16,832 research outputs found

    Os cuidados com a mistura de racoes na propriedade.

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    Tipos de misturadores; Como misturar as racoes na propriedade; Como determinar o tempo otimo de mistura de um misturador?; Metodologia; Outros cuidados importantes.bitstream/item/57936/1/CUsersPiazzonDocumentsCIT-19.pdf; bitstream/item/67821/1/CUsersPiazzonDocumentsProntosCNPSA-DOCUMENTOS-19-OS-CUIDADOS-COM-A-MISTURA-DE-RACOES-NA-PROPRIEDADE-FL-12801A.pd

    Mini misturador horizontal com capacidade para 1,3 kg.

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    bitstream/item/85384/1/DCOT-308.pd

    Ervilha: uma nova opção de alimento para suínos.

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    bitstream/item/85486/1/DCOT-318.pd

    Metodologia para a determinação da intensidade de coloração em grãos de milho.

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    bitstream/CNPSA/15614/1/cot260.pd

    Numerical modeling of surface runoff and erosion due to moving rainstorms at the drainage basin scale

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    A physically-based distributed erosion model (MEFIDIS) was applied to evaluate the consequences of storm movement on runoff and erosion from the Alenquer basin in Portugal. Controlled soil flume laboratory experiments were also used to test the model. Nine synthetic circular storms were used, combining three storm diameters (0.5, 1 and 2 times the Alenquer basin's axial length) with three speeds of storm movement (0.5, 1 and 2 m/s); storm intensities were synthesized in order to maintain a constant rainfall depth of 50 mm. The model was applied to storms moving downstream as well as upstream along the basin's axis. In all tests, downstream-moving storms caused significantly higher peak runoff (56.5%) and net erosion (9.1%) than did upstream-moving storms. The consequences for peak runoff were amplified as the storm intensity increased. The hydrograph shapes were also different: for downstream-moving storms, runoff started later and the rising limb was steeper, whereas for upstream moving storms, runoff started early and the rising limb was less steep. Both laboratory and model simulations on the Alenquer basin showed that the direction of storm movement, especially in case of extreme rainfall events, significantly affected runoff and soil loss.http://www.sciencedirect.com/science/article/B6V6C-4K7WTYF-3/1/05f00859098982a6ae43cfee9cc48fe
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