148 research outputs found

    Manejo integrado de mosca-branca.

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    bitstream/CNPH-2009/31447/1/cot_30.pd

    Os geminivírus em sistema de produção integrada de tomate indústria.

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    bitstream/item/75714/1/ct-71.pd

    Novas formas de manejo integrado da traça-do-tomateiro.

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    bitstream/item/23625/1/villas-boas-novas.pd

    Estudo preliminar do controle biológico da traça-do-tomateiro com o parasitóide Trichogramma pretiosum em ambientes protegidos.

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    Made available in DSpace on 2011-04-09T16:15:26Z (GMT). No. of bitstreams: 1 medeirosestudo.pdf: 682469 bytes, checksum: f1db95f19d9e467dbe451e979e76bb42 (MD5) Previous issue date: 2009-05-0

    Engineering squeezed states in high-Q cavities

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    While it has been possible to build fields in high-Q cavities with a high degree of squeezing for some years, the engineering of arbitrary squeezed states in these cavities has only recently been addressed [Phys. Rev. A 68, 061801(R) (2003)]. The present work examines the question of how to squeeze any given cavity-field state and, particularly, how to generate the squeezed displaced number state and the squeezed macroscopic quantum superposition in a high-Q cavity

    Concentração de N, P e K na parte aÊrea de plantas de crisântemo cultivadas em vaso, em ambiente protegido sob níveis de condutividade elÊtrica.

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    O presente trabalho foi desenvolvido com o objetivo de avaliar os efeitos de níveis de condutividade elÊtrica, em cultivo protegido como meio de indicar a melhor concentração de sais a serem aplicadas às plantas de crisântemo de forma a suprir a demanda de N, P e K. O experimento foi conduzido no município de Paranapanema (Holambra II), Estado de São Paulo..

    Manejo de pragas da soja.

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    Introdução. Pragas principais. Pragas secundårias. Danos das pragas e níveis de ação. Amostragem das pragas da soja. Inimigos naturais. Controle de pragas. Resultados alcançados. Futuro do programa.bitstream/item/77397/1/CNPSO-CIR.-TEC.-05-88.pd

    Teleportation of a Zero-and One-photon Running Wave State by Projection Synthesis

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    We show how to teleport a running wave superposition of zero- and one-photon field state through the projection synthesis technique. The fidelity of the scheme is computed taking into account the noise introduced by dissipation and the efficiency of the detectors. These error sources have been introduced through a single general relationship between input and output operators.Comment: 11 pages, 1 figur

    Squeezing arbitrary cavity-field states through their interaction with a single driven atom

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    We propose an implementation of the parametric amplification of an arbitrary radiation-field state previously prepared in a high-Q cavity. This nonlinear process is accomplished through the dispersive interactions of a single three-level atom (fundamental |g>, intermediate |i>, and excited |e> levels) simultaneously with i) a classical driving field and ii) a previously prepared cavity mode whose state we wish to squeeze. We show that, in the adiabatic approximantion, the preparation of the initial atomic state in the intermediate level |i> becomes crucial for obtaing the degenerated parametric amplification process.Comment: Final published versio
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