Results 81 to 90 of about 34,787 (184)

Lithostratigraphy, biostratigraphy, and stable-isotope stratigraphy of cores from ODP Leg 105 site surveys, Labrador Sea and Baffin Bay [PDF]

open access: yes, 1989
Trigger weight (TWC) and piston (PC) cores obtained from surveys of the three sites drilled during Ocean Drilling Program (ODP) Leg 105 were studied in detail for benthic foraminiferal assemblages, total carbonate (all sites), planktonic foraminiferal ...
Baki, V.   +7 more
core   +2 more sources

Characterizing Rocky Intertidal Biodiversity Using Environmental DNA Metabarcoding From Local to National Scales

open access: yesEnvironmental DNA, Volume 7, Issue 5, September–October 2025.
We assess the resolution of eDNA metabarcoding for detecting rocky intertidal taxa across three spatial scales—national, regional, and local. Distinct eDNA signals were observed at each scale, with community differences more pronounced at broader scales.
Dina‐Leigh Simons   +5 more
wiley   +1 more source

Mollusks (Gastropoda and Bivalvia) of the Multiple-Use Reserve Martín García Island, Río de la Plata River: biodiversity and ecology Moluscos (Gastropoda e Bivalvia) da Reserva Natural de Usos Múltiplos Ilha Martín García, Rio de La Plata: biodiversidade e ecologia

open access: yesBrazilian Journal of Biology, 2012
The Island of Martin Garcia is located in the Upper Río de la Plata, to the south of mouth the Uruguay River. The aim of the present study was to analyse the biodiversity of the island freshwater mollusks and their relationships to environmental ...
II César, SM Martín, A Rumi, M Tassara
doaj   +1 more source

Permanent draft genome sequence of Ensifer sp. strain LCM 4579, a salt-tolerant, nitrogen-fixing bacterium isolated from Senegalese soil [PDF]

open access: yes, 2017
The genus Ensifer (formerly Sinorhizobium) contains many species able to form nitrogen-fixing nodules on plants of the legume family. Here, we report the 6.1-Mb draft genome sequence of Ensifer sp.
Bakhoum, Niokhor   +14 more
core   +2 more sources

A compreensão das relações numéricas na aprendizagem das frações: um estudo comparativo com crianças brasileiras e portuguesas [PDF]

open access: yes, 2017
The understanding of rational numbers is one of the major conceptual challenges faced by students in mathematics learning in basic education. Regarding fractions, to establish the inverse relationship between the numerator and the denominator becomes a ...
Mamede, Ema   +2 more
core   +3 more sources

Geographical distribution of Biomphalaria snails in the State of Minas Gerais, Brazil

open access: yesMemorias do Instituto Oswaldo Cruz, 2001
Published and unpublished observations on geographical distribution of Biomphalaria snails in the State of Minas Gerais, Brazil, were compiled.
Souza Cecília Pereira de   +6 more
doaj  

Cadmium effects on growth and development as well as reproduction of Boettcherisca peregrine in the parental generation and first filial generation

open access: yes浙江大学学报. 农业与生命科学版, 2006
The survival, growth and development as well as reproduction of Boettcherisca peregrina (Diptera: Sarcophagidae) in the parental generation were significantly influenced as newly oviposited larvae were exposed to various concentration of Cd2 ...
WU Guo-xing   +3 more
doaj   +1 more source

Analysis of the Cytisetea scopario-striati scrubs in the south-west-centre of the Iberian Peninsula [PDF]

open access: yes, 2012
The statistical and phytosociological study of 255 relevés taken in the south-west of the Iberian Peninsula and made up of our own samples and previous publications reveals how close these relevés, previously ascribed to different syntaxa, really are ...
Cano-Ortiz, Ana   +4 more
core   +1 more source

Presencia de anadenanthera colubrina var. Colubrina (fabaceae, mimosoideae) en argentina [PDF]

open access: yes, 2013
Se confirma la presencia de Anadenanthera colubrina var. colubrina para la flora argentina. Esta variedad puede ser distinguida por tres caracteres morfológicos: la estructura de la inflorescencia, características del fruto y tipo de nerviación de los ...
Barrandeguy, Maria Eugenia   +4 more
core   +2 more sources

The life cycle of Zygocotyle lunata (Trematoda, Paramphistomoidea) in the subtropical region of South America

open access: yesRevista Mexicana de Biodiversidad, 2011
The life cycle of the trematode Zygocotyle lunata (Diesing, 1836) is studied, beginning with cercariae from naturally infected Biomphalaria peregrina (d’Orbigny, 1835) and B.
Margarita Ostrowski de Núñez   +2 more
doaj   +1 more source

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