2
views
0
recommends
+1 Recommend
1 collections
    0
    shares
      • Record: found
      • Abstract: found
      • Article: found
      Is Open Access

      Heavy metals content in soils and cocoa tissues in Magdalena department Colombia: emphasis in cadmium Translated title: Teor de metais pesados em solos e tecidos de cacau no departamento de Magdalena, Colômbia: ênfase no cádmio Translated title: Contenido de metales pesados en suelos y tejidos de cacao en el departamento del Magdalena, Colombia: énfasis en cadmio

      research-article

      Read this article at

      Bookmark
          There is no author summary for this article yet. Authors can add summaries to their articles on ScienceOpen to make them more accessible to a non-specialist audience.

          Abstract

          ABSTRACT Cocoa (Theobroma cacao L.) is a species originating from the humid tropics. Over 70,000 km2 worldwide is dedicated to growing cocoa, and approximately 30% of its global production is concentrated in the equatorial regions of Central and South America, the Antilles and tropical Asia. The demand for cocoa is growing significantly but the presence of cadmium (Cd) in the species is a potential problem limiting its commercialization. The present study determined the Cd, Ni, Pb and Cr content in two cocoa-producing regions in northern Colombia. Foliage (leaf, bean and shell) and soil were analyzed. The mean Ni, Pb and Cr content in the plant tissue did not exceed the maximum permissible limits set by the United States Environmental Protection Agency (EPA). The mean Cd content in the beans was 0.51 mg kg-1 in region 1 and 0.66 mg kg-1 in region 2, which are considered risky per reports from the European Union and restrict the product's export. These results serve as a reference for future research on cocoa.

          Translated abstract

          RESUMO O cacau (Theobroma cacao L) é uma espécie originária dos trópicos úmidos. Mais de 70.000 km2 em todo o mundo são dedicados à sua cultura e aproximadamente 30% de sua produção global está concentrada nas regiões equatoriais da América Central e do Sul, Antilhas e Ásia tropical. A demanda por cacau está crescendo significativamente, mais a presença de cádmio (Cd) nas espécies é um problema potencial que limita sua comercialização. O presente estudo determinou o teor de Cd, Ni, Pb e Cr em duas regiões produtoras de cacau no norte da Colômbia. A folhagem (folha, feijão e casca) e o solo foram analisados. O teor médio de Ni, Pb e Cr no tecido vegetal não excedeu os límites máximos permitidos estabelecidos pela Agência de Proteção Ambiental dos Estados Unidos (EPA). O conteúdo médio de Cd nos grãos foi de 0,51 mg kg-1 na região 1 e 0,66 mg kg-1 na região 2, que são considerados de risco por relatórios da União Europeia e restringem a exportação do produto. Esses resultados servem como referência para futuras pesquisas sobre cacau.

          Translated abstract

          RESUMEN El cacao (Theobroma cacao L.) es una especie originaria de los trópicos húmedos. Más de 70,000 km2 en todo el mundo están dedicados a su cultivo y aproximadamente el 30% de su producción mundial se concentra en las regiones ecuatoriales de América Central y del Sur las Antillas y Asia tropical. La demanda de cacao está creciendo significativamente, pero la presencia de cadmio (Cd) en la especie es un problema potencial que limita su comercialización. El presente estudio determinó el contenido de Cd, Ni, Pb y Cr en dos regiones productoras de cacao en el norte de Colombia. Se analizaron el tejido (hoja, frijol y cáscara) y el suelo. El contenido medio de Ni, Pb y Cr en el tejido vegetal no excedió los límites máximos permisibles establecidos por la Agencia de Protección Ambiental (EPA) de los Estados Unidos. El contenido medio de Cd en los frijoles fue de 0,51 mg kg-1 en la región 1 y 0,66 mg kg-1 en la región 2, que se consideran riesgosos según los informes de la Unión Europea y restringen la exportación del producto. Estos resultados sirven como referencia para futuras investigaciones sobre el cacao.

          Related collections

          Most cited references44

          • Record: found
          • Abstract: found
          • Article: not found

          Plant science: the key to preventing slow cadmium poisoning.

          Practically all human populations are environmentally exposed to cadmium (Cd), mostly through plant-derived food. A growing body of epidemiological evidence suggests that there is no margin of safety between current Cd exposure levels and the threshold for adverse health effects and, hence, there is an urgent need to lower human Cd intake. Here we review recent studies on rice (Oryza sativa) and Cd-hyperaccumulating plants that have led to important insights into the processes controlling the passage of Cd from the soil to edible plant organs. The emerging molecular understanding of Cd uptake, root retention, root-to-shoot translocation and grain loading will enable the development of low Cd-accumulating crops. Copyright © 2012 Elsevier Ltd. All rights reserved.
            Bookmark
            • Record: found
            • Abstract: not found
            • Article: not found

            Factors influencing quality variation in cocoa (Theobroma cacao) bean flavour profile — A review

              Bookmark
              • Record: found
              • Abstract: not found
              • Article: not found
              Is Open Access

              Cadmium and Phosphorous Fertilizers: The Issues and the Science

                Bookmark

                Author and article information

                Journal
                entra
                Entramado
                Entramado
                Universidad Libre de Cali (Cali, Valle, Colombia )
                1900-3803
                2539-0279
                December 2020
                : 16
                : 2
                : 298-310
                Affiliations
                [3] Santa Marta Magdalena orgnameUniversidad del Magdalena Colombia jvasquez@ 123456unimagdalena.edu.co
                [2] Santa Marta Magdalena orgnameUniversidad del Magdalena Colombia npiraneque@ 123456unimagdalena.edu.co
                [1] Santa Marta Magdalena orgnameUniversidad del Magdalena Colombia saguirre@ 123456unimagdalena.edu.co
                Article
                S1900-38032020000200298 S1900-3803(20)01600200298
                10.18041/1900-3803/entramado.2.6753
                57a5f902-d87a-4bd8-a27c-da5ac830b80e

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

                History
                : 20 February 2020
                : 25 May 2020
                Page count
                Figures: 0, Tables: 0, Equations: 0, References: 45, Pages: 13
                Product

                SciELO Colombia

                Categories
                Science and Technology

                soil pollutants,Theobroma cacao L,Cocoa bean,Theobroma cacao L.,Almendra de cacao,heavy metals,seguridad alimentaria,segurança alimentar,food safety,metales pesados,poluentes do solo,metais pesados,contaminantes del suelo,Grãos de cacau

                Comments

                Comment on this article