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Now showing items 21-30 of 37
Caracterização populacional de Cichla kelberi (Perciformes: Cichlidae) no reservatório do Lobo (Broa), Brotas / Itirapina - SP
(Universidade Federal de São Carlos, 2007-02-23)
The Cichla kelberi population was
characterized in terms of sexual proportion, size structure and some reproductive aspects. The
collects were made in two distinct periods. The first, from November 2002 to November ...
Interferência de fatores bióticos e abióticos na propagação e conservação de Casearia sylvestris Swartz (Salicaceae)
(Universidade Federal de São Carlos, 2007-03-28)
C. sylvestris presents great economic and social importance, being used as phytotherapic. The objective of first chapter was to supply informations on the reproductive phenophase, morphology and seed germination of C. ...
Composição e distribuição de coleoptera aquáticos (insecta) em córregos de baixa ordem no Estado de São Paulo, Brasil.
(Universidade Federal de São Carlos, 2007-05-04)
The beetles are an important part of the insect fauna of most aquatic ecosystems. However,
with the exception of the Elmidae, they have not been used extensively for water quality
evaluation. This is due in large part to ...
A fauna de Doryctinae (Hymenoptera: Braconidae) em remanescentes de Mata Atlântica Ombrófila Densa
(Universidade Federal de São Carlos, 2007-02-02)
Keystone species include parasitic wasps, which are natural enemies of
phytophagous insects. The Atlantic Rain Forest holds an astonishing abundance of
Doryctinae subfamily (Hymenoptera: Braconidae), and this study focused ...
Rustificação de plantas jovens de Coffea arabica L
(Universidade Federal de São Carlos, 2007-06-06)
Young plants of Coffea arabica grafted over C. canephora were submitted to six watering cycles (WC) during 35 days. Each WC was accomplished until net photosynthesis (PN) close to zero or leaf water potential (Ψ) close ...
Composição florística e estrutura fitossociológica de uma floresta estacional semidecidual em Araras, SP
(Universidade Federal de São Carlos, 2007-10-04)
The purpose of this study was to analyze the specific composition of tree, arboreal structure, infestation by climbers, canopy layer and compare the results with other forest fragments and, from these, to form a data bank ...
Perspectivas a um manejo sustentável subsidiado pela ecologia humana : o caso da captura do caranguejo-uçá, Ucides cordatus no município de Cananéia - SP - Brasil.
(Universidade Federal de São Carlos, 2007-02-27)
The sustainable management should be the principal objective of any proposal to
regulate and to use natural resources. Based on concepts of ecodevelopment and
viable development, the present research evaluated sustainability ...
Macroinvertebrados em córregos da região da Mata Atlântica (Sudeste do Brasil): influência da cultivo de banana
(Universidade Federal de São Carlos, 2007-08-31)
The integrity of aquatic ecosystems has been compromised by innumerable anthropogenic actions, for example, extensive agriculture that has been producing alterations in water quality and aquatic community characteristics. ...
Macrófitas aquáticas submersas: fotossíntese, crescimento e variáveis abióticas da água
(Universidade Federal de São Carlos, 2007-06-06)
Cabomba furcata and Egeria najas are rooted submerged species of aquatic macrophytes that occurred in Oleo Lagoon (21° 36 S e 47° 49 W), Mogi-Guaçu river floodplain (Ecological Station of Jataí, Luiz Antônio, SP). ...
Aspectos da história de vida de Guadua tagoara (Nees) Kunth (Poaceae:Bambuseae) na Serra dos Órgãos, RJ
(Universidade Federal de São Carlos, 2007-05-30)
Guadua tagoara (Nees) Kunth is a large sized bamboo native of the Brazilian Atlantic Rain Forest, with a semi-scandent habitat, pachymorphic rhizome and thorns for fixation on trees. Nowadays this bamboo is considered an ...