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Now showing items 41-50 of 344
Efeito do alimento contaminado com cobre sobre o ciclo de vida e produção secundária de Daphnia laevis
(Universidade Federal de São Carlos, 2009-06-10)
With the advance of industrialization, there was an increase in the quantity of substances discharged in nature without treatment. Many of these substances are toxic and can cause adverse effects to aquatic biota, and may ...
Perda de matéria orgânica dissolvida por células flutuantes de cianobactérias potencialmente tóxicas expostas a altas intensidades de luz
(Universidade Federal de São Carlos, 2006-08-28)
Anabaena spiroides and Microcystis aeruginosa are cyanobacteria that frequently bloom in Barra Bonita Reservoir. These floating organisms and the characteristic turbulence found at the reservoir exposure the cells to higher ...
Importância do prado de capim marinho (Halodule writhii Aschers) na composição da fauna de Crustacea Brachyura e na dinâmica trófica das espécies de Callinectes (Crustacea, Portunidae) na ilha de Itamaracá - Pernambuco - Brasil
(Universidade Federal de São Carlos, 2006-06-06)
With aim to know the community structure of the Crustacea Brachyura and analyze the
trophic dynamics of the species Callinectes dane, C. larvatus e C. ornatus in the seagrass bed of
Halodule wrightii Aschers, studies ...
Interações de agentes naturais no controle populacional de Spodoptera frugiperda Smith (1797) (Lepidoptera:Nocturidae) em milho (Zea mays).
(Universidade Federal de São Carlos, 2002-05-28)
It was evaluated the possible interactions among the following
agents of natural control of Spodoptera frugiperda (Lepidoptera: Noctuidae):
Campoletis flavicincta (Hymenoptera: Ichneumonidae), the Nuclear
Polyhedrosis Virus ...
Efeitos da natação sustentada no crescimento, na densidade de estocagem e na composição corporal em juvenis de matrinxã, Brycon amazonicus. Aspectos adaptativos e respostas metabólicas.
(Universidade Federal de São Carlos, 2007-02-28)
Fast growth, followed by high stocking density set up
productivity and profitability in aquaculture intensive systems.
These are actually challenges for fish producers and researchers.
Matrinxa, Brycon amazonicus is a ...
Conservação, viabilidade e vigor de diásporos e crescimento inicial de mudas de aroeira (Myracrodruon urundeuva Fr. Allem.)
(Universidade Federal de São Carlos, 2007-10-24)
The increase of the antropic action on the different forms of
vegetation imposes the necessity to study the forest species, as much as for its conservation,
as for its use in environment and productive plantations. If ...
Estrutura e funcionamento de copas em espécies arbóreas de cerrado com distintas fenologias foliares
(Universidade Federal de São Carlos, 2009-02-20)
The relationships among shoot inclination, light interception, photosynthetic capacity along shoot, biomass partitioning in leaves and shoots and the canopy structure were investigated in deciduous, semideciduous and ...
Produção primária com ênfase na excreção de matéria orgânica dissolvida por populações fitoplanctônicas naturais do reservatório de Barra Bonita, SP
(Universidade Federal de São Carlos, 2006-09-04)
To quantify the primary productivity in a fixed sampling station at the Barra Bonita Reservoir, monthly sampling from July/03 to August/04 were performed in three different depths in the euphotic ...
Caracterização ambiental da paisagem urbana de Erechim e do Parque Municipal Longines Malinowski. Erechim - RS.
(Universidade Federal de São Carlos, 2002-10-06)
It was carried out the analysis and the environmental characterization of the urban area as a subsidy to the review of the Urban Development Directive Plan of the municipality of Erechim (Rio Grande do Sul, Brazil), ...
Estruturação populacional do camarão-rosa sobreexplotado Farfantepenaeus paulensis (Pérez Farfante, 1967) no litoral sul-sudeste brasileiro e seu significado para a conservação
(Universidade Federal de São Carlos, 2009-02-18)
Farfantepenaeus paulensis, also known as pink shrimp, is a shrimp species usually found from Ilhéus (Bahia, Brazil) to Mar Del Plata (Argentina) and represents an important employment source for many Brazilian fisher s ...