Results 21 to 30 of about 9,498 (219)

Chemical thinning in blue spruce (Picea pungens Engelm.) stands and its effects on cambioxylophagous fauna

open access: yesJournal of Forest Science, 2010
Chemical thinning was applied in blue spruce (Picea pungens Engelm.) stands by the application of Roundup Klasik and Garlon 4 EC. The thinning efficacy of Garlon 4 EC was negligible, while that of Roundup Klasik reached nearly 100% when the full strength
M. Pop, E. Kula, P. Maňas, R. Kajfosz
doaj   +1 more source

Disruptant Effects of 4-Allylanisole and Verbenone on \u3ci\u3eTomicus Piniperda\u3c/i\u3e (Coleoptera: Scolytidae) Response to Baited Traps and Logs [PDF]

open access: yes, 2018
We assessed the inhibitory effects of the host compound 4-allylanisole (release rates = 1 and 2 mg/d in 1994, and 1 and 10 mg/d in 2001) on the response of the pine shoot beetle, Tomicus piniperda (L.), adults to funnel traps baited with the attractant ...
Haack, Robert A   +3 more
core   +2 more sources

Plants of an Eucalyptus clone damaged by Scolytidae and Platypodidae (Coleoptera) Plantas de Eucalyptus atacadas por Scolytidae e Platypodidae (Coleoptera)

open access: yesPesquisa Agropecuária Brasileira, 2005
Species of Scolytidae and Platypodidae were evaluated in a plantation using a clone of Eucalyptus grandis x Eucalyptus urophylla in the State of Minas Gerais, Brazil.
José Cola Zanuncio   +5 more
doaj   +1 more source

Commodity risk assessment of Juglans regia plants from Turkey

open access: yesEFSA Journal, Volume 19, Issue 6, June 2021., 2021
Abstract The European Commission requested the EFSA Panel on Plant Health to prepare and deliver risk assessments for commodities listed in Commission Implementing Regulation (EU) 2018/2019 as ‘High risk plants, plant products and other objects’. This Scientific Opinion covers the plant health risks posed by 2‐year‐old grafted bare rooted plants for ...
EFSA Panel on Plant Health (PLH)   +27 more
wiley   +1 more source

Buprestidae, Cerambycidae, and Scolytidae Associated with Successive Stages of \u3ci\u3eAgrilus Bilineatus\u3c/i\u3e (Coleoptera: Buprestidae) Infestation of Oaks in Wisconsin [PDF]

open access: yes, 2017
The species of Buprestidae, Cerambycidae, and Scolytidae found in association with Agrilus bilineatus (Weber) in declining oaks, Quercus spp., in Wisconsin, were Chrysobothris femorata (Olivier) and Dicerca sp.
Benjamin, Daniel M   +2 more
core   +2 more sources

Phylogeography of the Eurasian pine shoot beetle Tomicus piniperda (Coleoptera: Scolytidae)

open access: yesEuropean Journal of Entomology, 2004
Tomicus piniperda is a pest in pine stands in Eurasia and is also found in the USA, where it has caused a decline in the abundance of pine since 1992.
Sarah RITZEROW   +2 more
doaj   +1 more source

Tendências populacionais da Fauna de Coleópteros do solo sob floresta de terra firme na Amazônia [PDF]

open access: yesActa Amazonica, 1978
Resumo A fauna do solo e serapilheira na Reserva Florestal Ducke, perto de Manaus, foi estudada através de amostras semanais durante um período de 19 semanas desde setembro até janeiro.
Norman D. Penny   +2 more
doaj   +1 more source

\u3ci\u3eTomicus Piniperda\u3c/i\u3e (Coleoptera: Scolytidae) Reproduction and Behavior on Scotch Pine Christmas Trees Taken Indoors [PDF]

open access: yes, 2017
Tomicus piniperda, the pine shoot beetle, is an exotic insect that was first found in North America in 1992. A federal quarantine currently restricts movement of pine products, including Christmas trees, from infested to uninfested counties. We conducted
Haack, Robert A, Lawrence, Robert K
core   +2 more sources

Phylogenetic relationships between the European and Asian eight spined larch bark beetle populations (Coleoptera, Scolytidae) inferred from DNA sequences and fungal associates

open access: yesEuropean Journal of Entomology, 2001
The eight spined larch bark beetles infest various species of Larix in Europe and Asia. Ips cembrae is the only Ips species with larch as its main host. Ips subelongatus, Ips fallax, Ips shinanonensis and Ips cembrae var.
Christian STAUFFER   +4 more
doaj   +1 more source

Annotated Bibliography of the Ambrosia Beetle \u3ci\u3eXylosandrus Germanus\u3c/i\u3e (Coleoptera: Scolytidae) [PDF]

open access: yes, 2017
(excerpt) Xylosandrus germanus (Blandford) (= Xyleborus germanus) is an ambrosia beetle that is found in Japan, Korea, the KurU Islands, Vietnam, China, Taiwan, central Europe, and the Cnited States (Nobuchi 1981).
McPherson, J. E, Weber, B. C
core   +2 more sources

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