CN108377859A - A kind of Tongjiang lake aquatic vegetation recovery cultural method - Google Patents
A kind of Tongjiang lake aquatic vegetation recovery cultural method Download PDFInfo
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- CN108377859A CN108377859A CN201810111638.0A CN201810111638A CN108377859A CN 108377859 A CN108377859 A CN 108377859A CN 201810111638 A CN201810111638 A CN 201810111638A CN 108377859 A CN108377859 A CN 108377859A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 64
- 240000002853 Nelumbo nucifera Species 0.000 claims abstract description 25
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims abstract description 22
- 235000006510 Nelumbo pentapetala Nutrition 0.000 claims abstract description 22
- 241000746966 Zizania Species 0.000 claims abstract description 21
- 235000002636 Zizania aquatica Nutrition 0.000 claims abstract description 21
- 241000894007 species Species 0.000 claims abstract description 21
- 241000195493 Cryptophyta Species 0.000 claims abstract description 20
- 241001123263 Zostera Species 0.000 claims abstract description 20
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- 240000004590 Potamogeton malaianus Species 0.000 claims abstract description 19
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Classifications
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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
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
-
- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; 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
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Botany (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Cultivation Of Seaweed (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention discloses a kind of Tongjiang lake aquatic vegetations to restore cultural method, chooses p.malaianus, poly- grass, lotus, spatterdock, wild rice, thorn eel grass and black algae any one or more of as the water plant tool species cultivated；Optimal time selection early April to the middle ten days of aquatic plant cultivation；The best cultivation water level of control is 10cm~50cm；P.malaianus, poly- grass, spatterdock, wild rice, thorn eel grass and black algae use seedling, lotus to use underground root-like stock and seed；For the benefit of germination and seedling early growth diffusion carry out tractor-ploughing to the recovery district of lakes shoal type in dry season；Silver carp and flathead are launched, water quality is improved, forbids putting herbivorous fishes such as grass carp in a suitable place to breed and using zoobenthos as the fish of food.The waste for not only reducing seedling, also reduces artificial cultivation workload, reaches the restoration methods of required cover degree, to increase the bio-diversity in lake so that the ecosystem is more firm, is not easy to be destroyed.
Description
Technical field
The present invention relates to a kind of shallow lake aquatic vegetation Ecological recovery technologies more particularly to a kind of Tongjiang lake aquatic to plant
It is resumed cultural method.
Background technology
Recently as the growth of population, culture fishery is quickly grown, and lake fishery " overgrazes ", especially purse seine
Cultivation causes the aquatic vegetation in Tongjiang lake to be seriously damaged, and submerged plant almost disappears, and Productivity of Ecological System degeneration is asked
Topic highlights.Integrality, the stability of function and the abundant bio-diversity of Anhui Tongjiang lake and marshland structure are maintained, it is effectively real
Existing bio-diversity conservation has important ecological significance.Aquatic vegetation cultural method is more important aquatic of current application
Ecosystem restoration technology is conducive to maintain the function of restoring Tongjiang lake and marshland and its crucial ecological engineering relied on,
Advantage is very apparent.
Typical case Tongjiang, Anhui Province lake is the important place of Deposits in Eastern Coastal China fish migration and breeding, while being also the world
Upper more winter bird habitat.Since 2003, due to the excessive cultivation of lacustrine fishes resource, aquatic vegetation has been caused to degenerate serious,
Especially submerged plant resource exhaustion, it is difficult to maintain lake bio-diversity, therefore, it is to maintain lake ecological to restore aquatic vegetation
The precondition of function.The natural hydrologic process in Tongjiang lake be October in the first year to second year April be dry season, May
It it is the wet season to October, the growth and development process of the submerged plant in natural lake is consistent with hydrologic process, i.e. April
Dry season water level is low, and submerged plant starts germination and growth, and with being gradually increased for water level, submerged plant can be grown into, most
Eventually highest is grown in wet season submerged plant.Restore the specification that aquatic vegetation depends on option of species and artificial cultivation.It is most suitable
Cultivation specification can reduce seedling quantity, reduce artificial cultivation workload, can also reach revegetation maximum cover degree.However at present
Shallow lake aquatic vegetation recovery technology is simultaneously immature, and also there is no fixed patterns.The case where for different lakes and think
Method is also not quite similar used in the result reached.
