Determinação da área foliar em videira cultivar Niagara Rosada

  • Pedro Júnior M
  • Ribeiro I
  • Martins F
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Abstract

Foi estudada a relação entre a área foliar (AF) e a largura da folha (L) em videira do cultivar Niagara Rosada. A área foliar pode ser estimada pelo uso de um coeficiente que corrige a área do círculo, considerando seu diâmetro igual à largura da folha, mediante a fórmula: AF = 0,85 pi (L/2)².Width of leaf blade was closely correlated with leaf area in leaves of grapes cv. Niagara Rosada. It was found that the shape of any leaf was similar to a circle. A short-cut procedure for estimating easily, rapidly and precisely the leaf area was developed. The equation relating leaf area (AF) to width of leaf blade (L) was: AF = 0.85 pi (L/2)².

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Pedro Júnior, M. J., Ribeiro, I. J. A., & Martins, F. P. (1986). Determinação da área foliar em videira cultivar Niagara Rosada. Bragantia, 45(1), 199–204. https://doi.org/10.1590/s0006-87051986000100021

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