Biology, Ecology and Management of Aquatic Plants
Biology, Ecology and Management of Aquatic Plants

Author: Joseph Caffrey

Publisher: Springer Science & Business Media

Published: 2013-04-17

Total Pages: 321

ISBN-13: 940170922X

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There is a growing need for appropriate management of aquatic plants in rivers and canals, lakes and reservoirs, and drainage channels and urban waterways. This management must be based on a sound knowledge of the ecology of freshwater plants, their distribution and the different forms of control available including chemical and physical, and biological and biomanipulation. This series of papers from over 20 different countries was generated from the tenth in the highly successful series of European Weed Research Society symposia on aquatic plant management, this being the tenth. It provides a valuable insight into the complexities involved in managing aquatic systems, discusses state-of-the-art control techniques and deals with patterns of regrowth and recovery post-management. Careful consideration is given to the use of chemicals, a practice which has come under scrutiny in recent years. Underpinning the development of such control techniques is a growing body of knowledge relating to the biology and ecology of water plants. The authorship of the papers represents the collective wisdom of leading scientists and experts from fisheries agencies, river authorities, nature conservation agencies, the agrochemical industry and both governmental and non-governmental organisations.

The River Scene
The River Scene

Author: S. M. Haslam

Publisher: Cambridge University Press

Published: 1997-04-13

Total Pages: 366

ISBN-13: 9780521574105

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Practical overview of river ecology looking at natural and cultural environment.

The Rivers Handbook
The Rivers Handbook

Author: Peter P. Calow

Publisher: John Wiley & Sons

Published: 2009-07-08

Total Pages: 536

ISBN-13: 144431386X

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Fast changing legislation and increasing environmental awarenesswithin the non-scientific community demands that the modernapproach to the management of rivers and water resources should bebased on a sound understanding and application of the scientificand ecological principles that underlie freshwater processes. Intwo volumes, The Rivers Handbook offers an expert andexhaustive insight into the principles, methods and tools of modernriver management - always within an integrated and environmentallyacceptable framework. This second volume develops the principlesand philosophies expounded in the first volume into the managementsphere, organizing the approach around problems, diagnosis andtreatment. A fully comprehensive reference to sound methods of modernriver management. The ideal information resource for all river managers.

Management and Ecology of Freshwater Plants
Management and Ecology of Freshwater Plants

Author: Joseph Caffrey

Publisher: Springer Science & Business Media

Published: 2012-12-06

Total Pages: 338

ISBN-13: 9401157820

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There is a growing need for appropriate management of aquatic plants in rivers and canals, lakes and reservoirs, and drainage channels and urban waterways. This management must be based on a sound knowledge of the ecology of freshwater plants, their distribution and the different forms of control available including chemical, physical, biological and biomanipulation. This series of papers from over 20 different countries was generated from the highly successful European Weed Research Society symposia on aquatic plant management, this being the ninth. The contributions provide a valuable insight into the complexities involved in managing aquatic systems, discuss state-of-the-art control techniques such as biomanipulation using fish and waterfowl and the use of straw, and deal with patterns of regrowth and recovery post-management. Careful consideration is given to the use of chemicals, a practice which has come under scrutiny in recent years. Underpinning the development of such control techniques is a growing body of knowledge relating to the biology and ecology of water plants, including growth responses under different trophic conditions, the impact of pollution, and aspects of photosynthesis. The authorship of the papers represents the collective wisdom of leading scientists and experts from fisheries agencies, river authorities, nature conservation agencies, the agrochemical industry and both governmental and non-governmental organisations.

Hydrology in a Changing Environment, Volume I
Hydrology in a Changing Environment, Volume I

Author: British Hydrological Society. International Conference

Publisher:

Published: 1998-10-21

Total Pages: 624

ISBN-13:

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Dieses historische Buch kann zahlreiche Tippfehler und fehlende Textpassagen aufweisen. Kaufer konnen in der Regel eine kostenlose eingescannte Kopie des originalen Buches vom Verleger herunterladen (ohne Tippfehler). Ohne Indizes. Nicht dargestellt. 1901 edition. Auszug: ...Des Marais and de Noailles took part, as well as Bossuet, in the struggle; indeed St Simon awards to the former the chief honours of the war: he was the rock against which Fenelon always dashed in vain.2 And even gentle, embarrassed de Noailles has lately found an admirer in M. Crousle--perhaps because Fenelon thought his pastoral more full of poison than even the utterances of Bossuet.3 There were many reasons for Bossuets wrath. Like his friends at Versailles, he thought mysticism rare and not very necessary; it should not be paraded in the streets, but be kept carefully hidden from the eyes of a world that would neither value nor understand it. He had little of the mystical temper himself; his magnificent imagination fastened only on hard realities, seeing far deeper into these than other men, but never travelling beyond them. He was no master in that vague cloud-land of Fenelons, where one chance word could stir whole tumults of emotion, set loose 1 Wks., ii. pp. 283 and ff. The Friend was Beauvilliers. 3 i. p. 416. The Pastoral, out of a helpless desire to spare Fenelons feelings, avoids mentioning him specially, and attacks Disinterestedness under the general head of Quietism, thus classing Fenelon with Molinos. Bossuet on the other hand, attacks the Maxims openly, but distinguishes between Quietism proper and the "Semi-Quietism " of the Maxims. See Fen. Wks., ii. pp. 463 and ff. whole trains of echoing fancy; his words were keen to hold the hearer tightly gripped, spell-bound before the majesty of fact. We must go to Parma and the Sistine Chapel for our parallel; if Fenelon was a Correggio in religion, Bossuet was its Michelangelo. Yet the painter of the Last Judgment stood...

Fundamentals Of Aquatic Toxicology
Fundamentals Of Aquatic Toxicology

Author: Gary M. Rand

Publisher: CRC Press

Published: 2020-08-06

Total Pages: 1152

ISBN-13: 100016294X

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This text is divided into three parts. The first part describes basic toxicological concepts and methodologies used in aquatic toxicity testing, including the philosophies underlying testing strategies now required to meet and support regulatory standards. The second part of the book discusses various factors that affect transport, transformation, ultimate distribution, and accumulation of chemicals in the aquatic environment, along with the use of modelling to predict fate.; The final section of the book reviews types of effects or endpoints evaluated in field studies and the use of structure-activity relationships in aquatic toxicology to predict biological activity and physio-chemical properties of a chemical. This section also contains an extensive background of environmental legislation in the USA and within the European Community, and an introduction to hazard/risk assessment with case studies.