Results 21 to 30 of about 627 (154)

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

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

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

An improved lure for trapping the bark beetle Dendroctonus armandi (Coleoptera: Scolytinae)

open access: yesEuropean Journal of Entomology, 2012
The pine bark beetle, Dendroctonus armandi, is a native pest restricted to forests in the Qinling Mountains in China. There was an outbreak of this species there that affected over 0.36 million hectares of pine forest.
Shou-An XIE, Shu-Jie LV
doaj   +1 more source

Preferência de vôo de nove espécies da família scolytidae (Insecta: Coleoptera) na Amazônia Central1 [PDF]

open access: yesActa Amazonica, 2001
Neste trabalho foi avaliada a preferência por altura de vôo de nove espécies da família Scolytidae, capturadas com armadilhas Escolitídeo/Curitiba e Marques/Carrano/Abreu, instaladas a 1; 3; 5; 7,5 e 10m de altura na Reserva Florestal Adolpho Ducke, no ...
Raimunda Liége Souza de ABREU   +3 more
doaj   +1 more source

Potential forest pest beetles conveyed to Finland on timber imported from the Soviet Union.

open access: yesSilva Fennica, 1990
Coniferous timber imported by rail from the Soviet Union in Finland was studied for the presence of potential forest and timber pest beetles. Systematic samples of fourteen lots of pine pulpwood were examined.
Siitonen, Juha
doaj   +1 more source

SURVEY OF SCOLYTIDAE (COLEOPTERA) IN PLANTATIONS OF Eucalyptus spp. IN CUIABÁ, STATE OF MATO GROSSO, BRAZIL

open access: yesCiência Florestal, 2010
A survey of Scolytidae population of species of Scolytidae family was made in plantations of Eucalyptus camaldulensis Dehnh, Eucalyptus citriodora Hook. f., Eucalyptus pellita F. Muell. and Eucalyptus urophylla S.T.
Fabiano de C. Balieiro   +4 more
doaj   +1 more source

ESTUDO DA OCORRÊNCIA DE SCOLYTIDAE E PLATYPODIDAE EM MADEIRAS DA AMAZÔNIA [PDF]

open access: yesActa Amazonica, 1992
Estudos sobre a ocorrência das famílias Scolytidae e Platypodidae (Insecta: Co-leoptera) em madeiras verdes são escassos na região amazônica. Estes besouros, apesar de se alimentarem de fungos manchadores, danificam a madeira, construindo galerias para o
Raimunda Liége Souza de Abreu
doaj   +1 more source

Black Twig Borer, Xylosandrus compactus (Eichhoff) (Insecta: Coleoptera: Scolytidae)

open access: yesEDIS, 2023
The black twig borer, Xylosandrus compactus (Eichhoff), is one of the few ambrosia beetles that infests healthy plants. In Florida, orchids (Dendrobium spp. and Cattleya spp.), and avocado (Persea americana Mill.) have sustained notable economic losses (
Wayne N. Dixon   +2 more
doaj   +3 more sources

Insektenfraßspuren in letztinterglazialen Hölzern aus den Sanden und Kiesen der nördlichen Oberrheinebene [PDF]

open access: yesEiszeitalter und Gegenwart, 1984
Aus den jungpleistozänen Schottern der Oberrheinebene werden Hölzer des letzten Interglazials beschrieben, die von Holzinsekten befallen sind. An Hölzern von Picea vel Larix (3x), Abies alba (2x), Ulmus sp.
R. Klinger, W. Von Koenigswald, A. Kreuz
doaj   +1 more source

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