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Now showing items 11-20 of 31
Interações fitoplâncton-bactéria: associações específicas e possíveis implicações ecológicas
(Universidade Federal de São Carlos, 2013-07-03)
The occurrence of nuisance phytoplankton blooms is a worldwide problem that affects water quality and other aquatic biota. Bacterial (non-cyanobacterial) communities can influence and interfere with the formation, maintenance ...
Hymenoptera parasitoides associados às larvas de Lepidoptera em reflorestamento e sistemas agroflorestais da fazenda Canchim (Embrapa Pecuária Sudeste), São Carlos, São Paulo, Brasil
(Universidade Federal de São Carlos, 2013-11-11)
Studies on flora and wildlife are important to help to understand the ecological processes that occur in response to use of management strategies. Hymenoptera are a key group for setting priorities for conservation, since ...
Estudo limnológico dos reservatórios Jaguari e Jacareí com ênfase na comunidade zooplanctônica
(Universidade Federal de São Carlos, 2013-08-30)
The zooplankton community plays an important role in the dynamics of aquatic ecosystems, especially in the energy flow and nutrient cycling. The density, the biomass, the taxonomic composition and the body size of these ...
Avaliação do retardamento do desenvolvimento de plântulas de espécies arbóreas nativas
(Universidade Federal de São Carlos, 2013-03-15)
Due to the high rates of environmental degradation and their consequences to the population, environmental recovery in many areas is an urgent need. Recovering degraded areas may be done by using several techniques alone ...
Estudo dos aspectos demográficos da onça-parda (Puma concolor) na Estação Ecológica de Itirapina no estado de São Paulo por meio da análise de amostras não invasivas
(Universidade Federal de São Carlos, 2013-02-25)
Landscape fragmentation and habitats loss caused by human activities have led to a decline cougar populations (Puma concolor). Delimiting populations and establish rates of migration between them is essential to understanding ...
Biodiversidade da fauna subterrânea na área cárstica de São Domingos, nordeste de Goiás: relevância versus visibilidade de táxons
(Universidade Federal de São Carlos, 2013-06-17)
In this issue, we did a survey of subterranean fauna in a karstic area from northeast of Goiás, considering both the tiny aquatic invertebrates as representatives of terrestrial communities. We verify the species composition ...
Avaliação da integridade de córregos a partir das características da paisagem: teste do protocolo WHEBIP para uma região tropical
(Universidade Federal de São Carlos, 2013-08-29)
Lotic systems are highly influenced by the landscape through which they flow, and changes in the landscape are the main threat to their ecological integrity. Evaluating the ecological "health" of lotic systems is essential ...
Estudos bioecológicos dos afídeos da alfafa
(Universidade Federal de São Carlos, 2013-02-08)
Aphids (Hemiptera: Aphidoidea) are insects considered as pests in many crops. Acyrthosiphon pisum, Aphis craccivora and Therioaphis trifolii f. maculata, occur often in alfalfa crops (Medicago sativa) in Brazil, causing ...
Biotransformação do pesticida metil paration por fungos isolados da ascídia Didemnum ligulum
(Universidade Federal de São Carlos, 2013-07-29)
Pesticides are potentially toxic compounds to humans and other living beings, which are indispensable for pests removal in agriculture worldwide. The result of their overuse is the inevitable contamination of aquatic and ...
A fauna de microgastrinae (Hymenoptera:Braconidae) em fragmentos de Mata Atlântica do Estado de São Paulo
(Universidade Federal de São Carlos, 2013-04-29)
The Braconidae has been extensively used in biological control programs in tropical and subtropical agroecosystems. Species of the subfamily Microgastrinae are subject to agrarian, ecological and biological studies because ...