Results 31 to 40 of about 13,786 (207)

Population structure of Geosmithia morbida, the causal agent of thousand cankers disease of walnut trees in the United States. [PDF]

open access: yesPLoS ONE, 2014
The ascomycete Geosmithia morbida and the walnut twig beetle Pityophthorus juglandis are associated with thousand cankers disease of Juglans (walnut) and Pterocarya (wingnut).
Marcelo M Zerillo   +10 more
doaj   +1 more source

Distribution et détection du Sirococcus clavigignenti-juglandacearum au Québec [PDF]

open access: yes, 1996
La maladie du chancre du noyer cendré, causée par le Sirococcus clavigignenti-juglandacearum, affecte principalement le noyer cendré, Juglans cinerea, bien que le noyer noir, Juglans nigra, et les noyers hybrides puissent en être atteints. La maladie est
Innes, L., Rainville, A.
core   +1 more source

Genomic Variation Among and Within Six Juglans Species

open access: yesG3: Genes, Genomes, Genetics, 2018
Genomic analysis in Juglans (walnuts) is expected to transform the breeding and agricultural production of both nuts and lumber. To that end, we report here the determination of reference sequences for six additional relatives of Juglans regia: Juglans ...
Kristian A. Stevens   +13 more
doaj   +1 more source

Effects of flood duration on seedling survival and growth of potential replacement species in black ash (Fraxinus nigra Marshall) forests threatened by emerald ash borer

open access: yesTrees, Forests and People, 2023
Within black ash (Fraxinus nigra Marshall) wetlands, black ash acts as a foundational species, resulting in high vulnerability to the invasive emerald ash borer (EAB) (Agrilus planipennis Fairmaire) (Coleoptera: Buprestidae).
Gwendolen J. Keller   +4 more
doaj   +1 more source

Optimization of ultrasound-assisted extraction of total polyphenolic compounds from Juglans nigra L. leaves [PDF]

open access: yesJournal of the Serbian Chemical Society, 2018
The ultrasound-assisted extraction of Juglans nigra L. leaves was optimized with respect to total phenolic content (TP) of the extracts by varying the concentration of aqueous ethanol solution (E) and different solvent-to-solid ratio (S).
Gavrilović Marijana   +5 more
doaj   +1 more source

Modelling of the Distribution of European Mistletoe (Viscum album) with Dependence on Local Factors in the Castle Park in Lednice

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2015
The European mistletoe (Viscum album) infection intensity and frequency of their host taxa individuals was monitored within the sections of the Castle Park in Lednice during the last four years.
Tivadar Baltazár   +2 more
doaj   +1 more source

Experimental examination of trees mechanical stability under soilborne vibrations

open access: yesІнтродукція Рослин, 2011
The trees stability under transport traffic vibrations is discussed in the paper. It is studying the vibration damping on the stem of several species.
M.V. Netsvetov
doaj   +1 more source

Genetic Variation Among 54 Eastern Black Walnut Cultivars for Phenological and Morphological Traits

open access: yesJournal of the American Society for Horticultural Science, 2022
Eastern black walnut (Juglans nigra) is a large tree endemic to the eastern United States and is highly sought after for its timber products and uniquely flavored nuts. The University of Missouri Center for Agroforestry in New Franklin, MO, USA, hosts an
Nicholas Meier   +4 more
doaj   +1 more source

Oviposition and Development of Emerald Ash Borer \u3ci\u3e(Agrilus Planipennis)\u3c/i\u3e (Coleoptera: Buprestidae) on Hosts and Potential Hosts in No-Choice Bioassays [PDF]

open access: yes, 2018
Emerald ash borer (Agrilus planipennis Fairmaire) (Coleoptera: Bupres- tidae) is an invasive phloem-feeding pest native to Asia. It was first identified in North America in 2002 and has killed millions of ash (Fraxinus spp.) trees in southeast Michigan ...
Anulewicz, Andrea C   +2 more
core   +2 more sources

What is a tree in the mediterranean basin hotspot? A critical analysis [PDF]

open access: yes, 2019
Background: Tree species represent 20% of the vascular plant species worldwide and they play a crucial role in the global functioning of the biosphere. The Mediterranean Basin is one of the 36 world biodiversity hotspots, and it is estimated that forests
Arroyo Marín, Juan   +7 more
core   +1 more source

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