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A biomassa de macrófitas flutuantes como suplemento alimentar para o cultivo de organismos aquáticos: estratégia de manejo que favorece o rendimento econômico e ambiental na piscicultura
(Universidade Federal de São Carlos, 2015-02-03)
Macrophytes, in specific circumstances, may have accelerated growth to the point of
becoming undesirable and harmful to the environmental balance. When this occurs,
appropriate disposal methods are required, or preferably, ...
Heteroptera aquáticos e semiaquáticos (Gerromorpha e Nepomorpha) do sudoeste da Amazônia
(Universidade Federal de São Carlos, 2015-07-27)
This study aimed to develop a species list of aquatic and semi-aquatic Heteroptera,
including distribution to the world and Brazil and new records, gather information
on habitats and habits of genera, present sampling ...
Efeitos espaço temporais da poluição pontual e não pontual em uma bacia hidrográfica subtropical : ecohidrologia como ferramenta de controle
(Universidade Federal de São Carlos, 2015-07-27)
Contaminants are introduced into aquatic ecosystems, both from point and diffuse sources and usually are deposited in the sediments of lakes and reservoirs. The input of diffuse pollutants in the environment is of difficult ...
Avaliação da influência de borda em vegetação heterogênea com análise de padrão espacial
(Universidade Federal de São Carlos, 2015-02-20)
Edge influence, the set of modifications in the natural environment next to abrupt anthropogenic or natural edges, is a serious threat to biodiversity in fragmented environments. Common examples of edge influence include ...
Exploração de Euterpe edulis Mart. (Arecaceae): efeitos sobre a estrutura de comunidades vegetais
(Universidade Federal de São Carlos, 2015-02-27)
The harvesting of non-timber forest products (NTFPs) has been considered as a low-impact activity. However, the increasing demand of these products made greater the exploitation, which may cause depletion of resources in ...
Invasividade de Hedychium coronarium J. Köenig (Zingiberaceae) em diferentes umidades do solo
(Universidade Federal de São Carlos, 2015-02-05)
Biological invasion is a threat to biodiversity, due to competition for resources between invaders and native organisms, decreasing the overall biodiversity. So, studies about the invasiveness of the ecossystems and invasion ...
Atividades biológicas de duas espécies de Myrsine L. (Primulaceae) e de Tithonia diversifolia (Hemsl.) A. Gray (Asteraceae)
(Universidade Federal de São Carlos, 2015-03-31)
Plants species from Brazilian savanna often have defense mechanisms in response to the low nutrient content of the soil, the light intensity, the competition for resources and drought, pronounced by deep water deficit, to ...
A comunidade zooplanctônica de rios amazônicos na área de influência da Usina Hidrelétrica de Santo Antônio do Madeira, RO: diferentes abordagens no monitoramento
(Universidade Federal de São Carlos, 2015-03-09)
The growing world interest for the Amazon region has risen up the most diverse issues. Among these are those of ecological importance, to promote the conservation and maintenance of natural resources of the region. It was ...
Atividade fitotóxica de Serjania lethalis A. St.-Hil. e Sapindus saponaria L. (Sapindaceae) e identificação de metabólitos secundários
(Universidade Federal de São Carlos, 2015-03-06)
The organization and dynamic of community are determined, among other factors, by the balance of positive and negative interactions of species. Research of plants with allelopathic activity comes from the need to introduce ...
Invasibilidade de Hovenia dulcis Thunberg (Rhamnaceae) em Floresta Atlântica no sul do Brasil
(Universidade Federal de São Carlos, 2015-03-13)
Biological invasions are a major threat to biodiversity conservation, and many studies have been conducted to give an answer to why some ecosystems are more invaded than others. Canopy openness and the litter thickness may ...