Results 171 to 180 of about 301,283 (346)

The diversity of sandflies (Psychodidae: Phlebotominae) and the presence of Leishmania spp. DNA in potential vectors of the Mbaracayú Forest Biosphere Reserve, Canindeyú, Paraguay: New records and findings. [PDF]

open access: yesPLoS Negl Trop Dis
Rolón MS   +10 more
europepmc   +1 more source

Linking rivers, mixing faunas: How artificial connectivity between the Middle and Upper Paraná River basins shapes fish diversity in a tributary of the Itaipu Reservoir, Brazil

open access: yesJournal of Fish Biology, EarlyView.
Abstract This work aimed to investigate the distribution and occurrence of fish species along the São Francisco Falso Braço Norte (SFFBN) River basin, a tributary of the Middle Paraná River basin now artificially connected to the Upper Paraná ecoregion, to evaluate how such connectivity may affect the biogeographic distribution and regional composition
Lucas E. P. Kampfert   +5 more
wiley   +1 more source

<i>Fusarium awaxy</i> Associated with Maize from Paraguay: A First Report. [PDF]

open access: yesJ Fungi (Basel)
Enciso-Maldonado GA   +10 more
europepmc   +1 more source

The Frisch Elasticity in the Mercosur Countries: A Pseudo-Panel Approach [PDF]

open access: yes
This paper provides estimates for the Mercosur countries of the Frisch elasticity – i.e., the elasticity of substitution between worked hours and real wages holding constant the marginal utility of wealth.
González, Roberto, Sala, Hector
core  

A fractal pattern of hierarchical genetic population structure in mixed stocks across fish segregated by dams revealed by genomic resources for curimba Prochilodus lineatus

open access: yesJournal of Fish Biology, EarlyView.
Abstract Genomic resources, new microsatellite markers and a novel observation of a fractal pattern in the genetic population structure are presented for curimba, Prochilodus lineatus, a freshwater migratory model species of South America. Our main goals were to investigate the presence of mixed fish stocks and the effects of damming‐induced ...
Gabriel M. Yazbeck   +5 more
wiley   +1 more source

Errores advertidos Rev. Vol 21 nº 2

open access: yesRevista de la Sociedad Científica del Paraguay, 2018
Sociedad Científica del Paraguay
doaj   +1 more source

Mapping the global origins of soybean: a study using ICP-MS and chemometrics. [PDF]

open access: yesNPJ Sci Food
Aparicio-Muriana MM   +6 more
europepmc   +1 more source

Behind the Myth: Land Sparing and Deforestation in Brazil

open access: yesJournal of Agrarian Change, EarlyView.
ABSTRACT The land sparing model, that is, the idea that agricultural intensification fosters environmental protection, lacks empirical validation. In Brazil, sustainable intensification through the conversion of degraded pastures into agricultural areas became a promising and widespread solution to deforestation. We investigate the mismatch between the
Ludivine Eloy   +3 more
wiley   +1 more source

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