2,165 research outputs found

    Manejo integrado de corós em trigo e culturas associadas.

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    bitstream/CNPT-2010/40568/1/p-co203.pd

    ICONA: Inter Cluster ONOS Network Application

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    Several Network Operating Systems (NOS) have been proposed in the last few years for Software Defined Networks; however, a few of them are currently offering the resiliency, scalability and high availability required for production environments. Open Networking Operating System (ONOS) is an open source NOS, designed to be reliable and to scale up to thousands of managed devices. It supports multiple concurrent instances (a cluster of controllers) with distributed data stores. A tight requirement of ONOS is that all instances must be close enough to have negligible communication delays, which means they are typically installed within a single datacenter or a LAN network. However in certain wide area network scenarios, this constraint may limit the speed of responsiveness of the controller toward network events like failures or congested links, an important requirement from the point of view of a Service Provider. This paper presents ICONA, a tool developed on top of ONOS and designed in order to extend ONOS capability in network scenarios where there are stringent requirements in term of control plane responsiveness. In particular the paper describes the architecture behind ICONA and provides some initial evaluation obtained on a preliminary version of the tool.Comment: Paper submitted to a conferenc

    Cross-Border Investment, Conflict of Laws, and the Privatization of Securities Law

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    The rapid acceleration of transnational investing is occurring in an environment in which emerging markets, and foreign interest in these markets, are exploding. The issues involved with cross-border investment, conflict of laws and the privatization of securities law are examined

    Monitoramento de insetos (Coleoptera) no exterior de unidades armazenadoras.

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    bitstream/CNPT-2010/40616/1/p-co251.pd

    Identificação dos principais parasitóides (Hymenoptera: Aphelinidae e Braconidae, Aphidiinae) envolvidos no controle biológico de pulgões (Hemiptera: Aphididae) em trigo no sul do Brasil.

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    Informações que facilitam a identificação dos principais parasitóides de pulgões em trigo, para que sirva de ferramenta no monitoramento da eficácia destes insetos como agentes de controle biológico de pulgões.bitstream/item/84170/1/CNPT-COM.-TEC.-22-05.pd

    Identificação dos principais Coleoptera (Insecta) associados a produtos armazenados.

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    bitstream/CNPT-2010/40693/1/p-do75.pd

    Guia para identificação de larvas de Lepidoptera (Pyralidae e Gelechiidae) comumente encontradas em grãos armazenados.

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    bitstream/CNPT-2010/40580/1/p-co215.pd

    Brief communication: Towards a universal formula for the probability of tornadoes

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    A methodological approach is proposed to provide an analytical (exponential-like) expression for the probability of occurrence of tornadoes as a function of the convective available potential energy and the wind shear (or, alternatively, the storm relative helicity). The resulting expression allows the probability of tornado occurrence to be calculated using variables that are computed by weather prediction and climate models, thus compensating for the lack of resolution needed to resolve these phenomena in numerical simulations
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