CN103130329A - Paspalum distichum ecological floating bed and application thereof in purifying seawater culture water quality - Google Patents

Paspalum distichum ecological floating bed and application thereof in purifying seawater culture water quality Download PDF

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Publication number
CN103130329A
CN103130329A CN2013100750380A CN201310075038A CN103130329A CN 103130329 A CN103130329 A CN 103130329A CN 2013100750380 A CN2013100750380 A CN 2013100750380A CN 201310075038 A CN201310075038 A CN 201310075038A CN 103130329 A CN103130329 A CN 103130329A
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floating bed
frame
paspalum distichum
net layer
stratum reticulare
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CN2013100750380A
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林更铭
王文卿
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Third Institute of Oceanography SOA
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Third Institute of Oceanography SOA
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/20Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
    • Y02P60/21Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures

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  • Hydroponics (AREA)

Abstract

The invention relates to treatment of culture water quality, particularly a Paspalum distichum ecological floating bed and application thereof in purifying seawater culture water quality. The Paspalum distichum ecological floating bed is provided with a frame and an ecological restoration organism, wherein the frame is composed of bamboo poles; the frame is provided with an upper net layer and a lower net layer, and the distance between the upper net layer and the lower net layer is 5-8cm; the hole size of the upper net layer is 0.6-1cm, and the hole size of the lower net layer is 0.3-0.6cm; the stem of the ecological restoration organism is directly inserted in the upper net layer and the lower net layer; and the ecological restoration organism is Paspalum distichum. The frame can be provided with an upper frame and a lower frame, each of which is composed of 2 parallel bamboo poles; the upper frame is arranged on the lower frame; and the upper frame and the lower frame are mutually perpendicular or crossed. The Paspalum distichum ecological floating bed can efficiently purify pollutants generated in the culture process, improve the ecological environment of the pond, and inhibit the occurrence of eutrophication and red tide of the culture water body, thereby providing a clean and comfortable habitation environment and shielding location for growth of fish and shrimp. The invention can be used for purifying seawater culture water quality.

