Results 211 to 220 of about 274,449 (312)

Temperature‐Dependent Chain Structures during Solution‐Grown Crystallization via Atomic Force Microscopy

open access: yesMacromolecular Rapid Communications, EarlyView.
AFM‐based single‐molecule force spectroscopy was employed to investigate temperature‐dependent single‐chain folding structures of semi‐crystalline PEO. Force–volume measurements enabled correlation of force–extension behavior with local crystal morphology. Results reveal temperature‐dependent aggregation structures, with intermediate structures favored
Dingrui Wang   +2 more
wiley   +1 more source

Nitrogen Fertilisation Modulates Photosynthetic Performance and Antioxidant Defence Mechanisms in Intercropped Cactus Under Semi-Arid Conditions. [PDF]

open access: yesPlants (Basel)
Martins LDCS   +19 more
europepmc   +1 more source

Asphalted parking lots are environmental filters for multiple propagule dispersal and pollination strategies

open access: yesNordic Journal of Botany, EarlyView.
Understanding community assembly for wild species in anthropogenic settings has become increasingly important as biodiversity and ecosystem services are threatened by development pressures. Urban hardscape habitats such as parking lots are widespread, extreme, terrestrial anthropogenic environments that influence plant community assembly by way of ...
Lauren J. Frazee   +3 more
wiley   +1 more source

Taxonomy and diversity of Marcgraviaceae, north of the São Francisco river, northeast Brazil

open access: yesNordic Journal of Botany, EarlyView.
This study provides a comprehensive assessment of Marcgraviaceae species diversity north of the São Francisco river in northeastern Brazil, analyzing species richness and distribution patterns across 384 000 km² of phytogeographic domains. Through field collections, herbarium studies (both physical and digital), and detailed morphological analyses, we ...
Thales Carvalho   +4 more
wiley   +1 more source

Multiple scales of fear: foraging behaviour of white‐naped jays in semiarid landscapes

open access: yesOikos, EarlyView.
Animals must constantly balance the need to find resources with the risk of predation. Not only avoiding direct encounters with predators but also assessing the overall risk of their environment using cues, social information or habitat traits at multiple spatial and temporal scales.
Maria Carolina Beiriz   +2 more
wiley   +1 more source

Meteorological versus spatial drivers of the spatial synchrony of forest insect pest outbreaks in North America

open access: yesOikos, EarlyView.
Spatial synchrony of population fluctuations has major consequences for the impacts of forest insect pest outbreaks at regional scales. We tested the predictions that the strength and drivers of this synchrony would differ among species according to their dispersal abilities and feeding guilds.
Kyle J. Haynes   +5 more
wiley   +1 more source

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