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      Relação chuva-perdas por erosão Translated title: Relationship of rainfall - Erosion losses

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      Bragantia
      Instituto Agronômico de Campinas

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          Abstract

          Perdas de terra e água foram correlacionadas com um fator previamente calculado, que leva em conta a intensidade, a duração e a freqüência das chuvas. Os dados utilizados correspondem a um período de 16 anos e foram coletados no Centro Experimental de Campinas, em talhão experimental cultivado com algodão, continuadamente, em Latossolo Roxo, com declive de 9,9%. Foram estabelecidas relações anuais e mensais, como também procurou-se destacar as relações para o período de outubro a março. As perdas de terra e água apresentaram correlações altamente significativas com o fator chuva, para as combinações selecionadas.

          Translated abstract

          Soil and water losses data were correlated to a previously calculeted rainfall factor which includes rainfall characteristics like intensity, duration and frequency. Data used were recorded and accumulated for a 16 year period at the Centro Experimental de Campinas, from experimental plots planted to continuous cotton on a Latossolo Roxo soil with a 9.9% slope. Correlation studies were conducted between the calculated rfactor and annual and monthly soil and water losses; similar studies were also undertaken for the specific period spanning from October to March. High correlation indexes were found between soil and water losses data and the rainfall factor.

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          Most cited references9

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          A Rainfall Erosion Index for a Universal Soil-Loss Equation1

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            Determinação de perdas por erosão

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              • Record: found
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              Sistemas coletores para a determinação de perdas por erosão

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                Author and article information

                Journal
                brag
                Bragantia
                Bragantia
                Instituto Agronômico de Campinas (Campinas, SP, Brazil )
                0006-8705
                1678-4499
                1972
                : 31
                : unico
                : 227-234
                Affiliations
                [01] orgnameInstituto Agronômico orgdiv1Seção de Conservação do Solo
                Article
                S0006-87051972000100019 S0006-8705(72)03100019
                4018e880-4e3c-475c-869f-2f43500ca072

                This work is licensed under a Creative Commons Attribution 4.0 International License.

                History
                : 28 October 1971
                Page count
                Figures: 0, Tables: 0, Equations: 0, References: 9, Pages: 8
                Product

                SciELO Brazil


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