Results 41 to 50 of about 426,404 (295)

Plantae

open access: yes, 1992
Plants The taxonomy of fossil plants from the Fruitland and Kirtland For ­ mations is confused. Most work has been based on the taxonomy of F. H. Knowlton, a preeminent paleobotanist of the early twentieth century. However. Knowlton, as was customary in his time, placed many Cretaceous specimens in modem taxa on the basis of gross mor ­ phological ...
Hunt, A. P., Lucas, S. G.
openaire   +2 more sources

Participatory mapping and Nature's Contributions to People: Insights from the Amazon Delta

open access: yesPeople and Nature, EarlyView.
Abstract Understanding how traditional and coastal communities perceive and interact with nature is key to promoting inclusive conservation. This article examines human–nature interaction in the fishing village of Jubim, located in the Marajó Archipelago, delta of the Amazon River, Brazil.
Lara Sartorio Gonçalves   +5 more
wiley   +1 more source

The shared benefits of fallen fruits: A novel mechanism stabilizing a nursery pollination mutualism between Sambucus and kateretid beetles

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Understanding how cooperative interactions remain stable matters for biodiversity because many plants rely on specialist insects that can also impose reproductive costs. We studied the interaction between Sambucus sieboldiana and seed‐consuming Heterhelus beetles through detailed field observations and pollination experiments.
Suzu Kawashima   +3 more
wiley   +1 more source

The intention to leave among nurses: the role of job satisfaction, self-efficacy and work engagement

open access: yes, 2017
Introduzione: Trattenere il personale infermieristico all’interno delle strutture ospedaliere è fondamentale per limitare l’impatto negativo dell’eccessivo turnover volontario sulla qualità delle cure e sui costi aziendali.
DE SIMONE, SILVIA, Planta, A.
core   +1 more source

Perspectives and behaviors surrounding planting practices in North America inform genetic conservation realities for American ginseng (Panax quinquefolius)

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
American ginseng is a shade‐obligate, North American medicinal plant that is widely traded and used internationally. To meet global demand, ginseng is cultivated in forest farms in the Appalachian region of the USA and field‐based artificial shade farms in two regions: Ontario, Canada and Wisconsin, USA. We conducted social research leveraging in‐depth
Rachel E. Palkovitz   +2 more
wiley   +1 more source

Waves of range dynamics and gene flow characterize the biogeographic history of Litsea elongata, a dominant tree in East Asian evergreen broadleaved forests

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Evergreen broadleaved forests (EBLFs) represent an iconic vegetation type in subtropical montane East Asia, but they are experiencing intensifying anthropogenic pressure and increasing habitat fragmentation. Here, using a dominant and widespread tree species characteristic of East Asian EBLFs, we examine its phylogeographic history and evaluate what it
Sheng‐Yuan Qin   +7 more
wiley   +1 more source

Planta de reciclagem de PET

open access: yes, 2016
A imagem apresenta uma planta de reciclagem de embalagens PET. O processo de reciclagem do PET se dá através da moagem e lavagem das embalagens, seguida da transformação dos polímeros em grânulos, sendo estes utilizados na fabricação de novos ...
Vilhena, André   +1 more
core   +1 more source

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