Results 61 to 70 of about 595 (168)

Genetic architecture of adaptation to biotic invasions in soapberry bugs [PDF]

open access: yes, 2013
On the Florida peninsula, the soapberry bug (Jadera haematoloma) has been able to colonize the golden rain tree, Koelreuteria elegans, since the introduction of this invasive tree only a few decades ago.
Yu, Yue
core  

Impacts of Mineral Dust on Trace Element Concentrations (As, Cd, Cu, Ni and Pb) in Lichens and Soils at Lhù’ààn Mân’ (Yukon Territory, Canada)

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 129, Issue 6, June 2024.
Abstract Dust is a mineral aerosol of the atmosphere that often contains trace elements such as As, Cd, and Pb. Lhù’ààn Mân’ (Kluane Lake), located in southwestern Yukon, is a region of frequent dust activity. In 2016, the lake level fell due to a dramatic decrease in inflow from glacier meltwater, and the delta of the lake became an important source ...
Sophie Pouillé   +4 more
wiley   +1 more source

Study on the Impact of Tree Species on the Wind Environment in Tree Arrays Based on Fluid–Structure Interaction: A Case Study of Hangzhou Urban Area

open access: yesBuildings
In order to improve the level of the urban living environment and improve the comfort level of the microclimate, this paper investigates and simulates numerically the influence on the wind environment of different tree species in various tree array ...
Junhao Zhu   +5 more
doaj   +1 more source

Pest categorisation of Popillia quadriguttata

open access: yesEFSA Journal, Volume 22, Issue 6, June 2024.
Abstract The EFSA Panel on Plant Health performed a pest categorisation of Popillia quadriguttata (Coleoptera: Scarabaeidae), following a commodity risk assessment of bonsai Pinus parviflora grafted onto P. thunbergii from China, in which P. quadriguttata was identified as a pest of possible concern for the territory of the European Union.
EFSA Panel on Plant Health (PLH)   +26 more
wiley   +1 more source

Phytotoxic activity of crude aqueous extracts and fractions of young leaves of Sapindus saponaria L. (Sapindaceae)

open access: yesActa Botânica Brasílica, 2013
The aim of this study was to evaluate the phytotoxic potential of aqueous extract of young leaves of Sapindus saponaria L. (soapberry) on the diaspore germination and seedling growth Lactuca sativa L. (lettuce) and Allium cepa L.
Patrícia Umeda Grisi   +3 more
doaj  

Fire severity drives understory community dynamics and the recovery of culturally significant plants

open access: yesEcosphere, Volume 15, Issue 3, March 2024.
Abstract Anthropogenic influences are altering fire regimes worldwide, resulting in an increase in the size and severity of wildfires. Simultaneously, throughout western North America, there is increasing recognition of the important role of Indigenous fire stewardship in shaping historical fire regimes and fire‐adapted ecosystems.
Sarah Dickson‐Hoyle   +6 more
wiley   +1 more source

Innovative ecosystems for green agriculture: a four-Helix + intermediary model for rural development

open access: yesFrontiers in Sustainable Food Systems
IntroductionGreen agriculture innovation requires synergistic collaboration among government, academia, industry, farmers, and intermediaries to drive sustainable rural development.MethodsWe constructed a “Four-Helix + Intermediary” model and evaluated ...
Qiqi Chen, Jun Li
doaj   +1 more source

Longer holding times decrease dispersal but increase mortality of translocated scaled quail

open access: yesThe Journal of Wildlife Management, Volume 88, Issue 1, January 2024.
We conducted a novel field experiment evaluating the effect of source population and delayed release strategy on the mortality and dispersal of translocated scaled quail. We found that a tradeoff exists between increased mortality and decreased dispersal distances as length of holding time increases.
Rebekah E. Ruzicka   +3 more
wiley   +1 more source

Long‐term monitoring of cycles in Clethrionomys rutilus in the Yukon boreal forest

open access: yesIntegrative Zoology, Volume 19, Issue 1, Page 27-36, January 2024.
Fifty years of 3–4‐year cycles of the red‐backed vole in the Yukon boreal forest continue with increasing amplitude. Abstract Baseline studies of small rodent populations in undisturbed ecosystems are rare. We report here 50 years of monitoring and experimentation in Yukon of a dominant rodent species in the North American boreal forest, the red‐backed
Charles J. KREBS   +3 more
wiley   +1 more source

Ecological genetics aspects of anthropogenic host-shifts in soapberry bugs (Rhopalidae) [PDF]

open access: yes, 2016
Host range expansion, or adaptation of insects to new hosts, is a worldwide phenomenon that has been observed repeatedly and extensively; still, the genetic mechanisms behind host-shifts are not well known. In this thesis I focus on the morphological and
Raveendran Thampy, Prasobh 1987-
core  

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