Results 31 to 40 of about 417 (136)

Landscape features predict broad‐scale seed rain patterns across fragments of the Brazilian Atlantic Forest

open access: yesJournal of Ecology, Volume 114, Issue 5, May 2026.
Along with precipitation, forest cover emerges as a fundamental driver of alpha and beta diversity in the seed rain. This highlights the role of habitat amount at the landscape level over patch‐level features, like patch size, for seed dispersal. However, increased seed density can be related to higher dispersal rates in forest borders.
Luís Felipe Daibes   +63 more
wiley   +1 more source

A participação da genética nas dependências químicas

open access: yesBrazilian Journal of Psychiatry, 1999
Este artigo procura examinar a questão da herdabilidade nas dependências químicas. Através da revisão de estudos em famílias, em gêmeos e de adoção, encontramos evidências para afirmar a importância dos fatores genéticos na transmissão da vulnerabilidade
Guilherme Peres Messas
doaj   +1 more source

Rhopalocera del Museo Laboratorio Entomológico, Universidad del Tolima (Lepidoptera: Papilionoidea)

open access: yesSHILAP, 2023
Las colecciones biológicas juegan un papel importante para el conocimiento de la biodiversidad, debido que son fuentes primarias de información, los lepidópteros son un orden megadiverso y Colombia es uno de los países que presenta la mayor diversidad ...
Sebastián Quimbayo-Díaz   +4 more
doaj   +1 more source

Cortical Bone Loss in Barcelona Across Time (1st Century CE–18th Century CE) and Its Potential Relationship With Linear Enamel Hypoplasia

open access: yesAmerican Journal of Biological Anthropology, Volume 189, Issue 4, April 2026.
ABSTRACT Objectives The purpose of this study is to conduct a diachronic analysis of cortical bone loss in Barcelona, spanning from the 1st to 18th century CE, assessing the relationship between cortical bone loss and early‐life stressors, as indicated by linear enamel hypoplasia (LEH) across Roman, Late Antiquity, Medieval, and Modern periods and ...
Antony Cevallos   +2 more
wiley   +1 more source

O papel da genética na dependência do álcool The role of genetics in alcohol dependence

open access: yesBrazilian Journal of Psychiatry, 2004
Este artigo procura examinar a questão da herdabilidade na dependência do álcool. Através da revisão de estudos em famílias, em gêmeos e de adoção, encontramos evidências para afirmar a importância dos fatores genéticos na transmissão da vulnerabilidade ...
Guilherme Peres Messas   +1 more
doaj   +1 more source

Chrysoperla externa (Neuroptera: Chrysopidae) as a Potential Biological Control Agent of Raoiella indica (Acari: Tenuipalpidae)

open access: yesEntomologia Experimentalis et Applicata, Volume 174, Issue 4, Page 335-342, April 2026.
First and third instar Chrysoperla externa showed efficient predatory capacity at low R. indica density, but second instar C. externa exhibits a density‐dependent predatory ability. The lacewing C. externa shows promise as a biocontrol agent for R. indica in coconut because it consumed 8362 R. indica females across all its larval instars.
Luis O. Viteri   +6 more
wiley   +1 more source

Primera contribución a la diversidad de Heteroptera (Insecta: Hemiptera) en un ecosistema pastoril de La Puna de Jujuy (Argentina)

open access: yesActa Zoológica Lilloana
Este trabajo tiene como finalidad presentar una lista preliminar de la composición taxonómica con comentarios sobre las características biológicas y ecológicas, de las Heteroptera presentes en un ecosistema pastoril de la localidad de Santa Catalina ...
Eugenia Fernanda Contreras   +5 more
doaj   +1 more source

Mozambique's Colonial‐Era Non‐Human Primate Collection at the National Museum of Natural History and Science of Lisbon: Taxonomy, Provenance, and Historical Context

open access: yesAmerican Journal of Biological Anthropology, Volume 188, Issue 4, December 2025.
ABSTRACT Objectives This study reviews Mozambique's non‐human primate collection housed at the National Museum of Natural History and Science (MUHNAC) in Lisbon. The collection originates from the Zoological Missions of Mozambique (1948 and 1955) carried out under Portuguese colonial administration. The objectives of this work were to: i.
Matilde Osório, Cecilia Veracini
wiley   +1 more source

Contribución al conocimiento hidrobiológico de la parte baja de los ríos de la vertiente noroccidental de la Sierra Nevada de Santa Marta, Colombia

open access: yesIntropica, 2004
Durante los años 2000-2001 se realizaron muesteos mensuales en los rios  Manzanares, Gaira toribio y Córdoba , vertiente noroccidental de la Sierra Nevada de Santa Marta  con miras a un reconocimiento sobre sus caracteristicas  fisicoquímicas, hidricas y
Gustavo Manjarrés García   +1 more
doaj  

Enfermedades rar@s : conocimiento al alcance de todos.

open access: yesRevista Ciencias Biomédicas, 2020
El libro Enfermedades raras. Conocimiento al alcance de todos, surge de las necesidades manifestadas por pacientes y padres que demandan más profesionales de la salud y de las ciencias básicas comprometidos con la búsqueda de conocimientos que conduzcan ...
Dacia Isabel Malambo García
doaj   +1 more source

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