Fertlizaton of onion with phosphorus and potassium in an area with residual fertlizaton of tomato

Authors

  • Anderson Fernando Wamser Epagri/Estação Experimental de Caçador
    • Atsuo Suzuki Epagri/Estação Experimental de Caçador
      • Siegfried Mueller Epagri/Estação Experimental de Caçador
        • Marcio de Medeiros Gonçalves Gonçalves Epagri/Estação Experimental de Caçador
          • Janice Valmorbida Epagri/Estação Experimental de Caçador
            • Walter Ferreira Becker Epagri/Estação Experimental de Caçador

              DOI:

              https://doi.org/10.52945/rac.v24i3.707

              Keywords:

              Allium cepa L., adubação residual, nutrição de plantas

              Abstract

              The aim of this study was to evaluate the response of onion crops to phosphorus and potassium fertlizaton in areas of succession to the tomato. Two experiments were conducted in the 2009 season, in an area of no-tll vegetable area and another in conventonal plantng of vegetables. The experimental design was a randomized complete block with fve replicatons and four treatments (zero, 50%, 100% and 150% of the recommended doses of P and K for onion crops). The recommended doses were 120kg/ ha of P2O5 and 90kg/ha of K2O. The variables were marketable yield and average bulb weight. The marketable yield of onion was
              not affected by the levels of P and K, except for bulb yield class 4, which showed higher values as of 50% of the recommended dose.

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              Published

              2011-04-28

              Issue

              Section

              Scientific Note Article

              How to Cite

              Fertlizaton of onion with phosphorus and potassium in an area with residual fertlizaton of tomato. (2011). Agropecuária Catarinense Journal, 24(3), 86-88. https://doi.org/10.52945/rac.v24i3.707