Description

Biological floating bed and the application in the purifying sea water cultivation water of a kind of Paspalum distichum
Technical field
The present invention relates to a kind of processing of cultivation water, especially relate to the biological floating bed and application in the purifying sea water cultivation water of a kind of Paspalum distichum.
Background technology
Utilize biological floating bed or ecological floating island plantation hydroponic plant can remove the pollutents such as nitrogen in polluted-water, phosphorus, suppress the algae excessive growth in water body, reach the generation that purifies water and suppress red tide, simultaneously all right beautifying water body view is the effective ways of administering polluted-water.Yet, the biological floating bed employing macromolecule polymeric material that has at present, although easy to use, because cost is too high, be difficult to large scale application; The biological floating bed employing porous plastics that has although cost is lower, may cause secondary pollution.Therefore, make a kind ofly draw materials conveniently, economical and practical, there is no the biological floating bed of secondary pollution, again according to the seawater pond culture needs on the water surface with biological floating bed soilless cultivation of salt resistant waterplant, significant to administering the pollutent that produces in breeding process and stablizing the pond ecotope.
Chinese patent CN101544424 discloses a kind of combined biological floating bed for purification of water quality, is made of inner frame and outside framework, and inner frame is fixed in outside framework; The inner frame bottom is provided with bottom bracket, parcel floating bed plant growth matrix on support; Bottom bracket is Gross in Diamond, and inner frame is divided into 8 eco-functional regionalizations, wherein is positioned at 4 peripheral eco-functional regionalization plantation grasses, is positioned at 4 inboard eco-functional regionalization plantation pleustons; Some plant fixing cups evenly are set between inner frame and outside framework, are used for plantation view high-stem plant.This invention is simple in structure, with low cost.Floating bed species spaces is inlayed, cause the microhabitat appearance of the floating bed ecosystem heterogeneous, form the using aerobic-anoxia-aerobic district around root system, in the floating bed system, the functional group microbial profile changes in gradient, the planktonic organism existence, improved species diversity and the immunity from interference of the floating bed ecosystem, guaranteed that floating bed ecosystem structure and function long term maintenance are stable.
Chinese patent CN101774695A discloses a kind of submerged water quality improving device of combined ecological floating floor, formed by kickboard, epirelief floating block, plantation basket, plantation basket filler, floating bed plant and artificial aquatic weed etc., the epirelief floating block is fixed in above kickboard, the plantation basket is held in the plantation basket hole of kickboard, plantation basket filler is positioned in the plantation basket, floating bed plant is planted in plantation basket filler, and artificial aquatic weed is suspended on below kickboard.Kickboard internal configuration stiffening web, the epirelief floating block is designed to bionical form.After kickboard and epirelief floating block all flooded, the gross buoyancy that both provide should greater than kickboard, plantation basket, plantation basket stopping composition, artificial aquatic weed, the gross weight of epirelief floating block in water and 1.5 times of sums of floating bed plant weight, guarantee that the epirelief buoyancy aid surfaces.The easy economy of this invention carrier, intensity are high, good endurance, plantation are reliable, and kickboard is submerged in water, has both had natural water ecoscape effect, has again the water correction effect of through engineering approaches.
Chinese patent CN101851024A discloses a kind of combined type ecological floating bed water purifying device for dystrophication water body in-situ purifying treatment.The grid-like bamboo charcoal floating bed main board of being made by bamboo charcoal piece is installed on floating bed buoyancy aid framework, process prozyme Biostimulation agent intensive treatment before bamboo charcoal piece uses, in use, bamboo charcoal piece when Water phosphorus is had good adsorption properties, also can effectively impel the apposition growth of this indigenous microorganism in water body.The square hole of bamboo charcoal floating bed main board can be arranged in pairs or groups and plant various waterplant or cash crop with water quality purification function as the implantation hole of plant.The floating bed bottom is equipped with biologic packing material, and biomass-based material selection natural plant fibre silk is for microorganism colonization.This invention has greatly improved ecological floating bed device to nitrogen phosphorus in eutrophication water and organic matter removal ability, have the characteristics such as simple in structure, installation administration is convenient, the anti-current-rush ability is strong, be very suitable for the original position purifying treatment of nature river course, Hu Ku and landscape water body.
Chinese patent CN201012910 discloses a kind of adjustable water purification ecological floating bed, comprises buoyancy aid, biologic packing material, stuffing frame and waterplant.Buoyancy aid is made of the fixing bamboo pole of series connection; The formed packing layer of stitch fixed biologically filler between buoyancy aid and stuffing frame, its thickness can be regulated by the holding bolt, nut and the pad that connect bamboo bed and stuffing frame; In the perforate that vertically penetrates on the buoyancy aid bamboo pole, the waterplant that growth is fast, durability against pollution is strong such as collocation plantation water money, green feather, Caulis Miscanthis floriduli.This utility model can be applicable to the river of different pollution levels, the depth of water and flow condition and the purification of water quality of landscape lake water body, have applied widely, biomass is large, effects of purification quality good, and characteristics such as non-secondary pollution, simple and beautiful structure.
Summary of the invention
The purpose of this invention is to provide the pollutent that produces in the high-efficient purification breeding process, improve the pond ecotope, suppress aquaculture water eutrophication and red tide and occur, provide the habitat of Clean and comfortable for the growth of fishes and shrimps simultaneously and give shade the biological floating bed and application in the purifying sea water cultivation water of a kind of Paspalum distichum in place.