Invention content
The object of the present invention is to provide a kind of Tongjiang lake aquatic vegetations to restore cultural method.
The purpose of the present invention is what is be achieved through the following technical solutions：
The Tongjiang lake aquatic vegetation of the present invention restores cultural method, including step：
A, cultivated species select：Choose any in p.malaianus, poly- grass, lotus, spatterdock, wild rice, thorn eel grass and black algae
Kind or a variety of water plant tool species cultivated as the present invention；
B, the time of cultivation：Optimal time selection early April to the middle ten days of aquatic plant cultivation；
C, water level control before cultivation：The best cultivation water level of control is 10cm~50cm；
D, the selection of brood body：
P.malaianus, poly- grass, spatterdock, wild rice, thorn eel grass and black algae use seedling, lotus to use underground root-like stock and kind
Son；
E, the preparation of preceding recovery district is cultivated：
It turns over：For the benefit of germination and seedling early growth diffusion carry out tractor-ploughing to the recovery district of lakes shoal type in dry season；
Fry launches control：Silver carp and flathead are launched, water quality is improved；
F, specification is cultivated：
P.malaianus spacing in the rows × line-spacing=5m × 5m, poly- grass spacing in the rows × line-spacing=4m × 4m, spatterdock spacing in the rows × line-spacing
=3m × 3m, wild rice spacing in the rows × line-spacing=3m × 3m, thorn eel grass spacing in the rows × line-spacing=3m × 3m, black algae spacing in the rows × line-spacing=3m ×
3m；
Lotus root-like stock spacing in the rows × line-spacing=5m × 5m；
Lotus seed plants 50 to 60 seeds per acre.
As seen from the above technical solution provided by the invention, Tongjiang lake aquatic vegetation provided in an embodiment of the present invention
Restore cultural method, not only reduce the waste of seedling, also reduces artificial cultivation workload, reach the restoration methods of required cover degree,
To increase the bio-diversity in lake so that the ecosystem is more firm, is not easy to be destroyed.
Specific implementation mode
The embodiment of the present invention will be described in further detail below.What is be not described in detail in the embodiment of the present invention is interior
Appearance belongs to the prior art well known to professional and technical personnel in the field.
The Tongjiang lake aquatic vegetation of the present invention restores cultural method, and preferable specific implementation mode is：
Including step：
A, cultivated species select：Choose any in p.malaianus, poly- grass, lotus, spatterdock, wild rice, thorn eel grass and black algae
Kind or a variety of water plant tool species cultivated as the present invention；
B, the time of cultivation：Optimal time selection early April to the middle ten days of aquatic plant cultivation；
C, water level control before cultivation：The best cultivation water level of control is 10cm~50cm；
D, the selection of brood body：
P.malaianus, poly- grass, spatterdock, wild rice, thorn eel grass and black algae use seedling, lotus to use underground root-like stock and kind
Son；
E, the preparation of preceding recovery district is cultivated：
It turns over：For the benefit of germination and seedling early growth diffusion carry out tractor-ploughing to the recovery district of lakes shoal type in dry season；
Fry launches control：Silver carp and flathead are launched, water quality is improved；
F, specification is cultivated：
P.malaianus spacing in the rows × line-spacing=5m × 5m, poly- grass spacing in the rows × line-spacing=4m × 4m, spatterdock spacing in the rows × line-spacing
=3m × 3m, wild rice spacing in the rows × line-spacing=3m × 3m, thorn eel grass spacing in the rows × line-spacing=3m × 3m, black algae spacing in the rows × line-spacing=3m ×
3m；
Lotus root-like stock spacing in the rows × line-spacing=5m × 5m；
Lotus seed plants 50 to 60 seeds per acre.
