Results 71 to 80 of about 21,236 (213)

Invasive plants optimize leaf nitrogen allocation in photosynthesis

open access: yesNew Phytologist, EarlyView.
Summary Invasive plants often outcompete co‐occurring native species by expressing acquisitive functional traits that promote high photosynthetic capacity. However, it remains unclear whether these traits are newly evolved in the introduced (‘away’) range or if invaders arrived preadapted with superior traits from their native (‘home’) range.
Robert J. Griffin‐Nolan   +7 more
wiley   +1 more source

The complete chloroplast genome sequence of Quercus gilva(Fagaceae)

open access: yesMitochondrial DNA. Part B. Resources, 2019
Quercus gilva is classified as the national second-class protective tree species in China and is widely distributed in Middle East Asia. We determined the complete chloroplast genome sequence for Q. gilva using Illumina sequencing data.
Qin-Meng Zeng   +5 more
doaj   +1 more source

Comparison of seed desiccation sensitivity amongst Castanea sativa, Quercus ilex and Q. cerris [PDF]

open access: yes, 2018
The distribution and propagation by seed of species with recalcitrant seed storage behaviour requires knowledge of the lowest safe moisture content before desiccation damages seed survival.
Ellis, Richard, Leon-Lobos, Pedro
core   +1 more source

Acquisitive root exploration strategies help maintain higher peak sap flux rates during summer drought, but more root biomass does not

open access: yesNew Phytologist, EarlyView.
Summary Roots are responsible for soil water uptake, yet little is known about how variation in fine‐root traits relates to whole‐tree water movement, particularly during periods of drought. By combining a 3‐yr dataset monitoring sap flow rates with measures of fine‐root biomass, length, and morphology across 10 tree species, we addressed hypotheses ...
Newton Tran   +9 more
wiley   +1 more source

From pathogens to partners: temporal and biogeographical patterns in fungal associations of alien trees

open access: yesNew Phytologist, EarlyView.
Summary Alien trees reshape belowground fungal communities, but the factors governing the balance between mutualists and pathogens remain unclear. We tested whether residence time, mycorrhizal type, and biogeographical origin shape this balance, and whether alien stands differ from native vegetation. We sampled soils beneath 73 alien tree species in 48
Lukáš Vlk   +12 more
wiley   +1 more source

A new tree dwelling aphid, Greenidea ficicola Takahashi, 1921 for Malta (Hemiptera: Aphidoidea: Greenideidae) [PDF]

open access: yes, 2008
Greenidea ficicola is recorded for the first time from the Maltese Islands.
Mifsud, David
core  

Trade‐offs in thermal response: Schizotetranychus brevisetosus winter eggs outperform summer eggs at low temperatures

open access: yesPhysiological Entomology, EarlyView.
We investigated maternal effects in Schizotetranychus brevisetosus (Tetranychidae), where females oviposit summer and winter eggs in response to photoperiod on evergreen hosts. Developmental rates of immature individuals increased linearly from 15°C to 35°C, but winter and summer eggs developed faster at low and high temperatures, respectively ...
Miki Yamawaki, Katsura Ito
wiley   +1 more source

Turgor loss point explains climate‐driven growth reductions in trees in Central Europe

open access: yesPlant Biology, EarlyView.
Leaf turgor loss point of native tree species shows a high predictive power over the observed growth anomalies in Central Europe during the extensive drought period between 2018 and 2020. Abstract As climate change thrives, and the frequency of intense droughts is affecting many forested regions, a mechanistic understanding of the factors conferring ...
N. Kunert, I. K. Münchinger, P. Hajek
wiley   +1 more source

Castanopsis grandicicatricata N. H. Xia & D. H. Vuong : A newly recorded species of Castanopsis ( Fagaceae ) from China

open access: yesXibei zhiwu xuebao
[ Objective ] Castanopsis grandicicatricata N. H. Xia & D. H. Vuong is a species of Castanop- sis ( Fagaceae ) originally endemic to central and northern Vietnam , but now a scattered population was discovered in the ...
LIN Yizhe , FU Houhua , CHEN Shipin
doaj   +1 more source

The Food Plants and Distribution of the American Plum Borer (Lepidoptera: Pyralidae) [PDF]

open access: yes, 2017
The North American geographical and host plant distributions for the American plnm borer, Euzophera semifuneralis, are reported. Literature and curatorial surveys found the plum borer to be present in 34 states in the U. S.
Biddinger, David J, Howitt, Angus J
core   +3 more sources

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