Biological floating bed framework and the restoration of the ecosystem biology of being provided with of described Paspalum distichum, described framework is comprised of bamboo pole, be provided with stratum reticulare and lower stratum reticulare on framework, distance between upper stratum reticulare and lower stratum reticulare is 5~8cm, the mesh aperture of upper stratum reticulare is of a size of 0.6~1cm, and the mesh aperture of lower stratum reticulare is of a size of 0.3~0.6cm; The stem cuttage of described restoration of the ecosystem biology is on upper stratum reticulare and lower stratum reticulare, and described restoration of the ecosystem biology is Paspalum distichum.
Described framework can be provided with upper frame and underframe, and described upper frame is comprised of 2 parallel bamboo poles, and described underframe is comprised of 2 parallel bamboo poles, and upper frame is located on underframe, and upper frame is orthogonal or intersect with underframe.
Described Paspalum distichum is biological floating bed can be used in the purifying sea water cultivation water.
The present invention has the following advantages:
1. it is biological for restoration of the ecosystem that the present invention utilizes the salt tolerant emergent Paspalum distichum that breeding is fast, growth cycle is long, can significantly improve the effect that purifies water, and the growth for fishes and shrimps simultaneously provides the habitat of Clean and comfortable and gives shade the place.
2. the restoration of the ecosystem biology is Paspalum distichum, and Paspalum distichum is vegetative propagation, can carry out soilless culture, only needs stem with cuttage, need not floating bed matrix, fully guarantees moisture and nutrition that plant root growth is required, and cultivation technique is simple.
3. utilize light and the buoyant bamboo pole of self tool as the system framework part, do not need special buoyant device, mao bamboon is lighter, can rely on the buoyancy of self to bubble through the water column voluntarily, and get close to nature.In addition, the biological floating bed manufacture craft of Paspalum distichum of the present invention is simple, and operation, maintenance cost are low, and can not produce secondary pollution.
4. at framework up and down colligation stratum reticulare, stratum reticulare is light, and is anticorrosive, and repeating utilization factor is high.
5. be about 2m * 3m as framework specification size, be convenient to plant growing and harvesting.Because the aperture of upper stratum reticulare is 0.6~1cm, the aperture of lower floor's fishing net is 0.3~0.6cm, therefore is convenient to the cuttage plant.Because the distance of upper and lower stratum reticulare is 5~8cm, therefore can guarantee the upright and normal growth of plant, be conducive to the Genes For Plant Tolerance volt and fall.
Description of drawings
Fig. 1 is that the structure of the biological floating bed embodiment of Paspalum distichum of the present invention forms schematic diagram.
Embodiment
The present invention is further illustrated in connection with accompanying drawing for following examples.
Referring to Fig. 1, the biological floating bed embodiment of Paspalum distichum of the present invention is provided with framework and restoration of the ecosystem is biological, described framework is provided with upper frame 1 and underframe 2, described upper frame 1 is comprised of 2 parallel bamboo poles, described underframe 2 is comprised of 2 parallel bamboo poles, upper frame 1 is located on underframe 2, and upper frame 1 is orthogonal or intersect with underframe 2.
Be provided with stratum reticulare 11 on upper frame 1, be provided with lower stratum reticulare 21 on underframe 2, the distance between upper stratum reticulare 11 and lower stratum reticulare 21 is 7cm, and the mesh aperture of upper stratum reticulare 11 is of a size of 0.8cm, and the mesh aperture of lower stratum reticulare 21 is of a size of 0.5cm; The stem of described restoration of the ecosystem biology (not shown in FIG.) cuttage is on upper stratum reticulare 11 and lower stratum reticulare 21, and described restoration of the ecosystem biology is Paspalum distichum.
Described Paspalum distichum is biological floating bed can be used in the purifying sea water cultivation water.
The modes of reproduction of Paspalum distichum is vegetative propagation, with the stem cuttage in fishing net.When growing to 50~60cm, it to gather in too high easy lodging, the general 5cm of toothing.Plant crosses and should stay 10cm when rare, allows more stipes take root and branches out, and can extract once in general 25~30 days.Paspalum distichum is the Common Wild grass at the low humidity place such as south China paddy field, wet ditch, the side of a pond, and this waterplant unit is applied in the sea pond ecologic breeding to terrestrial plant first, and its salinity adaptation scope is 0~20; The adaptive temperature scope is wide, heat-resisting, drought-enduring, anti-sheltering from heat or light, and 5~8 ℃ begin to sprout, turn green, and utilize the cycle long, all can plant throughout the year in the subtropical zone; The Paspalum distichum well developed root system, Propagation of Rhizomes, to give birth to the power ability strong, and long hair is educated rapidly, output is high, plant height 60~80cm, more than stolon can extend 1m, good purification; Be of high nutritive value, blade is pale yellowish green and large, thick fertile tender, the succulence of stem, and quality is loose good to eat, slightly pleasantly sweet.The not good forage grass such as phytophagous animal such as ox, sheep, rabbit, grass carp, bream still, and pig, chicken, duck be unusual happiness food also.Paspalum distichum is the good feed of livestock and poultry fish, and is significant to the polynary stereo ecological cultivation of seawater.
The present invention makes biological floating bed framework take light cheap bamboo etc. as main raw, make biological floating bed at framework up and down colligation fishing net; The emergent Paspalum distichum of the wide temperature of transplanting, wide salt is with purifying aquaculture water quality on floating bed, and the growth for fishes and shrimps simultaneously provides the habitat of Clean and comfortable and gives shade the place.The plant of planting can be used as again the high-quality feed of livestock and poultry fish, realizes energy-saving and emission-reduction and the cyclic utilization of waste, and polynary stereo ecological cultivation has obvious economic benefit and ecological benefits to the development seawater.
The present invention is the water purification technology in restoration of the ecosystem and aquatic ecological culturing subject, and the water quality that is applied to the sea pond ecologic breeding is controlled and the artificial wet land treating system of wastewater of industrial cultivation and the restoration of the ecosystem of culture zone seashore wetland.