In the step D, p.malaianus seedling 20~50cm with a high standard gathers grass seedling 30~50cm with a high standard,
Spatterdock seedling 40~50cm with a high standard, wild rice seedling 50~60cm with a high standard pierce eel grass seedling 25~35cm with a high standard,
Black algae seedling 30~50cm with a high standard；
Lotus root-like stock specification grows 40~60cm, 3~4 sections.
In the step E, it is 20 centimeters to carry out the depth of tractor-ploughing in dry season to the recovery district of lakes shoal type.
In the step E, forbid putting herbivorous fishes such as grass carp in a suitable place to breed and using zoobenthos as the fish of food.
For the special existing aquatic plants growth habit of hydrology function and Tongjiang lake of liter Jinhu County, planted by field
Training experiment, the Tongjiang lake aquatic vegetation for seeking science restore cultivation, restore Tongjiang Primary Productivity of Lake.The present invention is to utilize
Tongjiang lake typical case's aquatic plant species, by the cultivation experiments of 3 specifications in field, by monitoring, to solve in Tongjiang lake
Restore the problem of the most suitable cultivation specification of aquatic vegetation.Restore the support of experimental project in liter Jinhu County Nature Reserve
Under, wetland aquatic vegetation is cultivated in this liter of 3 trial zones Jinhu County's revegetation in liter Jinhu County Nature Reserve
The position that constructing technology ecological engineering demonstration area is chosen is treasure country fair, bird's nest country fair and short, bristly hair or beard the thorn Dun Xu for rising Jinhu County, has been carried out aquatic
The most suitable field planting method of a variety of water plants of suitable Tongjiang lake hydrological condition is explored in plant setting technical research, success
Construct aquatic vegetation.
The selected tool species of the present invention are the species that Tongjiang lake is distributed, mainly have p.malaianus, poly- grass,
Lotus, spatterdock, wild rice, thorn eel grass and black algae.Institute's selection tool species are perennial submerged plant, after bed mud field planting, are passed through
Root-like stock, stolon or the breeding of resting bud quick effect nutrient, and plant can naturally pass the winter in water body, it is not dead, no
Second year is needed to be colonized again.
The case where present invention degenerates for current Tongjiang lake aquatic vegetation, explores a set of Tongjiang lake aquatic vegetation most
Suitable culture criterion and flow, not only reduce the waste of seedling, also reduce artificial cultivation workload, reach the recovery side of required cover degree
Method, to increase the bio-diversity in lake so that the ecosystem is more firm, is not easy to be destroyed.
The step of the present invention is described in detail below：
1, cultivated species select.The aquatic plant species for selecting Anhui Tongjiang lake common are to prevent the hair of biotic intrusion
It is raw.The sociales Malaysia of the cultivation perennial aquatic vegetation in the middle and lower reach of Yangtze River is had chosen by long-term field investigation and consulting literatures
Bog pondweed, poly- grass, lotus, spatterdock, wild rice, thorn eel grass and black algae, advantage are not need second year revaluation.
2, the acquisition of introduces a collection.Water plant seedling needed for long-term field investigation acquisition need to be passed through and take area, before cultivation
Removed to take the close thorn eel grass of introduces a collection submerged plant, black algae, p.malaianus seedling before one day or the same day, when lifting at selection low water level
Grow higher seedling, manual lifting.It is put into plastic crate after quick metering, is bandaged with geotextiles, be put into shallow water and protect
It deposits.It is put into straw bag after lotus seed collection, and is embedded in shallow water and stores, until planted at offshore when germination at the beginning of 4 months.
3, preceding recovery district is cultivated to prepare.Since water plant seedling is easy to be gnawed by herbivorous fishes in water, because
This will clear up the herbivorous fishes in water before vegetation is cultivated first, while be turned over careless beach in favor of kind in dry season
Son germination and seedling early growth diffusion, the ploughed depth that this technology uses is 20cm.
