CN104761060B - A kind of algae type, Hyper-eutrophic Water Ecological Recovery method - Google Patents
A kind of algae type, Hyper-eutrophic Water Ecological Recovery method Download PDFInfo
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- CN104761060B CN104761060B CN201510177110.XA CN201510177110A CN104761060B CN 104761060 B CN104761060 B CN 104761060B CN 201510177110 A CN201510177110 A CN 201510177110A CN 104761060 B CN104761060 B CN 104761060B
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention provides a kind of algae type, Hyper-eutrophic Water Ecological Recovery method, it can solve the problem that existing Water Ecological Recovery method repairing effect is undesirable.It is characterized in that: in lake waters to be repaired, in a row plant water chestnut, periodic detection lake water transparency, planting submerged plant is being planted described in adjacent two rows between water chestnut when submerged plant is smoothed out photosynthesis requirement when lake water transparency disclosure satisfy that, and control water chestnut and the plantation coverage rate of submerged plant according to lake water transparency, the plantation coverage rate of water chestnut reduces along with the raising of lake water transparency, and the plantation coverage rate of submerged plant improves along with the raising of lake water transparency.
Description
Technical field
The present invention relates to environmental protection technical field, especially relate to Water Environment In Lakes resist technology field, be specially a kind of algae type, Hyper-eutrophic Water Ecological Recovery method.
Background technology
Plant-type lake and algae type lake are the different phases during Succession of Five Lakes, plant-type lake is the lake that ecological environment is not destroyed, in its water body, growth has a large amount of aquatic vascular plant, when lake can be caused aquatic vascular plant considerable damage in lake by artificial destruction, water quality overfertilization makes planktonic algae amount reproduction in lake simultaneously, cause plant-type lake waters eutrophication gradually algae type, algae type lake is destroyed due to aquatic vascular plant, planktonic algae amount reproduction causes water body muddy, also make lakebed lack protective layer simultaneously, stormy waves is more easy to roll bed mud makes water body more muddy, thus form the vicious circle of Ecology.In order to improve the water ecological environment of algae type, eutrophic lake, occur in that the mode planting planting submerged plant in lake is to recover lakebed vegetation at present, but owing to water body in lake muddiness causes sunlight cannot penetrate the bottom, so that the submerged plant of plantation cannot be carried out sufficient photosynthesis, thus repairing effect is undesirable.
Summary of the invention
For the problems referred to above, the invention provides a kind of algae type, Hyper-eutrophic Water Ecological Recovery method, it can solve the problem that existing Water Ecological Recovery method repairing effect is undesirable.
A kind of algae type, Hyper-eutrophic Water Ecological Recovery method, it is characterized in that: in lake waters to be repaired, in a row plant water chestnut, periodic detection lake water transparency, planting submerged plant is being planted described in adjacent two rows between water chestnut when submerged plant is smoothed out photosynthesis requirement when lake water transparency disclosure satisfy that, and control described water chestnut and the plantation coverage rate of submerged plant according to described lake water transparency, the plantation coverage rate of described water chestnut reduces along with the raising of described lake water transparency, and the plantation coverage rate of described submerged plant increases along with the raising of described lake water transparency.
It is further characterized by
When described lake water transparency is less than 50cm, it is 80% that the plantation coverage rate of described water chestnut controls, and the plantation coverage rate of described submerged plant is 0；
When described lake water transparency reaches 70cm, it is 60% that the plantation coverage rate of described water chestnut controls, and it is 5% that the plantation coverage rate of described submerged plant controls；
When described lake water transparency reaches 80cm, it is 40% that the plantation coverage rate of described water chestnut controls, and it is 8% that the plantation coverage rate of described submerged plant controls；
When described lake water transparency reaches 100cm, it is 20%～30% that the plantation coverage rate of described water chestnut controls, and it is 15% that the plantation coverage rate of described submerged plant controls；
When lake water transparency sees the bottom, the plantation coverage rate of described water chestnut is 0, and it is more than 30% that the plantation coverage rate of described submerged plant controls；
Described submerged plant is preferably eel grass.
It is further characterised by:
Described lake waters to be repaired is provided with rack fence, and described water chestnut, submerged plant planting are in the waters that described rack fence encloses.
