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O papel das florestas preservadas contra os efeitos dos agrotóxicos e da radiação solar ultravioleta em girinos e o potencial de pequenas propriedades rurais na redução de impactos
(Universidade Federal de Santa Maria, 2020-03-02)
Amphibians are the most threatened group of vertebrates on the planet, declines have already been
observed in natural populations in various regions of the globe. Several hypotheses have been
proposed to elucidate this, ...
Metatheria versus eutheria: uma comparação trófica e morfológica
(Universidade Federal de Santa Maria, 2020-02-18)
The clade Theria has slept around 170 Mya into the two most diverse taxonomic groups of mammals: Metatheria
e Eutheria. Since them, and especially during the Cenozoic, metatherians and eutherians followed towards ...
Diversidade de répteis e anfíbios exóticos no Brasil: introdução, influência humana e desafios políticos
(Universidade Federal de Santa Maria, 2020-03-11)
In the global scenario of great loss of biodiversity and increase in the number of exotic species,
understanding the processes and factors associated with invasion, at different time and space
scales, allows the ...
Biomonitoramento do Baixo Jacuí: avaliação de pesticidas e seus efeitos em peixes
(Universidade Federal de Santa Maria, 2020-03-20)
Potentially polluting anthropic activities have increased as a result of human population growth.
Consequently, more contaminants are introduced into the environment, such as pesticides. The Lower
Jacuí hydrographic basin ...