---------- Переадресованное сообщение ----------
От: "Rene Eschen" <[email protected]>
Дата: 28 сент. 2017 г. 6:27 ПП
Тема: New field guide for the identification of damage on woody sentinel
plants
Кому: "Rene Eschen" <[email protected]>
Копия:

Dear colleague,



As many of you will know, the number of emerging pests and diseases of
woody plants (i.e. species that have never previously been recorded outside
their native continent) is continuously increasing. Early warning of these
potential invaders before they arrive can be based on surveys of sentinel
plantings and nurseries, and of arboreta. However, such surveys will
necessarily face the presence of organisms and symptoms that have never
been observed before by the surveyors.



To facilitate the identification of the most likely causal agents of damage
to woody plants in situations where the exact identity of such agents is
unknown, *a field guide for the identification of damage on woody sentinel
plants has now been published*. The book is now available as a free
open-access e-book under the following link. No hard copies of the book
will be sold. http://www.cabi.org/cabebooks/ebook/20173265430



This guide is intended as an aid for managers of sentinel plantings,
botanical gardens or arboreta, as well as phytosanitary inspectors, who may
have knowledge of common pests and diseases of woody plants, but may not
know the likely cause of damage that they have not encountered before. It
aims to provide a tentative identification of relatively broad groups of
organisms and not definitive identification of the causal agents.



There are chapters that explain how to use the guide, followed by keys (for
different organs of conifer and broadleaf species) to guide the user to the
relevant sections of the book, based on the questions entomologists and
pathologists ask themselves when looking at a damaged or diseased tree in a
fashion similar to how a doctor interrogates a patient to arrive at a
diagnosis. The largest part of the book is devoted to the description and
illustration of damage types and typical causes of the observed damage.



The book is an output of COST Action FP1401 - A global network of nurseries
as early warning system against alien tree pests – “Global Warning” (
www.ibles.pl/cost).



Regards,



René.



*Dr René Eschen*

Senior Scientist – Risk Analysis and Invasion Ecology

CABI

Rue des Grillons 1

CH-2800 Delémont

Switzerland



Telephone: +41 (0)32 421 4887 <+41%2032%20421%2048%2087>

Fax: +41 (0)32 421 4871 <+41%2032%20421%2048%2071>

Email: [email protected]

Visit us at www.cabi.org or http://www.cabi.org/about-
cabi/cabi-centres/switzerland/



Have a look at the *Woody Weeds* website: www.woodyweeds.org





*CABI improves people's lives worldwide by providing information and
applying scientific expertise to solve problems in agriculture and the
environment*



P Think Green - don't print this email unless you really need to

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