Having the beneficial effects that of the inventive method: it first passes through in a row plantation water chestnut and purifies lake water quality, owing to the stem of water chestnut can adsorb absorption water body recovery technology and nitrogen, phosphorus, thus can effectively suppress blue algae growth, and water chestnut root can absorb the nutriment of lakebed mud, there is fixing bed mud and reduce stormy waves agitation bed mud, reduce nutriment release and control the effect of " lake is general ", simultaneously, a large amount of microorganisms between water chestnut palpus have superpower catharsis from lakebed to Water surface stereo, it is thus possible to make the water body of muddiness become as clear as crystal, ensure that submerged plant can successfully carry out photosynthesis, for repairing whole lakebed submerged vegetation, recover whole aquatic ecosystem to build up a solid foundation；Disclosure satisfy that to lake water transparency and between adjacent two row water chestnuts, to plant planting submerged plant when lake water quality purifies again when submerged plant is smoothed out photosynthesis requirement, and control water chestnut and the plantation coverage rate of submerged plant according to lake water transparency, the plantation coverage rate of water chestnut reduces along with the raising of lake water transparency, simultaneously the plantation coverage rate of submerged plant improve along with the raising of lake water transparency, thus recover lakebed submerged vegetation, rebuild Lake benthic ecology system；And the setting of rack fence, it is possible to the effect of the abatement end stormy waves that reaches effectively to dissipate, it is to avoid the water chestnut of plantation, submerged plant are rolled by stormy waves, thus ensure water chestnut, submerged plant reliable plantation so that it is guaranteed that water chestnut, the submerged plant Trusted recovery to water ecology.
Accompanying drawing explanation
Fig. 1 is that in the inventive method, water chestnut arranges schematic diagram with submerged plant in the plantation of lake waters to be repaired；
Fig. 2 is the vegetation schematic diagram in the water body after using the inventive method to repair lake ecological.
Detailed description of the invention
nullA kind of algae type、Hyper-eutrophic Water Ecological Recovery method，Rack fence 30 is set in lake waters to be repaired，Water chestnut is in a row planted in the waters that rack fence 30 encloses，And periodic detection lake water transparency，Owing to water chestnut root 15 is tied in lakebed bed mud，The leafing water surface，Water chestnut stem 16 can rise with water and progressively grow，Must be stretched upwards by root system and internode stem from the base stem of bed mud root system，Through water body until floating leaf one-tenth water chestnut dish 11，Water chestnut stem 16 length can reach 5 meters～7 meters and water chestnut stem often saves and all covers with water chestnut stem fibrous root 13，Thus each water chestnut stem 16 forms the fibrous root colony of stereo structure (see Fig. 2 in water，In Fig. 2,12 is water caltrop，14 is water chestnut coring，21 is submerged plant root system)，It is attached to substantial amounts of microorganism，Can effective adsorption of nitrogen、Phosphorus nutrition and other polluter，Thus play and purify water、Improve the effect of lake water transparency，Between adjacent two row water chestnuts 10, plant planting submerged plant 20(when lake water transparency disclosure satisfy that submerged plant is smoothed out photosynthesis requirement see Fig. 1)，Submerged plant can firmly take root and fix bed mud thus spread firm vegetation " greenery patches blanket " to lakebed，Effectively prevent and weaken high sea agitation bed mud and the muddy water that rises、Reduce the phenomenon of lake water clear bottom，And submerged plant can reduce body eutrophication、Effectively absorb bed mud nutrition、Slow down blue algae growth thus release disturbing of " lake is general " black smelly water，In addition submerged plant can also provide habitat and high-quality feed for aquatic animal in lake and zoobenthos、Reach to recover the effect of Lake benthic ecology environment；Water chestnut and the plantation coverage rate of submerged plant is controlled according to lake water transparency, the plantation coverage rate of water chestnut reduces along with the raising of lake water transparency, the plantation coverage rate of submerged plant increases along with the raising of lake water transparency, wherein submerged plant is preferably eel grass, when lake water transparency is less than 50cm, the plantation coverage rate controlling water chestnut is 80%, and the plantation coverage rate controlling eel grass is 0；When lake water transparency reaches 70cm, the plantation coverage rate controlling water chestnut is 60%, and the plantation coverage rate controlling eel grass is 5%；When lake water transparency reaches 80cm, the plantation coverage rate controlling water chestnut is 40%, and the plantation coverage rate controlling eel grass is 8%；When lake water transparency reaches 100cm, the plantation coverage rate controlling water chestnut is 20%～30%, and the plantation coverage rate controlling eel grass is 15%；When lake water transparency sees the bottom, the plantation coverage rate of water chestnut is 0, it is more than 30% that the plantation coverage rate of eel grass controls, until lakebed is paved with by submerged plant completely, thus realize submerged plant with point be linked to be line, line connect sheet of mode be stepped up plant coverage rate, with reach recover lakebed submerged vegetation purpose.
