Results 21 to 30 of about 25,751 (182)

The onset of grasses in the Amazon drainage basin, evidence from the fossil record [PDF]

open access: yes, 2020
Poaceae (the grass family) originated in the Cretaceous, but first dominate the palynological records of the Amazon drainage basin (ADB) in the Neogene (23 to 2.5 million years ago (Ma)).
Hoorn, Carina, Kirschner, Judith A.
core   +3 more sources

Expandindo a distribuição geográfica de Hibiscus sabdariffa L. (Malvaceae): uma espécie naturalizada e negligenciada para a flora brasileira

open access: yesHoehnea, 2019
RESUMO Hibiscus sabdariffaé uma espécie pantropicalmente distribuída e cultivada devido à sua importância econômica. Possivelmente esta espécie é originária do Sudão, tendo sido, posteriormente, levada para o restante da África, sudeste da Ásia e América
Caroliny Almeida Coelho, Bruno S. Amorim
doaj   +1 more source

A new report of Sanbornia juniperi Pergarde ex. Barker, 1920 (Hemiptera: Aphididae) in Neotropical region
Pulgões; Dispersão de insetos; Plantas ornamentais; Juniperus chinensis; Cupressaceae.

open access: yesSemina: Ciências Agrárias, 2013
This study aimed to record new observations of Sanbornia juniperi Pergarde ex. Barker, 1920 (Hemiptera: Aphididae) in the Neotropical region associated with Juniperus chinensis L. (Cupressaceae).
Orcial Ceolin Bortolotto   +2 more
doaj   +1 more source

Leptodactylus syphax [PDF]

open access: yes, 2010
Number of Pages: 9Integrative BiologyGeological ...
de Sá, Rafael O.   +2 more
core   +1 more source

Biology of growth of Hoplias aff. malabaricus (Bloch, 1794) in a shallow pampean lake Argentina [PDF]

open access: yes, 2011
The trahira Hoplias aff. malabaricus is a top predator in pampean shallow lakes and is highly appreciated by recreational anglers and artisanal fishermen.
Baigún, Claudio Rafael M.   +2 more
core   +3 more sources

Lista dos exemplares-tipo de Heteroptera (Insecta) da Coleção Costa Lima, Instituto Oswaldo Cruz, Rio de Janeiro, Brasil

open access: yesEntomoBrasilis, 2014
A Coleção Costa Lima do Instituto Oswaldo Cruz não recebe material novo para depósito, mas é extremamente diversificada e historicamente importante. Ela reúne um total de sessenta e seis holótipos, setenta e nove parátipos e nove síntipos da subordem ...
Magaly Dolsan de Almeida   +3 more
doaj   +3 more sources

Spatial and temporal heterogeneity in a subtropical reservoir and their effects over the benthic macroinvertebrate community

open access: yesActa Limnologica Brasiliensia, 2014
AIM: The objective of the present study was to demonstrate the influences of the environment spatial heterogeneity on benthic macroinvertebrates considering transverse and longitudinal gradients as also seasonality. METHODS: Four samplings were performed:
Frederico Guilherme de Souza Beghelli   +3 more
doaj   +1 more source

Check list of ground-dwelling ant diversity (Hymenoptera: Formicidae) of the Iguazú National Park with a comparison at regional scale [PDF]

open access: yes, 2015
We describe the ant fauna of Iguazú National Park (INP), a region of high biodiversity andendemism in northeastern Argentina that includes the southernmost protected area ofthe Atlantic Forest (AF).
Achury, R.   +6 more
core   +2 more sources

Richness and abundance of the cardini group of Drosophila (Diptera, Drosophilidae) in the Caatinga and Atlantic Forest biomes in northeastern Brazil

open access: yesAnais da Academia Brasileira de Ciências, 2014
Brazil has a high diversity of flies of the genus Drosophila, and part of this richness is represented by the cardini group. We analyzed the fluctuations in the richness and abundance of this group, in environments that had never previously been studied ...
CLÁUDIA ROHDE   +5 more
doaj   +1 more source

Epicrates fordii [PDF]

open access: yes, 2004
Number of Pages: 3Integrative BiologyGeological ...
Henderson, Robert W., Powell, Robert
core   +1 more source

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