4, the cultivation of aquatic vegetation.It transplants the previous day or the same day acquires seedling, then planted according to above-mentioned specification
Lotus is cultivated in training at offshore；It is then cultivated at the suitable depth of water of control using the submerged plant of seedling plant, is grown directly from seeds with reaching
Seedling is colonized and fast-growth.
5, water level control.Due to the natural hydrologic process in Tongjiang lake be October in the first year to second year April be low water
Phase, May to October are the wet seasons, and it is consistent that the growth and development process of the submerged plant in natural lake, which is with hydrologic process,
, i.e., April, dry season water level was low, and submerged plant starts germination and growth, and with being gradually increased for water level, submerged plant can be by
It gradually grows, finally grows to highest in wet season submerged plant.Xu Kou restore test during, in order to ensure restore experiment at
Work(prevents water level because dropping heavy rain rapid increase, it is still desirable to carry out periodic monitoring to water level, stringent to control, submerged plant April
Early stage water level control is cultivated in 10cm~50cm；With the growth for writing seedling, water level is gradually promoted, in May~cultivation in June
Phase, water level control was in 60cm~100cm；It is special that the submerged plant seedling growth that later stage is cultivated can adapt to Tongjiang lake hydrological
Sign.
6, the ecological index for the phytobiocoenose cultivated to Project Areas after cultivated plant is transplanted is monitored, and according to plant
The growth period of object is managed.
Above-mentioned steps 1 include：
Investigation and consulting literatures find out restored lake aquatic plant tool species, find out aquatic vegetation in recent years and move back
Change serious species, then chooses rational cultural vegetation to solve the situation of vegetation degeneration, set the mesh of macrophyte planting
Mark.
Above-mentioned steps 2 include：
Seedling transports.Time should select in the morning or night, principle guarantee with rise, with dress, with fortune.In transportational process
It covers, is windproof, is against sunshine, be unable to weight, ensure humidity, prevent from being dehydrated, shipping, be preferably put into in refrigerator car or compartment over long distances
Ice cube needs to sprinkle water halfway, to reduce temperature, increases humidity, it is ensured that plant is fresh, to scene after should organize to unload immediately, and
Cloth bag is unlocked, is placed in shading water body, prevents fever from rotting and being dehydrated, the construction operation of tissue plant as early as possible.
Above-mentioned steps 6 include：
Plant rises after completing, and the first two months are once monitored every 2 weeks.Monitoring index includes mean depth, aquatic plant
Object averag density, average height, and rational water level adjustment is carried out by the growing height of plant；In order to keep the transparent of water
Degree and dissolved oxygen, it should timely processing weeds.
The beneficial effects of the present invention are：
It is the reason of according to investigation and analysis vegetation degeneration, rational to choose cultivated plant tool species and control water level, it is formed
The ecosystem possessed by the natural water of Tongjiang lake can improve lake water quality, restore Tongjiang Primary Productivity of Lake, maintain
Integrality, the stability of function of Tongjiang lake and marshland structure.
Specific embodiment：
Rationally screening Tongjiang lake aquatic dominant species restore experimental project in liter Jinhu County Nature Reserve
Under support, aquatic plant is carried out in 3 trial zones of treasure country fair, bird's nest country fair and short, bristly hair or beard thorn pier country fair of liter Jinhu County Nature Reserve
Plant setting technical research, explores the most suitable field planting method of a variety of water plants of suitable Tongjiang lake hydrological condition, and success is extensive
Aquatic vegetation is answered.