Claims (3)
1. an algae type, Hyper-eutrophic Water Ecological Recovery method, it is characterized in that: in lake waters to be repaired, in a row plant water chestnut, periodic detection lake water transparency, planting submerged plant is being planted described in adjacent two rows between water chestnut when submerged plant is smoothed out photosynthesis requirement when lake water transparency disclosure satisfy that, and control described water chestnut and the plantation coverage rate of submerged plant according to described lake water transparency, the plantation coverage rate of described water chestnut reduces along with the raising of described lake water transparency, and the plantation coverage rate of described submerged plant improves along with the raising of described lake water transparency；
When lake water transparency is less than 50cm, it is 80% that the plantation coverage rate of described water chestnut controls, and the plantation coverage rate of described submerged plant is 0；
When lake water transparency reaches 70cm, it is 60% that the plantation coverage rate of described water chestnut controls, and it is 5% that the plantation coverage rate of described submerged plant controls；
When lake water transparency reaches 80cm, it is 40% that the plantation coverage rate of described water chestnut controls, and it is 8% that the plantation coverage rate of described submerged plant controls；
When lake water transparency reaches 100cm, it is 20%～30% that the plantation coverage rate of described water chestnut controls, and it is 15% that the plantation coverage rate of described submerged plant controls；
When lake water transparency sees the bottom, the plantation coverage rate of described water chestnut is 0, and it is more than 30% that the plantation coverage rate of described submerged plant controls.
A kind of algae type, Hyper-eutrophic Water Ecological Recovery method the most according to claim 1, it is characterised in that: described submerged plant is preferably eel grass.
A kind of algae type, Hyper-eutrophic Water Ecological Recovery method the most according to claim 2, it is characterised in that: described lake waters to be repaired is provided with rack fence, and described water chestnut, submerged plant planting are in the waters that described rack fence encloses.
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| CN106277622A (en) * | 2016-08-31 | 2017-01-04 | 云南能投生态环境科技有限公司 | A kind of restorative procedure of body eutrophication |
| CN111747533A (en) * | 2020-07-15 | 2020-10-09 | 福建荣冠环境建设集团有限公司 | Algae type and eutrophic lake water ecological restoration method |
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| CN1530336A (en) * | 2003-03-17 | 2004-09-22 | 治 张 | Biological recovery of small eutrophic water body |
| CN101486512B (en) * | 2008-01-14 | 2011-12-07 | 江苏省滆湖渔业管理委员会办公室 | Ecological repair method for shallow water lake shore zone |
| US8133391B2 (en) * | 2008-05-17 | 2012-03-13 | Shanghai Taihe Water Environmental Technology Development Co., Ltd. | Method of ecological restoration of water bodies containing excess nutrient |
| CN101921020B (en) * | 2010-09-29 | 2012-04-18 | 无锡市本源水生态修复科技有限公司 | Method for restoring lake water ecology by utilizing natural ecological botanical system |
| CN102320691B (en) * | 2011-08-30 | 2014-06-18 | 中国科学院南京地理与湖泊研究所 | Method for restoring large water-body breeding-base aquatic vegetation |
| CN102487683B (en) * | 2011-11-29 | 2013-12-04 | 中国科学院南京地理与湖泊研究所 | Aquatic vegetation restoration and ecological preservation method for aquaculture slash/target water areas |
| CN103739077B (en) * | 2013-12-23 | 2016-06-01 | 深圳天澄科工水系统工程有限公司 | A kind of Multi-dimensional ecological system remediation method |
| CN104071900A (en) * | 2014-06-30 | 2014-10-01 | 复旦大学 | Ecological restoration method for large eutrophication algae type lake waterscape area |
| CN104310590A (en) * | 2014-10-22 | 2015-01-28 | 中国科学院南京地理与湖泊研究所 | Method for constructing lake submerged plant communities |
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