CN101176442A - Method for governing invasive species flower rice grass using a technique integrated by mow and regulation of level - Google Patents
Method for governing invasive species flower rice grass using a technique integrated by mow and regulation of level Download PDFInfo
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- CN101176442A CN101176442A CNA2007101721163A CN200710172116A CN101176442A CN 101176442 A CN101176442 A CN 101176442A CN A2007101721163 A CNA2007101721163 A CN A2007101721163A CN 200710172116 A CN200710172116 A CN 200710172116A CN 101176442 A CN101176442 A CN 101176442A
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- spartina alterniflora
- alterniflora loisel
- district
- cofferdam
- water level
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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
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/40—Monitoring or fighting invasive species
Abstract
The invention relates to a control method of spartina alterniflora, belonging to the technical field of ecological engineering. Spartina alterniflora is artificially introduced in China in the 1980s, and plays a positive role for damping waves, protecting slopes, promoting deposition and reclaiming lands on Chinese coastline, however, as an alien invasive species recognized internationally, the population characters of powerful breeding and rapid extending ability of the spartina alterniflora bring a series of negative effects to the natural wetlands ecosystem of Chinese coastal tidal land and the regional biodiversity; and control of the spartina alterniflora is already a universal problem. The prior single physical, biological or chemical control method has the disadvantages of low efficiency, high environmental pollution risk, low ecological safety, high cost and unobvious control effect. The invention overcomes the disadvantages of the prior preventing and controlling techniques, and utilizes the comprehensive control method of cradling and water level regulating, eradicates the invasive species and controls the growth and rapid extension of the invasive species through restraining the growth of spartina alterniflora, plays an active restoring role to the ecological system destroyed in large areas, and provides an efficient path for preventing spartina alterniflora from spreading extensively in coastal areas.
Description
Technical field
The present invention relates to a kind of cradling and regulate the method that integrated technology is administered the invasive species spartina alterniflora loisel, belong to the technical field of ecological engineering with water level
Background technology
Spartina alterniflora loisel (Spartina aterniflora) is subordinate to the herbaceos perennial of grass family, rice grass genus, originates in the U.S., Atlantic bank, is a kind of perennial sabkha plant that is grown in the intertidal zone.The spartina alterniflora loisel plant is sturdy tall and big, and it is dense to grow, and ground level generally can reach 1.0-2.0m, has powerful and breeds extended capability fast.Spartina alterniflora loisel's well developed root system can go deep into reaching 1.5m in the soil, have stronger wind resistance disappear wave, protect the effect of beach shore protection, created land with silt.The spartina alterniflora loisel introduced the coastal beach of China in 1979, was mainly used in aspects such as Gu Tan, bank protection, and had obtained good effect.Yet through nearly 30 years development, the spartina alterniflora loisel is in the coastal many regional rapid diffusion of China, forms single exotic invasive advantage group, brings the series of negative influence for local natural ecosystems, bio-diversity, environmental resource and ecological safety etc.The spartina alterniflora loisel was listed in the Chinese alien species list of first batch of invasion by State Environmental Protection Administration in 2003.As internationally recognized exotic invasive species, spartina alterniflora loisel's control problem has become a global difficult problem.
The spartina alterniflora loisel invades the sabkha wetland may produce multiple harm, shows: (1) changes illuvial horizon distribution, the hydrology and geographical features, influences the water body circulation; (2) clogged with deposits navigation channel influences ship and leaves the port.(3) form large tracts of land, the excellent group of highdensity list,, threaten local bio-diversity with plant competition growing space, native country.(4) destroy the neritic organism habitat, reduce the zoobenthos of getting food ground and being relied on of wetland birds, change the intertidal zone ecologic structure, influence local fauna; (5) rotten residual body drifts about everywhere, causes other biological death by suffocation; (6) occupy a large amount of good mudflat aquaculture lands used, cause the tremendous economic loss of culture fishery.
At spartina alterniflora loisel's extremely strong invasion with to the destructiveness of the ecosystem, the measure of administering the spartina alterniflora loisel at present mainly contains:
1) physics or mechanical means: physics or mechanical control method are to adopt artificial side or mechanical method, as pull out, turn over, covering, water logging, burn, cut off, grind and bury etc., yet the manpower and materials consumption of single one physical method is big, and it is lower to prevent and treat efficient;
2) chemical method: use weed killer herbicide, can only remove the face of land usually with top, relatively poor for the root system effect, may cause environmental pollution;
3) biological control: utilize the biological control of animal natural enemy or pathogenic microorganisms, but these natural enemies and pathogenic microorganisms also are denizens generally, have the possibility of secondary biotic intrusion, big ecological risk is arranged.
