Results 161 to 170 of about 44,348 (282)
Abstract A new species of Characidium is described from a small, isolated river in the highland areas of Noel Kempff Mercado National Park, Bolivia. The new taxon can be diagnosed by the presence of a relatively broad and conspicuous dark midlateral stripe extending from the tip of snout to the base of the caudal fin, markedly darker than the vertical ...
Leonardo Oliveira‐Silva +3 more
wiley +1 more source
As an artistic experience, the photographic research "Arborescence - plant physiognomy in Amazonian landscape" conduces the author to discover landscape as an interpenetration of Nature and Culture (man's indirect presence; being face to face with ...
Patrick Pardini
doaj
ABSTRACT Flavobacterium spp. are the etiological agents of columnaris disease. Although there is evidence that columnaris poses a significant threat to the farming of tambaqui (Colossoma macropomum), there remains a large gap in understanding the genetic and phenotypic diversities of columnaris‐causing bacteria (CCB).
Elcimara Cardoso Pereira +8 more
wiley +1 more source
Confirming the impact origin of the São Miguel do Tapuio structure, northeastern Brazil
Abstract The São Miguel do Tapuio structure (SMT) is a remarkable, nearcircular feature of about 21 km diameter, centered at 5°37.6′ S, 41°23.3′ W in Piauí state, northeastern Brazil. The structure is located within the sedimentary strata of the Paleozoic–Mesozoic Parnaíba Basin and predominantly comprises sandstones of the Devonian Pimenteiras and ...
Alvaro Penteado Crósta +9 more
wiley +1 more source
Identification, characterization, antimicrobial activity and biocontrol potential of four endophytic fungi isolated from Amazonian plants. [PDF]
Mendieta-Brito S +7 more
europepmc +1 more source
Sedimentological studies of the "Ilha de Marchantaria" in the Solimões/Amazon River near Manaus
Sedimentological studies on the Ilha de Marchantaria an island in the Amazon river near Manaus reveal the existence of four different structural main units.
Adis, J. +3 more
core
Abstract We investigated the structural framework of the north–northwestern Paraná Basin in Brazil to test whether the pre‐impact structures in this region may have had any influence on the first‐order formation and morphostructure of the Araguainha impact structure (AIS).
Renato B. Bernardes +5 more
wiley +1 more source
Antioxidant activity and peroxidase inhibition of Amazonian plants extracts traditionally used as anti-inflammatory. [PDF]
de Vargas FS +8 more
europepmc +1 more source
Summary Tree stems in Amazonian floodplains emit substantial methane (CH4), yet controls on emission variability remain unclear. Emissions span orders of magnitude between várzea (nutrient‐rich) and igapó (nutrient‐poor) forests and among trees, suggesting controls beyond flooding.
Holly R. Blincow +9 more
wiley +1 more source
Pollination and dispersal networks in the Amazonian tree flora. [PDF]
Ter Steege H +9 more
europepmc +1 more source

