Results 51 to 60 of about 1,956 (213)

Ecological insights and conservation imperatives for Laurus azorica in Morocco

open access: yesBiosystems Diversity, 2023
The Azores laurel Laurus azorica (Seub.) Franco is a highly esteemed forest species in Morocco due to its medicinal and aromatic properties. However, the natural habitats of this species are increasingly scarce, resulting in its classification as a rare ...
A. Ettaqy   +7 more
doaj   +1 more source

Microhabitat de Tolypothrix distorta Kütz. ex Bornet & Flahault (Microchaetaceae, Cyanophyta) em dois riachos da região Centro-Sul do Estado do Paraná, Brasil

open access: yesHoehnea
This study aimed to evaluate some microhabitat characteristics of two populations of Tolypothrix distorta in streams from midsouthern region of Paraná State on a seasonal period. Each population was monthly investigated for the abundance of T.
Rogério Antonio Krupek   +2 more
doaj   +1 more source

Falanges ungueais de crocodilomorfos da Bacia Bauru(Cretáceo Superior, Brasil) [PDF]

open access: yesAnuário do Instituto de Geociências, 2004
ungual phalanxes of recent crocodylomorphs are modifiedinto queratin covered claws. They are conical, ventrally curved with asharp distal end. They are used during locomotion, digging and femalesizing on copula. Nevertheless, fossil crocodylomorphs claws
Ismar de Souza Carvalho   +3 more
doaj  

New physical and chemical perspectives on the ecology of Thorea hispida (Thoreaceae)

open access: yesJournal of Limnology, 2014
In the last decade, many new records for Thorea hispida (Thore) Desvaux 1898 emend. Sheath, Vis et Cole 1993 (Rhodophyta) have been collected from Europe as a probable result of the enactment of the Water Framework Directive which has fueled a renewed ...
Rossano Bolpagni   +3 more
doaj   +1 more source

Lingulodinium machaerophorum expansion over the last centuries in the Caspian Sea reflects global warming [PDF]

open access: yes, 2012
This article is made available through the Brunel Open Access Publishing Fund. Copyright @ Author(s) 2012. This work is distributed under the Creative Commons Attribution 3.0 License.We analysed dinoflagellate cyst assemblages in four short sediment ...
Arpe, K   +11 more
core   +1 more source

Stemflow Dynamics in the Jamari National Forest (Brazilian Amazon): II. Solute Concentrations and Flux Dynamics

open access: yesBiotropica, Volume 58, Issue 2, March 2026.
Trees can redirect large volumes of rainwater to the base of their stems. This stemflow not only redistributes water but also channels canopy‐derived solutes to the forest floor. Building on research showing canopy geometry and bark properties govern stemflow volumes, we examined how those same traits modulate the biogeochemical side of this flux. Over
Jeferson Alberto de Lima   +5 more
wiley   +1 more source

Avaliação do incremento em volume de madeira de Quassia amara L.- Simaroubaceae, em cultivo agroecológico no trópico úmido da Costa Rica. [PDF]

open access: yes, 2009
Quassia amara é arbusto de 3 a 6 metros de altura, tendo sido retirado indiscriminadamente das florestas para extrair do caule as quassinas usadas na indústria farmacêutica e como inseticida em agricultura orgânica.
ALFARO M.   +9 more
core   +3 more sources

Contribution to the knowledge of the freshwater Ostracoda fauna in continental Portugal, with an updated checklist of Recent and Quaternary species

open access: yesJournal of Limnology, 2010
Ostracods have a ubiquitous distribution, a high diversity of life history strategies and an extensive fossil record. These characteristics make the group a useful study tool in multiple disciplines.
Francisco FATELA   +4 more
doaj   +1 more source

Auto-ecology of Guadua aff. paraguayana (Poaceae) Autoecologia de Guadua aff. paraguayana Döll (Poaceae)

open access: yesPesquisa Florestal Brasileira, 2010
<p>Bamboos are agents of natural remediation, but its outbreak in an already established landscape may<br />have an intense repercussion, completely changing the flora of the area.
Franklin Galvão   +6 more
doaj   +1 more source

SIVIM – das Online-Datenbank-System zur Vegetation der iberischen Halbinsel und der Makaronesischen Inseln [PDF]

open access: yes, 2013
SIVIM (Sistema de Información de la Vegetación Ibérica y Macaronésica) is an information system designed for capturing, hosting, editing, analyzing and outputting georeferenced plot data of Iberian and Macaronesian vegetation.
Acedo, Carmen   +7 more
core  

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