Therefore the physics control method generally is first-selected method.Efficient is low, cost is high, regulation effect is not remarkable yet existing single one physical method is prevented and treated, and is difficult to eradicate the spartina alterniflora loisel.
Summary of the invention
Still do not have both at home and abroad at present to use to cradle and regulate the correlative study report that the integrated technology large tracts of land is eradicated the invasive species spartina alterniflora loisel with water level.The technical issues that need to address of the present invention are to release a kind of cradling with water level to regulate the method that integrated technology is administered the invasive species spartina alterniflora loisel.This method has following advantage: time-consuming unlike single physics or mechanical means, require great effort and to prevent and treat efficient low; Easily unlike Chemical Control cause environmental pollution; Unlike biological control, can introduce the animal natural enemy or the pathogenic microorganisms of denizen, have the possibility of secondary biotic intrusion and big ecological safety risk is arranged; Do not exist alien species to squeeze the problem of local species.This method is adapted at the coastal area large tracts of land and promotes, and improves ecological benefits and economic benefit.
For solving above-mentioned technical problem, the present invention adopts following technical scheme: on the one hand by build the cofferdam, cradle the spartina alterniflora loisel, water filling and water level management in the cofferdam, in administering the district, the spartina alterniflora loisel builds the adverse circumstances that the spartina alterniflora loisel can't grow and multiply, keep on the other hand and administer the interior local species in district and carry out the population maintenance, take to strengthen the measure of local species recovery and other restorations of the ecosystem, reach thorough elimination spartina alterniflora loisel's effect two, in the trimestral time, guarantee that local species can the normal growth procreation.
Now describe technical scheme of the present invention in detail.A kind of cradling with water level regulated the method that integrated technology is administered the invasive species spartina alterniflora loisel, it is characterized in that the concrete operations step:
The first step is built the cofferdam
Administer the district the spartina alterniflora loisel and offward utilize machinery or manually fetch earth on the spot and build the cofferdam, simultaneously, build the retaining irrigation canals and ditches in the outside, cofferdam;
(illustrate: the retaining irrigation canals and ditches are used for collecting and storage tidewater.)
Second step cradled the spartina alterniflora loisel
At annual mid-July of spartina alterniflora loisel's blooming stage of growing, cradle the acrial part of administering the spartina alterniflora loisel in the district together, keep the local species of administering in the district and also carry out the population maintenance;
(illustrate: the growth of administering the invasive species spartina alterniflora loisel acrial part in the district is suppressed, the local species of administering in the district are protected.)
The 3rd step water filling in the cofferdam
After cradling the spartina alterniflora loisel, water filling in the cofferdam is flooded and is administered the district;
The 4th step water level is regulated
According to the moisturizing in the cofferdam in time of water level situation, water level is between 30cm～50cm;
(third and fourth goes on foot explanation: stop the spartina alterniflora loisel who administers in the district to breathe and photosynthesis, reach fast, effectively, thoroughly eradicate spartina alterniflora loisel's effect.)
The 5th step result
Extremely then October, the thorough elimination administered the interior spartina alterniflora loisel in district, and the local species in the improvement district then growth are normally multiplied.
Technical scheme of the present invention is further characterized in that described local species are reeds.
Compared with the prior art, the present invention has following advantage:
1, elimination spartina alterniflora loisel's measure is simply effective
The present invention uses to cradle with water level and regulates integrated technology, be based upon on the basis of a large amount of field trials, be chosen in the critical period of spartina alterniflora loisel's growth, cradle spartina alterniflora loisel's acrial part, suppress the growth of its acrial part, regulate breathing and the photosynthesis that stops the spartina alterniflora loisel by water level, reach fast, effectively, thoroughly eradicate spartina alterniflora loisel's effect.
2, the present invention has remedied and has used that the physics control technology is time-consuming, cost is high, the improvement cycle is long, prevented and treated low and easy repeatedly drawback and the deficiency of efficient.
3, the present invention has avoided using the environmental pollution that chemistry and biological control method bring and the problem of secondary invasion simultaneously.This technology can thoroughly be eradicated the spartina alterniflora loisel who administers in the district in a growth season, kept the distribution of local species reed simultaneously, and the improvement cycle is short, cost is low, and the large tracts of land that is suitable for the spartina alterniflora loisel is administered.Both realized the Ecological Control of exotic species Spartina alterniflora, protected growth and the breeding of endemic species reeds again, for the repair and reconstruction of impaired wetlands ecosystems provide solid foundation.
Embodiment
Now further specify technical scheme of the present invention in conjunction with the embodiments.
