16 resultados para Scrap metals
Filtro por publicador
- Abertay Research Collections - Abertay University’s repository (2)
- Academic Archive On-line (Stockholm University; Sweden) (1)
- Academic Research Repository at Institute of Developing Economies (1)
- Acceda, el repositorio institucional de la Universidad de Las Palmas de Gran Canaria. España (3)
- AMS Tesi di Dottorato - Alm@DL - Università di Bologna (7)
- AMS Tesi di Laurea - Alm@DL - Università di Bologna (3)
- Aquatic Commons (3)
- ArchiMeD - Elektronische Publikationen der Universität Mainz - Alemanha (3)
- Archimer: Archive de l'Institut francais de recherche pour l'exploitation de la mer (1)
- Archive of European Integration (18)
- Aston University Research Archive (16)
- Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (11)
- Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (BDPI/USP) (125)
- Bioline International (4)
- BORIS: Bern Open Repository and Information System - Berna - Suiça (10)
- Brock University, Canada (11)
- CentAUR: Central Archive University of Reading - UK (25)
- CiencIPCA - Instituto Politécnico do Cávado e do Ave, Portugal (2)
- Cochin University of Science & Technology (CUSAT), India (47)
- Comissão Econômica para a América Latina e o Caribe (CEPAL) (3)
- Consorci de Serveis Universitaris de Catalunya (CSUC), Spain (15)
- Digital Archives@Colby (1)
- Digital Commons - Montana Tech (7)
- Digital Commons at Florida International University (4)
- DigitalCommons@The Texas Medical Center (2)
- Diposit Digital de la UB - Universidade de Barcelona (4)
- Doria (National Library of Finland DSpace Services) - National Library of Finland, Finland (16)
- DRUM (Digital Repository at the University of Maryland) (1)
- Greenwich Academic Literature Archive - UK (5)
- Harvard University (2)
- Institutional Repository of Leibniz University Hannover (1)
- INSTITUTO DE PESQUISAS ENERGÉTICAS E NUCLEARES (IPEN) - Repositório Digital da Produção Técnico Científica - BibliotecaTerezine Arantes Ferra (15)
- Instituto Nacional de Saúde de Portugal (1)
- Instituto Politécnico de Leiria (2)
- Instituto Politécnico do Porto, Portugal (26)
- Martin Luther Universitat Halle Wittenberg, Germany (1)
- Ministerio de Cultura, Spain (2)
- National Center for Biotechnology Information - NCBI (5)
- Open Access Repository of Indian Theses (1)
- Publishing Network for Geoscientific & Environmental Data (106)
- Repositório Alice (Acesso Livre à Informação Científica da Embrapa / Repository Open Access to Scientific Information from Embrapa) (6)
- Repositório Científico da Universidade de Évora - Portugal (1)
- Repositório Científico do Instituto Politécnico de Lisboa - Portugal (21)
- Repositório da Produção Científica e Intelectual da Unicamp (16)
- Repositório da Universidade Federal do Espírito Santo (UFES), Brazil (2)
- Repositório digital da Fundação Getúlio Vargas - FGV (1)
- Repositório Institucional da Universidade de Aveiro - Portugal (1)
- Repositório Institucional da Universidade Estadual de São Paulo - UNESP (3)
- Repositório Institucional UNESP - Universidade Estadual Paulista "Julio de Mesquita Filho" (71)
- RUN (Repositório da Universidade Nova de Lisboa) - FCT (Faculdade de Cienecias e Technologia), Universidade Nova de Lisboa (UNL), Portugal (14)
- SAPIENTIA - Universidade do Algarve - Portugal (1)
- Scielo Saúde Pública - SP (16)
- Universidad Autónoma de Nuevo León, Mexico (1)
- Universidad de Alicante (3)
- Universidad Politécnica de Madrid (11)
- Universidade do Minho (1)
- Universidade dos Açores - Portugal (2)
- Universidade Estadual Paulista "Júlio de Mesquita Filho" (UNESP) (4)
- Universidade Federal do Pará (1)
- Universitat de Girona, Spain (5)
- Universitätsbibliothek Kassel, Universität Kassel, Germany (2)
- Université de Lausanne, Switzerland (2)
- Université Laval Mémoires et thèses électroniques (1)
- University of Canberra Research Repository - Australia (1)
- University of Michigan (126)
- University of Queensland eSpace - Australia (115)
- University of Washington (1)
Resumo:
Heavy metals can accumulate in soil and cause phytotoxicity in plants with some specific symptoms. The present study evaluated the specific symptoms on rice and soybeans plants caused by excess of heavy metals in soil. Rice and soybean were grown in pots containing soil with different levels of heavy metals. A completely randomized design was used, with four replications, using two crop species and seven sample soils with different contamination levels. Rice and soybean exhibited different responses to the high concentrations of heavy metals in the soil. Rice plants accumulated higher Cu, Mn, Pb and Zn concentrations and were more sensitive to high concentrations of these elements in the soil, absorbing them more easily compared to the soybean plants. However, high available Zn concentrations in the soil caused phytotoxicity symptoms in rice and soybean, mainly chlorosis and inhibited plant growth. Further, high Zn concentrations in the soil reduced the Fe concentration in the shoots of soybean and rice plants to levels considered deficient.