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Mostrando ítems 361-370 de 371
Morte celular programada em microalgas verdes cocoides e seus possíveis efeitos ecológicos
(Universidade Federal de São Carlos, 2020-03-11)
Programmed cell death may have important intra and inter-specifics effects in phytoplanktonic populations, and consequently in the ecology of freshwater ecosystems. However, before any ecological studies or evolutionary ...
Reintrodução de cervos-do-pantanal (Blastocerus dichotomus): uso do espaço e área de vida dos animais
(Universidade Federal de São Carlos, 2002-05-27)
Eleven adult marsh deers derived from the Porto Primavera population were reintroduced in
two areas of São Paulo State at the end of 1998: Continental farmland (Colômbia - North São
Paulo) and Jataí Ecological Station ...
A comunidade de macrófitas aquáticas em reservatórios do médio e baixo Rio Tietê (SP) e em lagos da bacia do médio Rio Doce (MG)
(Universidade Federal de São Carlos, 2002-02-26)
Macrophytes have a fundamental role in the functioning of aquatic ecosystems
due to their high primary productivity, participation in the nutrient cycling, and
interactions with many other components of the system. Many ...
Propriedades ópticas da matéria orgânica dissolvida produzida por cultivos axênicos de fitoplâncton de água doce
(Universidade Federal de São Carlos, 2021-10-29)
The dissolved organic matter (DOM) is a heterogeneous mixture of molecules with
different weight and reactivity that vary spatio-temporally across aquatic ecosystems, and
is a key element of biogeochemical cycles. ...
Caracterização limnológica e inventário de diversidade das comunidades de macrófitas em cinco lagos tropicais: composição florística, biomassa e macroinvertebrados associados
(Universidade Federal de São Carlos, 2007-05-11)
In the present study five tropical lakes located in Minas Gerais State were studied. The
methodology followed the scheme of rapid inventories of aquatic diversity as used in the
AquaRAP Program. Four lakes belonging ...
Efeitos da interação e da movimentação de parasitoides especialista e generalista no controle da broca da cana
(Universidade Federal de São Carlos, 2022-09-14)
The dependence of parasitoids on hosts for reproduction, and the fact of their foraging behavior and reproductive success be strictly related to their hosts, making them important agents in biological pest control programs. ...
Avaliação da toxicidade do agrotóxico Clorpirifós e do metal cádmio, isolados e em misturas, sobre cladóceros nativos da região neotropical
(Universidade Federal de São Carlos, 2024-03-01)
The aim of this study was to assess the effects of isolated and combined concentrations of the compounds Chlorpyrifos and Cadmium on native cladocerans from tropical regions: Ceriodaphnia silvestrii, Ceriodaphnia rigaudi, ...
O Cerrado da Universidade Federal de São Carlos como fonte de recursos naturais: diversidade de vespas parasitoides (Hymenoptera, Ichneumonoidea)
(Universidade Federal de São Carlos, 2024-03-28)
The biodiversity of the Cerrado is considered high, but knowledge about the insects
in this biome is still scarce. This work aimed to understand the community of
parasitoid wasps from the Braconidae and Ichneumonidae ...
Dieta e ecologia funcional da ema (Rhea americana) no Pantanal e Cerrado
(Universidade Federal de São Carlos, 2024-05-09)
The rhea (Rhea americana) is the largest bird in South America, inhabiting, for example, the
floodplains of the Pantanal and the savannas known as Cerrado in Brazil. In that
study, the emu diet was evaluated in the ...
Avaliação morfo-funcional de brânquias e fígado de oreochromis niloticus coletados em lagoas costeiras sob influência de atividades minero-siderúrgica
(Universidade Federal de São Carlos, 2024-02-29)
Waste, from domestic and industrial sources, plays a significant role in the pollution of aquatic ecosystems. Among polluting substances, metals and metallic nanoparticles are of concern due to their environmental persistence ...