Embodiment one
Present embodiment is in April, 2007, sets up the impaired Wetland ecological reparation demonstration sample ground of 200m * 250m in the test block of Shanghai City Chongming Dongtan birds Nature Reserve.Utilize above-mentioned cradling to regulate integrated technology, carried out the ecological engineering experiment of physics control exotic species Spartina alterniflora, obtained remarkable result with water level.Present embodiment is operated according to the concrete operations step of above-mentioned method fully, so each step of present embodiment is only enumerated crucial technical data.
In the first step, the area in described improvement district is 200m * 250m, and the cross section in described cofferdam is trapezoidal, this trapezoidal upper base, goes to the bottom and height is respectively 2m, 4m and 1m.In second step, described local species are reeds.
Present embodiment (less than 6 months) in a growth season has thoroughly been eradicated the spartina alterniflora loisel who administers in the district, has kept the distribution of local species reed simultaneously, and its improvement cycle significantly is shorter than other existing improvement spartina alterniflora loisels' method.Calculate by demonstration sample ground, the treatment cost of using this technology is 4000 yuan on every mu of ground, administers as large tracts of land, and its cost can further reduce, and is significantly less than other existing improvement spartina alterniflora loisels' method.Application of the present invention and popularization can obtain bigger ecological benefits, economic benefit and social benefit.
Technical scheme of the present invention is further characterized in that the area in described improvement district is 200m * 250m, and the cross section in described cofferdam is trapezoidal, this trapezoidal upper base, goes to the bottom and height is respectively 2m, 4m and 1m.
Claims (4)
1. one kind cradles the method for regulating integrated technology improvement invasive species spartina alterniflora loisel with water level, it is characterized in that the concrete operations step:
The first step is built the cofferdam
Administer the district the spartina alterniflora loisel and offward utilize machinery or manually fetch earth on the spot and build the cofferdam, simultaneously, build the retaining irrigation canals and ditches in the outside, cofferdam;
Second step cradled the spartina alterniflora loisel
At annual mid-July of spartina alterniflora loisel's blooming stage of growing, cradle spartina alterniflora loisel's acrial part of administering in the district together, keep the local species of administering in the district and also carry out the population maintenance;
The 3rd step water filling in the cofferdam
After cradling the spartina alterniflora loisel, water filling in the cofferdam is flooded and is administered the district;
The 4th step water level is regulated
According to the moisturizing in the cofferdam in time of water level situation, water level is between 30cm～50cm;
The 5th step result
Extremely then October, the thorough elimination administered the interior spartina alterniflora loisel in district, and the local species in the improvement district then growth are normally multiplied.
2. a kind of cradling with water level according to claim 1 regulated the method that integrated technology is administered the invasive species spartina alterniflora loisel, it is characterized in that, the area in described improvement district is 200m * 250m, and the cross section in described cofferdam is trapezoidal, this trapezoidal upper base, goes to the bottom and height is respectively 2m, 4m and 1m.
3. a kind of cradling with water level according to claim 1 regulated the method that integrated technology is administered the invasive species spartina alterniflora loisel, it is characterized in that described local species are reeds.
4. a kind of cradling with water level according to claim 1 regulated the method that integrated technology is administered the invasive species spartina alterniflora loisel, it is characterized in that, the area in described improvement district is 200m * 250m, the cross section in described cofferdam is trapezoidal, this trapezoidal upper base, go to the bottom and height is respectively 2m, 4m and 1m, described local species are reeds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101721163A CN101176442A (en) | 2007-12-12 | 2007-12-12 | Method for governing invasive species flower rice grass using a technique integrated by mow and regulation of level |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2007101721163A CN101176442A (en) | 2007-12-12 | 2007-12-12 | Method for governing invasive species flower rice grass using a technique integrated by mow and regulation of level |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102217481A (en) * | 2011-05-12 | 2011-10-19 | 集美大学 | Method for physically preventing and controlling coastal wetland by using spartina alterniflora |
