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Central Amazon

A new species of Tetragonopterus (Characiformes: Characidae) from Central Amazon lowlands, Brazil

A new species of Tetragonopterus (Characiformes: Characidae) from Central Amazon lowlands, Brazil

... This progress allowed the conclusion of a comprehensive taxonomic revision containing updated distribution information, redescription of poorly described species, formal descriptions of four new species and a molecular ...

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STRATEGIES OF THE SMALL-SCALE FISHERIES ON THE CENTRAL AMAZON FLOODPLAIN

STRATEGIES OF THE SMALL-SCALE FISHERIES ON THE CENTRAL AMAZON FLOODPLAIN

... This paper presents a description of small-scale fisheries for subsistence at the Central Amazon, analyzed through correspondence analysis which do an exploratory analysis the patter[r] ...

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Bat species vulnerability to forest fragmentation in the Central Amazon

Bat species vulnerability to forest fragmentation in the Central Amazon

... The study was carried out at the Biological Dynamics of Forest Fragments Project (BDFFP) located ca. 80 km north of Manaus, Central Amazon, Brazil (Fig. 1), an area which spans ~1000 km 2 (2°25´S-59°50’W) ...

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Elemental composition of the atmospheric aerosol in the central Amazon basin.

Elemental composition of the atmospheric aerosol in the central Amazon basin.

... ELEMENTAL COMPOSITION OF THE ATMOSPHERIC AEROSOL IN THE CENTRAL AMAZON BASIN. The processes and sources that regulate the elemental composition of aerosol particles were investigated in both fine and coarse ...

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Richardia Robineau-Desvoidy (Diptera, Tephritoidea, Richardiidae) from Central Amazon, Brazil

Richardia Robineau-Desvoidy (Diptera, Tephritoidea, Richardiidae) from Central Amazon, Brazil

... from Central Amazon, in Brazil, two species of Richardia with modified spines and cuticular projection on the hind femur were ...the Central Amazon, we provide a key to the males of the ...

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Seed size influence on germination responses to light and temperature of seven pioneer tree species from the Central Amazon

Seed size influence on germination responses to light and temperature of seven pioneer tree species from the Central Amazon

... In seven abundant pioneer tree species from secondary forests of the Central Amazon, a relationship was found between seed mass, sen- sitivity to light and tolerance to diurnal temperature alternations. The ...

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Crop yield, genetic parameter estimation and selection of sacha inchi in central Amazon

Crop yield, genetic parameter estimation and selection of sacha inchi in central Amazon

... the central Amazon region, different accessions of this oilseed for characteristics of production and quality of fruits and seeds, as well as to estimate genetic parameters, through mixed models, with ...

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Efficiency of boron application in an Oxisol cultivated with banana in the Central Amazon

Efficiency of boron application in an Oxisol cultivated with banana in the Central Amazon

... In the Amazon region, there is no information on the fertilization of banana plants with boron (B). Besides this, the extractant (hot water) currently used to test B concentrations has many limitations. The aim of ...

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Variation in nitrogen use strategies and photosynthetic pathways among vascular epiphytes in the Brazilian Central Amazon

Variation in nitrogen use strategies and photosynthetic pathways among vascular epiphytes in the Brazilian Central Amazon

... different taxonomic groups of vascular epiphytes (araceae, Bromeliaceae and orchidaceae) of a white- sand vegetation in central Brazilian amazon were measured in order to[r] ...

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Estimation of dry mass of caddisflies Phylloicus elektoros (Trichoptera: Calamoceratidae) in a Central Amazon stream

Estimation of dry mass of caddisflies Phylloicus elektoros (Trichoptera: Calamoceratidae) in a Central Amazon stream

... the Amazon region, there have been no studies esti- mating the biomass of Phylloicus from the dimensions of the body or ...in Central Amazonia using linear, exponential and power regres- ...

