Results 11 to 20 of about 29,827 (190)

Aproceros leucopoda (Hymenoptera: Argidae): An East Asian pest of elms (Ulmus spp.) invading Europe

open access: yesEuropean Journal of Entomology, 2010
An invasive sawfly Aproceros leucopoda Takeuchi, 1939, which originates from East Asia, has colonized elms (Ulmus spp.) in Austria, Hungary, Poland, Romania, Slovakia and the Ukraine, at least since 2003.
Stephan M. BLANK   +10 more
doaj   +1 more source

\u3ci\u3eAnoplophora Glabripennis\u3c/i\u3e Within-Tree Distribution, Seasonal Development, and Host Suitability in China and Chicago [PDF]

open access: yes, 2018
Established populations of the Asian longhorned beetle, Anoplophora glabripennis (Motschulsky) (Coleoptera: Cerambycidae), were first reported in the United States in New York in 1996, Illinois in 1998, and New Jersey in 2002. A federal quarantine and an
Bauer, Leah S   +6 more
core   +2 more sources

Conserver la biodiversité intra-spécifique des arbres forestiers en France et en Europe

open access: yesSciences, Eaux & Territoires, 2010
À l'aide d'exemples issus de son expertise en matière d'ormes et de son expérience de Secrétaire de la commission « Ressources génétiques forestières », Éric Collin illustre les enjeux et méthodes de la conservation de la diversité génétique des arbres ...
E. COLLIN
doaj   +1 more source

Heavy metals content in the soil cover and woody plants of Krasnoyarsk [PDF]

open access: yesE3S Web of Conferences, 2023
The paper describes that in the soil and leaves of Populus balsamifera, Ulmus pumila on the studied zones of the city of Krasnoyarsk revealed: lead, cadmium, zinc, copper, cobalt, nickel, chromium.
Korotchenko Irina   +4 more
doaj   +1 more source

Description of the Larva of \u3ci\u3eDioedus Punctatus\u3c/i\u3e LeConte (Coleoptera: Tenebrionidae) [PDF]

open access: yes, 2017
Larvae of Dioedus punctatus LeConte have been collected from logs, probably Ulmus americana, in the red-rotten stage of decay and determined from reared adults.
Young, Daniel K
core   +2 more sources

Non-native populations of an invasive tree outperform their native conspecifics [PDF]

open access: yes, 2015
Introduced plants often face new environmental conditions in their non-native ranges. To become invasive, they need to overcome several biotic and abiotic filters that may trigger adaptive changes in life-history traits, like postgermination processes ...
Hartmann, Matthias   +6 more
core   +2 more sources

Annotated List of Indiana Scolytidae (Coleoptera) [PDF]

open access: yes, 2017
A list of 80 species of Indiana Scolytidae (bark and ambrosia beetles) is presented.
Deyrup, Mark
core   +2 more sources

Antifungal effect and reduction of Ulmus minor symptoms to Ophiostoma novo-ulmi by carvacrol and salicylic acid [PDF]

open access: yes, 2010
There are still no effective means to control Dutch elm disease (DED), caused by the vascular fungi Ophiostoma ulmi and O. novo-ulmi. Plant phenolics may provide a new strategy for DED control, given their known antifungal activity against pathogens and ...
García-Vallejo, María C.   +4 more
core   +1 more source

The occurrence of endophytic fungus Phomopsis oblonga on elms in the area of southern Bohemia

open access: yesJournal of Forest Science, 2006
The health condition of the population of elms in the region of southern Bohemiawas studied from the viewpoint of their decline, the occurrence of Dutch Elm Disease (DED) and the presence of other diseases.
M. Dvořák   +2 more
doaj   +1 more source

Changes in foliar nutrient content and resorption in Fraxinus excelsior L., Ulmus minor Mill. and Clematis vitalba L. after prevention of floods [PDF]

open access: yes, 1999
This paper focuses on the impact of flood on tree mineral nutrition through measurement of resorption (i.e. transfer of nutrients from leaves to perennial organs).
Sanchez-Pérez, José-Miguel   +3 more
core   +2 more sources

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