Claims (4)

1. a Paspalum distichum is biological floating bed, it is characterized in that being provided with framework and restoration of the ecosystem biological, described framework is comprised of bamboo pole, be provided with stratum reticulare and lower stratum reticulare on framework, distance between upper stratum reticulare and lower stratum reticulare is 5~8cm, the mesh aperture of upper stratum reticulare is of a size of 0.6~1cm, and the mesh aperture of lower stratum reticulare is of a size of 0.3~0.6cm; The stem cuttage of described restoration of the ecosystem biology is on upper stratum reticulare and lower stratum reticulare, and described restoration of the ecosystem biology is Paspalum distichum.
2. a kind of Paspalum distichum is biological floating bed as claimed in claim 1, it is characterized in that described framework is provided with upper frame and underframe, and described upper frame is comprised of 2 parallel bamboo poles, and described underframe is comprised of 2 parallel bamboo poles, and upper frame is located on underframe.
3. a kind of Paspalum distichum is biological floating bed as claimed in claim 2, it is characterized in that described upper frame and underframe are orthogonal or intersects.
4. Paspalum distichum is biological floating bed as claimed in claim 1 uses in the purifying sea water cultivation water.
CN2013100750380A 2013-03-08 2013-03-08 Paspalum distichum ecological floating bed and application thereof in purifying seawater culture water quality Pending CN103130329A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109607803A (en) * 2019-01-10 2019-04-12 广东第二师范学院 A kind of method and floating bed in this way using herba panici repentics floating bed purification aquatic bird aquaculture wastewater
CN110150114A (en) * 2019-04-15 2019-08-23 福建省水产研究所(福建水产病害防治中心) A kind of stem section transplantation method of water planting sea purslane
CN110679456A (en) * 2019-11-13 2020-01-14 江苏省中国科学院植物研究所 Warm-season lawn non-matrix cultivation method based on artificial floating bed

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109607803A (en) * 2019-01-10 2019-04-12 广东第二师范学院 A kind of method and floating bed in this way using herba panici repentics floating bed purification aquatic bird aquaculture wastewater
CN110150114A (en) * 2019-04-15 2019-08-23 福建省水产研究所(福建水产病害防治中心) A kind of stem section transplantation method of water planting sea purslane
CN110679456A (en) * 2019-11-13 2020-01-14 江苏省中国科学院植物研究所 Warm-season lawn non-matrix cultivation method based on artificial floating bed

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Application publication date: 20130605