It specific implementation step and requires to include：
1), option of species：
By field investigation and consulting literatures, the sociales of middle and lower reach of Yangtze River aquatic vegetation are found out, and rise the heavy water in Jinhu County
Plant seriously degenerates species, analyzes its causes for Degradation, it is found that fishery excessively cultivation and water transparency are to determine to rise Jinhu County's water
Therefore the decision sex factor that raw vegetation is subsided reduces lake level in the spring that water plant sprouts and fish is put in stringent control in a suitable place to breed
The measures such as density, to be effectively facilitated water plant development and growth, therefore have chosen local sociales p.malaianus, black
Algae, poly- grass, lotus, Gorgon fruit, spatterdock, wild rice and thorn eel grass, restore rapidly water body primary productivity, the ecosystem are maintained to stablize
Property.
2), introduces a collection acquisition and experiment in cultivation
Lotus experiment in cultivation, 9 mu：Field investigation local lotus distribution ground, GPS record distributed point before in September, 2016, in
It dry season at the beginning of 4 months in 2017, manually acquires, is cultivated in liter Jinhu County's bird's nest country fair around local lake.
Wild rice experiment in cultivation, 6 mu：Field investigation local wild rice distribution ground, GPS record distributed point before in September, 2016, in
It dry season at the beginning of 4 months in 2017, manually acquires, is cultivated in liter Jinhu County's bird's nest country fair around local lake.It is 50 to cultivate seed size
~70cm, 3000 plants of seedling quantity.
Submerged plant cultivation is tested, 9 mu：Chizhou City Shitai County The Qiupu River is gone to investigate aquatic vegetation kind on March 1st, 2017
Seedling finds that submerged plant has p.malaianus, poly- grass, thorn eel grass and black algae, has germinateed, in Shitai County at the beginning of 4 months 2017
The Qiupu River acquires, and by wetting, and is covered using cotton, it is ensured that water plant can survive, and cultivate in liter Jinhu County's bird's nest country fair
With treasure country fair.
3) recovery district before, cultivating prepares：
Since water plant is easy to be gnawed by herbivorous fishes and zoobenthos in water body again, planted first in plant
Herbivorous fishes before training in cleaning water, while careless beach is turned in favor of germination and seedling early growth expansion in dry season
It dissipates, the ploughed depth that this technology uses requires control water level for 20cm in strict accordance with the water level of vegetation period, is conducive to
Seedling direct planting.
4) specification and recovery effects, are cultivated：
When carrying out macrophyte planting to 3 trial zones, in order to reduce recovery effect contingency, tested at 3
Area has carried out three contrast tests, to explore the experiment in cultivation of appropriate size.
The cultivation specifications design of 1 submerged plant of table
Note：The vegetation cover degree of recovery effects is the average cover degree of the growth most most productive period detection to three recovery districts
The cultivation specification that emergent aquactic plant uses：Lotus spacing and line-spacing 5m × 5m, wild rice spacing and line-spacing 3m × 3m.
5), growth period water table management and habitat are prepared：
(1) water table management in carrying out Submerged plant communities building process it is noted that ensure trial zone water level depth, cultivation
In early days, i.e., water level in March~April preferably keeps 10cm~50cm, May to be grown with the field planting of plant, water level, May is gradually increased
~June, water level control ensured that submerged plant is successfully recovered in 60cm~100cm, and cultivation later stage Submerged plant communities can adapt to
Tongjiang lake hydrological feature.
(2) plant is managed and protected will prevent other explosive aquatic plants of appearance such as weeds in carrying out vegetation construction whole process
Object occupies the living space of cultivated plant, needs to manage and protect for a long time and periodic monitoring, carries out artificial removal to weeds when necessary.
