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8 research outcomes, page 1 of 1
  • publication . Article . 2009
    Open Access
    Authors:
    P. Surový; Andrea Olbrich; Andrea Polle; N. A. Ribeiro; B. Sloboda; Rosemarie Langenfeld-Heyser;
    Persistent Identifiers
    Publisher: Springer Science and Business Media LLC

    A new method for measuring annual growth rings in cork has been developed. It is based on the fact that excitation of Quercus suber L. cork cross-sectional planes with UV light and also with blue light results in enhanced autofluorescence at the growth ring borders. Thi...

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  • publication . Article . 2020
    Open Access English
    Authors:
    Adrián López-Villamor; Rafael Zas; Andrea Pérez; Yonatan Cáceres; Marta Nunes da Silva; Marta W. Vasconcelos; Carla Vázquez-González; Luis Sampedro; Alejandro Solla;
    Persistent Identifiers
    Publisher: Springer

    Key message Exogenous MJ does not alter the resin duct structure of pines in the cortex, but increases the number, density and mean size of resin ducts in the secondary xylem, particularly in Pinus sylvestris and P. radiata. Abstract Methyl jasmonate (MJ) is an organic ...

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  • publication . Article . 2008
    Open Access Portuguese
    Authors:
    Joana Vieira; Filipe Campelo; Cristina Nabais;
    Persistent Identifiers
    Project: FCT | POCI/CLI/58680/2004 (58680)

    Dendrochronology generally assumes that climate-growth relationships are age independent once the biological growth trend has been removed. However, tree physiology changes with age, namely photosynthetic capacity and hydraulic conductivity. We tested whether the radial...

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  • publication . Article . 2006
    Open Access
    Authors:
    Berta Gonçalves; Carlos Correia; Ana Paula Silva; Eunice Bacelar; Alberto Santos; Helena Ferreira; José Moutinho-Pereira;
    Persistent Identifiers
    Publisher: Springer Science and Business Media LLC

    To assess hydraulic architecture and limitations to water transport across scion–rootstock combinations (Prunus avium L. cultivar Van grafted on five differing size-controlling rootstocks: P. avium (vigorous) > CAB 11E > Maxma 14 > Gisela 5 > Edabriz (dwarfing)), we com...

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  • publication . Article . 2010
    Open Access English
    Authors:
    Glória Pinto; Sónia Silva; Lucinda Neves; Clara Araújo; Conceição Santos;
    Persistent Identifiers
    Publisher: Springer Verlag
    Project: FCT | POCI/AGR/60672/2004 (60672)

    We recently described a protocol for Eucalyptus globulus somatic embryogenesis (SE). For its immediate use at industrial levels, some stages of the process require better control. In particular, SE germination rates are variable, decreasing SE efficacy. As reserves may ...

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  • publication . Article . 2004
    Open Access English
    Authors:
    Graça Oliveira; Otília Correia; Maria Amélia Martins-Loução; F. M. Catarino;
    Persistent Identifiers
    Publisher: Springer-Verlag

    ACESSO via B-on: http://dx.doi.org/doi:10.1007/BF00197868 The phenology of Quercus suber L., a dominant species of the montados in the Iberian Peninsula, was studied for 2 years in southwest Portugal. The seasonal progression of phenological events was analyzed in seven...

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  • publication . Article . 1999
    Open Access
    Authors:
    Ana Maria Martins; Margarida Albuquerque Almeida Santos; Helena Santos; Maria Salomé S. Pais;
    Persistent Identifiers
    Publisher: Springer Science and Business Media LLC

    31P-Nuclear Magnetic Resonance (NMR) was used to assess phosphate distribution in ectomycorrhizal and nonmycorrhizal roots of Castanea sativa Mill. as well as in the mycorrhizal fungus Pisolithus tinctorius in order to gain insight into phosphate trafficking in these sy...

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  • publication . Article . 2016
    Open Access English
    Authors:
    Maria Amely Zavattieri; Carla Ragonezi; Krystyna Klimaszewska;
    Persistent Identifiers
    Publisher: Springer

    Vegetative propagation of superior conifer trees can be achieved, e.g., through rooted cuttings or rooted microshoots, the latter predominantly through in vitro tissue culture. Both techniques are used to achieve rapid multiplication of trees with favorable genetic comb...

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8 research outcomes, page 1 of 1