6

Abundance of Sotalia fluviatilis (Delphinidae) in a lake system of Central amazon

Abundance of Sotalia fluviatilis (Delphinidae) in a lake system of Central amazon

... Because of their close contact with human populations, river dolphins are among the most menaced cetaceans worldwide. Today, only three strictly freshwater species remain, and Sotalia fluviatilis, endemic of the ...

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Seasonality and landscape use by Tabanidae species (Diptera) in the Central Amazon, Brazil.

Seasonality and landscape use by Tabanidae species (Diptera) in the Central Amazon, Brazil.

... Os resultados demonstram a alta diversidade e abundância de Tabanidae em uma área da Amazônia Central com alta riqueza na mata e a maior abundância na clareira antrópica com destaque para os meses mais quentes e ...

10

Parasitoid diversity (Hymenoptera: Braconidae and Figitidae) on frugivorous larvae (Diptera: Tephritidae and Lonchaeidae) at Adolpho Ducke Forest Reserve, Central Amazon Region, Manaus, Brazil

Parasitoid diversity (Hymenoptera: Braconidae and Figitidae) on frugivorous larvae (Diptera: Tephritidae and Lonchaeidae) at Adolpho Ducke Forest Reserve, Central Amazon Region, Manaus, Brazil

... collected inside the forest in access trails leading to each collection area and in trails that surrounded the quadrants, up to five metres from the trail on each side. The fruits were placed in plastic containers ...

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UHYLSDOSXV-associated viruses in the central Amazon Basin

UHYLSDOSXV-associated viruses in the central Amazon Basin

... LQIHVWDWLRQ (OHFWURQ PLFURVFRSLF H[DPLQDWLRQ RI WKH OHVLRQV UHYHDOHG WKDW FKORURWLF VSRWV )LJXUH ) VKRZHG F\WRSDWKLF HIIHFW RI WKH QXFOHDU W\SH RI %7U9 )LJXUH $ ZKLOH LQ WKH WLVVXHV RI[r] ...

8

Population dynamics of matrinxã Brycon amazonicus (Characidae) in Central Amazon.

Population dynamics of matrinxã Brycon amazonicus (Characidae) in Central Amazon.

... Curvas de rendimento por recruta (Y/R) da matrinxã por sub-sistema contra a mortalidade por pesca (F) para diferentes comprimentos de recrutamento pesqueiro (em cm) indicados na legenda.[r] ...

9

Shifting cultivation in central Amazon: traditional management and landscape transformations

Shifting cultivation in central Amazon: traditional management and landscape transformations

... Tropical forest regions are in constant transformation, partly resulting from management by traditional populations where shifting cultivation systems (swidden- fallow and slash and burn agriculture) play an important ...

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Feeding of Pellona flavipinnis (Clupeiformes, Pristigasteridae) in a Central Amazonian floodplain

Feeding of Pellona flavipinnis (Clupeiformes, Pristigasteridae) in a Central Amazonian floodplain

... ABSTRACT. The feeding habits of Pellona flavipinnis (Valenciennes, 1836) at Catalão, a floodplain area on the Brazilian Central Amazon was studied. Data was obtained during three hydrological cycles, ...

5

Bol. Mus. Para. Emílio Goeldi. Ciênc. hum.  vol.12 número2

Bol. Mus. Para. Emílio Goeldi. Ciênc. hum. vol.12 número2

... among other researchers working in Central Amazon region, adapting them to the specific characteristics of the Saracá ceramics. Special attention was also given to decorative associations, which were widely ...

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Long-term observations of cloud condensation nuclei in the Amazon rain forest – Part 1: Aerosol size distribution, hygroscopicity, and new model parametrizations for CCN prediction

Long-term observations of cloud condensation nuclei in the Amazon rain forest – Part 1: Aerosol size distribution, hygroscopicity, and new model parametrizations for CCN prediction

... Within the seasonal periods in the central Amazon as defined in Sect. 1.2, we have subdivided the annual data set into the following four periods of interest, which represent the con- trasting aerosol ...

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