The present invention carries out Reasonable Regulation And Control under the present situation that lake aquatic plant seriously degenerates, to water level, and aquatic vegetation is reasonable
Cultivation, to achieve the effect that restore Tongjiang lake aquatic vegetation primary productivity；Take macrophyte planting, institute's selection tool species
It is perennial submerged plant of local lake distribution, it is fast by root-like stock, stolon or resting bud after bed mud field planting
Speed is nourished and generated, and plant can naturally pass the winter in water body, not dead, is not needed second year and is colonized again；Take cultivation
It is the original aquatic vegetation sociales in recovery district to cultivate object.This recovery district uses p.malaianus, black algae, poly- grass, lotus, Gorgon euryale
Reality, spatterdock, wild rice and thorn eel grass；The plant species taken can avoid introducing new species, prevent the generation of biotic intrusion；Plantation
It is consistent with Tongjiang lake hydrological rule at the beginning of planting time is 4 months；Cultivation specification thorn eel grass spacing and line-spacing 3m × 3m, it wanders without a fixed dwelling
Careless 3m × 3m, p.malaianus 5m × 5m, black algae 3m × 3m, poly- grass 4m × 4m, wild rice 3m × 3m；Institute's selection tool species are colonized successfully
After can adapt to Tongjiang lake hydrological feature；It is crucial that fundamentally solving lake aquatic vegetation degenerate problem, that is, pass through
Stringent control fishery excessively cultivates, water level and water transparency.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art is in the technical scope of present disclosure, the change or replacement that can be readily occurred in,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claims
Subject to enclosing.
Claims (4)
1. a kind of Tongjiang lake aquatic vegetation restores cultural method, which is characterized in that including step：
A, cultivated species select：Choose p.malaianus, poly- grass, lotus, spatterdock, wild rice, pierce any one of eel grass and black algae or
A variety of water plant tool species cultivated as the present invention；
B, the time of cultivation：Optimal time selection early April to the middle ten days of aquatic plant cultivation；
C, water level control before cultivation：The best cultivation water level of control is 10cm~50cm；
D, the selection of brood body：
P.malaianus, poly- grass, spatterdock, wild rice, thorn eel grass and black algae use seedling, lotus to use underground root-like stock and seed；
E, the preparation of preceding recovery district is cultivated：
It turns over：For the benefit of germination and seedling early growth diffusion carry out tractor-ploughing to the recovery district of lakes shoal type in dry season；
Fry launches control：Silver carp and flathead are launched, water quality is improved；
F, specification is cultivated：
P.malaianus spacing in the rows × line-spacing=5m × 5m, poly- grass spacing in the rows × line-spacing=4m × 4m, spatterdock spacing in the rows × line-spacing=3m
× 3m, wild rice spacing in the rows × line-spacing=3m × 3m, thorn eel grass spacing in the rows × line-spacing=3m × 3m, black algae spacing in the rows × line-spacing=3m × 3m；
Lotus root-like stock spacing in the rows × line-spacing=5m × 5m；
Lotus seed plants 50 to 60 seeds per acre.
2. Tongjiang lake aquatic vegetation according to claim 1 restores cultural method, which is characterized in that in the step D,
P.malaianus seedling 20~50cm with a high standard gathers grass seedling 30~50cm with a high standard, spatterdock seedling with a high standard 40
~50cm, wild rice seedling 50~60cm with a high standard, thorn eel grass seedling 25~35cm with a high standard, black algae seedling with a high standard 30~
50cm；
Lotus root-like stock specification grows 40~60cm, 3~4 sections.
3. Tongjiang lake aquatic vegetation according to claim 1 restores cultural method, which is characterized in that in the step E,
It is 20 centimeters to carry out the depth of tractor-ploughing in dry season to the recovery district of lakes shoal type.
4. Tongjiang lake aquatic vegetation according to claim 1 restores cultural method, which is characterized in that in the step E,
Forbid putting herbivorous fishes such as grass carp in a suitable place to breed and using zoobenthos as the fish of food.
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| CN109644785A (en) * | 2019-02-20 | 2019-04-19 | 安徽大学 | Tongjiang lake phytal zone submerged plant eel grass seedling lotus leaf wraps up in native field planting method |
| CN111972148A (en) * | 2020-08-28 | 2020-11-24 | 李洪飞 | Cutting propagation and field regression method for medicinal endangered plant Jinyun scutellaria baicalensis |
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