Results 41 to 50 of about 128,379 (343)

Quercus Hernández - Hacia un científico digital

open access: yes, 2020
Póster presentado en la IX Jornada de Jóvenes Investigadores del ...
Hernández, Quercus
core   +1 more source

A systematic study of the wood anatomy of some species of the Fagaceae family with an ecological interpretation [PDF]

open access: yesرستنی‌ها, 2020
Different species of the Fagaceae family are the principal components of the broad-leaved forests in North of Iran. Because of the large size of trees and their commercial value of the wood, they are considered to be economically important for use as ...
Zohreh Karimi
doaj   +1 more source

Estimating Olive Tree Density in Delimited Areas Using Sentinel-2 Images

open access: yesRemote Sensing
The objective of this study is to develop a method for estimating the density of olive trees in delimited plots using low-resolution images from the Sentinel-2 satellite.
Adolfo Lozano-Tello   +3 more
doaj   +1 more source

Physiological responses of Pedunculate oak (Quercus robur L.) to Corythucha arcuata (Say, 1832) attack [PDF]

open access: yesArchives of Biological Sciences, 2019
The spread and occurrence of the oak lace bug Corythucha arcuata out of its natural distribution area across European and Asian countries has been reported during the past decades.
Nikolić Nataša   +6 more
doaj   +1 more source

Physical, mechanical, and decay resistance properties of heat-treated wood by Besson® process of three European hardwood species

open access: yesBiotechnologie, Agronomie, Société et Environnement, 2021
Description of the subject. In Europe, the heat treatment of native wood species is gradually becoming an industrial reality. It provides a promising alternative to both the use of naturally durable, essentially tropical woods and the use of chemical ...
Maxime Ninane   +3 more
doaj   +1 more source

Diversidad del género Quercus (Fagaceae) en México

open access: yes, 2017
This study presents a preliminary list of 161 species from the genus Quercus, all native to Mexico. These species belong to three sections: section Lobatae (red oaks, 76 species), Quercus (white oaks, 81 species), and Protobalanus (intermediate oaks, 4 ...
A. Valencia
semanticscholar   +1 more source

The taxonomic status of the Mexican oak Quercus undata (Fagaceae, Quercus, Section Quercus) El estatus taxonómico del encino mexicano Quercus undata (Fagaceae, Quercus, Sección Quercus)

open access: yesRevista Mexicana de Biodiversidad, 2011
Quercus undata Trel. (Fagaceae, Quercus, Section Quercus) has a complex taxonomic and nomenclatural history. Intensive sampling of oaks at the type locality of Q. undata Trel. in Durango, Mexico and evaluation of herbarium specimens and plants in the field indicate that Q. undata represents variation in Quercus chihuahuensis Trel.
Jeffrey R. Bacon   +3 more
openaire   +2 more sources

Species Identification of Oaks (Quercus L., Fagaceae) from Gene to Genome

open access: yesInternational Journal of Molecular Sciences, 2019
Species identification of oaks (Quercus) is always a challenge because many species exhibit variable phenotypes that overlap with other species. Oaks are notorious for interspecific hybridization and introgression, and complex speciation patterns ...
Xin-Bo Pang   +9 more
semanticscholar   +1 more source

Loranthus europaeus (Loranthaceae) in Ukraine: an overview of distribution patterns and hosts

open access: yesUkrainian Botanical Journal, 2019
Updated information on geographic distribution patterns and hosts of Loranthus europaeus in Ukraine is presented as a list of known localities and a schematic map based on data of field observations, herbarium collections, and literature sources.
Krasylenko Yu.A.   +2 more
doaj   +1 more source

Adaptive and plastic responses of Quercus petraea populations to climate across Europe

open access: yesGlobal Change Biology, 2017
How temperate forests will respond to climate change is uncertain; projections range from severe decline to increased growth. We conducted field tests of sessile oak (Quercus petraea), a widespread keystone European forest tree species, including more ...
C. Sáenz-Romero   +17 more
semanticscholar   +1 more source

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