, the specification of described jute screen cloth is No. 40.
6. the method making laying at the bottom of seaweed seeds as claimed in claim 1, it is characterized in that, the collection of described step a is specially the fertile tillers cut with mature seed in the wild, be placed in incubator on the rocks and be transported to seedling rearing room pond or constant incubator is supported temporarily, seed is come off naturally, change water every day once, will be scattered seed collection, for subsequent use.
7. the method for laying at the bottom of the seaweed seeds made as claimed in claim 1, is characterized in that, the pretreatment of described step a is specially the seed selecting mature and plump from the seed collected, and the alcoholic solution with 75% rinses 3 times with antiseptic sea water after soaking 30s; Wherein, the seed of described mature and plump be ripe degree well, the dormancy seed that terminates to be about to extract bud limb out is individual.
8. the method making laying at the bottom of seaweed seeds as claimed in claim 1, it is characterized in that, after the mixture in described steps d is filled to rack interlayer, the seed density of double bottom laying is 2000-3000 grain/m
2.
9. the method making laying at the bottom of seaweed seeds as claimed in claim 1, it is characterized in that, described matrix thing is haydite.
10. the method making laying at the bottom of seaweed seeds as claimed in claim 1, it is characterized in that, described matrix thing is made up of haydite and sea sand, and the weight ratio of described haydite and sea sand is 1:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510028457.8A CN104521729A (en) | 2015-01-21 | 2015-01-21 | Method for manufacturing seaweed seed bottom laying layer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510028457.8A CN104521729A (en) | 2015-01-21 | 2015-01-21 | Method for manufacturing seaweed seed bottom laying layer |
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| CN104521729A true CN104521729A (en) | 2015-04-22 |
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| CN201510028457.8A Pending CN104521729A (en) | 2015-01-21 | 2015-01-21 | Method for manufacturing seaweed seed bottom laying layer |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105993325A (en) * | 2016-05-26 | 2016-10-12 | 中国科学院南海海洋研究所 | Seaweed transplanting device and seaweed transplanting method applied to coral debris bottom materials |
| CN109792947A (en) * | 2019-03-12 | 2019-05-24 | 中国科学院南京地理与湖泊研究所 | A kind of volume blanket submerged plant fixing device and its installation method suitable for submersible |
| CN114402954A (en) * | 2022-01-14 | 2022-04-29 | 深圳大学 | Slope protection vegetation and manufacturing method thereof |
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| CN102134125A (en) * | 2011-04-25 | 2011-07-27 | 复旦大学 | Aquatic plant space construction system for water body purification |
| CN102160522A (en) * | 2011-04-27 | 2011-08-24 | 华东师范大学 | Method for planting hard artificial landscape water-body aquatic plants |
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| CN109792947A (en) * | 2019-03-12 | 2019-05-24 | 中国科学院南京地理与湖泊研究所 | A kind of volume blanket submerged plant fixing device and its installation method suitable for submersible |
| CN109792947B (en) * | 2019-03-12 | 2024-01-02 | 中国科学院南京地理与湖泊研究所 | Rolling blanket type submerged plant field planting device suitable for water carrying operation and installation method thereof |
| CN114402954A (en) * | 2022-01-14 | 2022-04-29 | 深圳大学 | Slope protection vegetation and manufacturing method thereof |
| CN114402954B (en) * | 2022-01-14 | 2023-09-15 | 深圳大学 | Revetment vegetation and manufacturing method thereof |
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Application publication date: 20150422 |