GROWTH AND MICRONUTRIENT CONCENTRATION IN MAIZE PLANTS UNDER NICKEL AND LIME APPLICATIONS

Authors

  • Gilmar Nunes Torres Universidade Federal de Mato Grosso, Cuiabá, MT
  • Sânia Lúcia Camargos Universidade Federal de Mato Grosso, Cuiabá, MT
  • Oscarlina Lucia dos Santos Weber Universidade Federal de Mato Grosso, Cuiabá, MT
  • Kelly Dayana Benedet Maas Department of Environmental Engineering, University Center of Várzea Grande, Cuiabá, MT
  • Walcylene Lacerda Matos Pereira Scaramuzza Universidade Federal de Mato Grosso, Cuiabá, MT

DOI:

https://doi.org/10.1590/1983-21252016v29n403rc

Keywords:

Micronutrients. Toxicity. Antagonism. Synergism.

Abstract

The experiment was conducted in a greenhouse located at the Federal University of Mato Grosso, Cuiaba-MT, from March to May 2012. The objective was to assess the effects of different rates of nickel application with and without liming on maize growth and micronutrient levels. The study was a randomized block design in a 2 x 5 factorial arrangement with four replicates, for a total of 40 plots, including with and without liming and five rates of nickel application, on a clayey Red Yellow Latosol (Oxisol, USDA classification and Ferralsol, FAO classification). Both lime and nickel applications influenced plant growth, reducing plant development with increased nickel application without liming. It was also observed that both lime and nickel applications altered micronutrient levels in the maize plants, independent of which part of the plant was evaluated. Nickel played an antagonistic role with manganese and zinc and a synergistic role with copper and iron.

Author Biographies

  • Gilmar Nunes Torres, Universidade Federal de Mato Grosso, Cuiabá, MT
    Engenheiro Agrônomo - Universidade do Estado de Mato Grosso; Doutorando em Agricultura Tropical pela Universidade Federal do Mato Grosso.
  • Sânia Lúcia Camargos, Universidade Federal de Mato Grosso, Cuiabá, MT
    Professora Associada II da Universidade Federal de Mato Grosso, Faculdade de Agronomia, Medicina Veterinária e Zootecnia/FAMEVZ - Universidade Federal de Mato Grosso/UFMT; Av. Fernando Corrêa da Costa, Bairro Boa Esperança. Cuiabá - MT - 78060-900.
  • Oscarlina Lucia dos Santos Weber, Universidade Federal de Mato Grosso, Cuiabá, MT
    Professora Adjunto do Departamento de Solos e Engenharia Rural - Faculdade de Agronomia, Medicina Veterinária e Zootecnia/FAMEVZ - Universidade Federal de Mato Grosso/UFMT; Av. Fernando Corrêa da Costa, Bairro Boa Esperança. Cuiabá - MT - 78060-900.
  • Kelly Dayana Benedet Maas, Department of Environmental Engineering, University Center of Várzea Grande, Cuiabá, MT
    Doutoranda do Programa de Pós-graduação em Agricultura Tropical - UFMT e professora do curso de Engenharia ambiental do Centro Universitário de Várzea Grande.
  • Walcylene Lacerda Matos Pereira Scaramuzza, Universidade Federal de Mato Grosso, Cuiabá, MT
    Professora Adjunto do Departamento de Solos e Engenharia Rural - Faculdade de Agronomia, Medicina Veterinária e Zootecnia/FAMEVZ - Universidade Federal de Mato Grosso/UFMT; Av. Fernando Corrêa da Costa, Bairro Boa Esperança. Cuiabá - MT - 78060-900.

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Published

13-09-2016

Issue

Section

Agronomy