| CN102511505A (en) * | 2011-12-08 | 2012-06-27 | 厦门大学 | Inhibitor for Spartina alterniflora and preparation method thereof |
| CN103004428A (en) * | 2012-12-17 | 2013-04-03 | 华东师范大学 | Method for removing invasive alien plants from reed communities |
| CN103583179A (en) * | 2013-10-16 | 2014-02-19 | 集美大学 | Method for managing spartina alterniflora |
| CN103749423A (en) * | 2014-01-02 | 2014-04-30 | 中国环境科学研究院 | Spartina alterniflora physical treatment and sand beach recovering method |
| CN103749424A (en) * | 2014-01-02 | 2014-04-30 | 中国环境科学研究院 | Sand beach cofferdam water logging spartina alterniflora control method |
| CN105230412A (en) * | 2015-11-13 | 2016-01-13 | 中国科学院华南植物园 | Biological-physical control method for spartina alterniflora |
| CN106304940A (en) * | 2016-11-01 | 2017-01-11 | 上海园林（集团）有限公司 | Crawler mowing machine for treating tidal flat smooth cordgrass and treating method of crawler mowing machine |
| CN108230631A (en) * | 2017-12-29 | 2018-06-29 | 南京林业大学 | The external aquatic plant species detection in lake and intrusion Warning System |
| CN110268892A (en) * | 2019-06-28 | 2019-09-24 | 中国科学院烟台海岸带研究所 | A kind of terrace-type encloses the method flooded plus cradle comprehensive treatment Spartina alterniflora |
| CN111328493A (en) * | 2020-04-27 | 2020-06-26 | 广东湛江红树林国家级自然保护区管理局 | Method for removing spartina alterniflora |
| CN111642334A (en) * | 2020-05-21 | 2020-09-11 | 中国科学院海洋研究所 | Control method of intertidal zone invasive plant |
| CN111699930A (en) * | 2020-07-15 | 2020-09-25 | 华东师范大学 | Method for treating spartina alterniflora and recovering reeds |
| CN113712018A (en) * | 2021-09-16 | 2021-11-30 | 江苏盐城国家级珍禽自然保护区管理处 | Comprehensive method for treating spartina alterniflora by flooding with fresh water |
-
2007
- 2007-12-12 CN CNA2007101721163A patent/CN101176442A/en active Pending
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102217481B (en) * | 2011-05-12 | 2012-09-05 | 集美大学 | Method for biologically and physically preventing and controlling coastal wetland by using spartina alterniflora |
| CN102217481A (en) * | 2011-05-12 | 2011-10-19 | 集美大学 | Method for physically preventing and controlling coastal wetland by using spartina alterniflora |
| CN102511505B (en) * | 2011-12-08 | 2014-05-07 | 厦门大学 | Inhibitor for Spartina alterniflora and preparation method thereof |
| CN102511505A (en) * | 2011-12-08 | 2012-06-27 | 厦门大学 | Inhibitor for Spartina alterniflora and preparation method thereof |
| CN103004428A (en) * | 2012-12-17 | 2013-04-03 | 华东师范大学 | Method for removing invasive alien plants from reed communities |
| CN103583179A (en) * | 2013-10-16 | 2014-02-19 | 集美大学 | Method for managing spartina alterniflora |
| CN103749423B (en) * | 2014-01-02 | 2017-02-08 | 中国环境科学研究院 | Spartina alterniflora physical treatment and sand beach recovering method |
| CN103749424A (en) * | 2014-01-02 | 2014-04-30 | 中国环境科学研究院 | Sand beach cofferdam water logging spartina alterniflora control method |
| CN103749423A (en) * | 2014-01-02 | 2014-04-30 | 中国环境科学研究院 | Spartina alterniflora physical treatment and sand beach recovering method |
| CN105230412A (en) * | 2015-11-13 | 2016-01-13 | 中国科学院华南植物园 | Biological-physical control method for spartina alterniflora |
| CN105230412B (en) * | 2015-11-13 | 2018-07-27 | 中国科学院华南植物园 | A kind of Spartina alterniflora's biology-physical control method |
| CN106304940A (en) * | 2016-11-01 | 2017-01-11 | 上海园林（集团）有限公司 | Crawler mowing machine for treating tidal flat smooth cordgrass and treating method of crawler mowing machine |
| CN108230631A (en) * | 2017-12-29 | 2018-06-29 | 南京林业大学 | The external aquatic plant species detection in lake and intrusion Warning System |
| CN110268892A (en) * | 2019-06-28 | 2019-09-24 | 中国科学院烟台海岸带研究所 | A kind of terrace-type encloses the method flooded plus cradle comprehensive treatment Spartina alterniflora |
| CN110268892B (en) * | 2019-06-28 | 2021-10-29 | 中国科学院烟台海岸带研究所 | Method for comprehensively treating spartina alterniflora by terrace type surrounding flooding and mowing |
| CN111328493A (en) * | 2020-04-27 | 2020-06-26 | 广东湛江红树林国家级自然保护区管理局 | Method for removing spartina alterniflora |
| CN111642334A (en) * | 2020-05-21 | 2020-09-11 | 中国科学院海洋研究所 | Control method of intertidal zone invasive plant |
| CN111642334B (en) * | 2020-05-21 | 2022-08-09 | 中国科学院海洋研究所 | Control method of intertidal zone invasive plant |
| CN111699930A (en) * | 2020-07-15 | 2020-09-25 | 华东师范大学 | Method for treating spartina alterniflora and recovering reeds |
| CN113712018A (en) * | 2021-09-16 | 2021-11-30 | 江苏盐城国家级珍禽自然保护区管理处 | Comprehensive method for treating spartina alterniflora by flooding with fresh water |
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