Titlebook: Ecological Restoration of Aquatic and Semi-Aquatic Ecosystems in the Netherlands (NW Europe); P. H. Nienhuis,R. D. Gulati Book 2002 Spring

vasculitis

A review of the past and present status of anadromous fish species in the Netherlands: is restockingefish and houting (., C. oxyrinchus), smelt ., allis and twaite shad (., A. fallax), sea trout (.) and salmon (.). All species are under threat or became extinct (e.g. sturgeon, allis shad). It is not possible to single out a specific factor for the decline or disappearance. A combination of factors

glisten

The state of the art of aquatic and semi-aquatic ecological restoration projects in the Netherlandsnd from the large rivers Rhine and Meuse. The country was ‘created by man’. The conversion of natural aquatic and terrestrial ecosystems into drained agricultural land was a major cultural operation over the past 1000 years. Roughly 55% of the country’s surface area is still agricultural land. Some

送秋波

https://doi.org/10.1007/978-94-017-1335-1Eutrophication; ecological principles; ecology; ecosystem; vegetation; wetland

消滅

978-90-481-6174-4Springer Science+Business Media Dordrecht 2002

對(duì)手

Gerontology

Cell Disruption and Fractionation,structure and functioning of wetlands, characteristic for the Netherlands. The present multi-author volume can be seen as a logical successor of the results of this symposium. The focus is now fully on the results of ecological restoration measures over the past 25 years. The main question to be ans

古老

Analytical Techniques of Celestial Mechanicsic information has been used to meet the goals. Indications for successes and failures of management measures taken so far, as well as dilemmas to cope with, are given. Up to now only small scale restoration projects have been executed, while large scale projects generally are not further then the t

神化怪物

Second Law of Engineering Thermodynamics,nomically feasible, and transformed into intensively exploited agricultural land. This resulted in the transformation of halophytic communities to glycophytic communities. Often as an alternative, a low levee, a summerdike was built, which greatly reduced the flooding frequency of the landward summe

改良

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