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Wyświetlanie pozycji 1-2 z 2

    • The first Polish provenance experiments with silver fir Abies alba Mill. 

      Gunia, Stanisław; Łukaszewicz, Jan; Szeligowski, Henryk (Instytut Badawczy Leśnictwa (Forest Research Institute), Sękocin Stary, Poland, 2019-09-15)
      Silver fir Abies alba Mill. provenance trials started in Poland a few years after Pavari (1951) proved that the origin of this tree species influences its genetic variability. Further confirmation came from provenance ...

    • Modeling light conditions on the forest floor 

      Bolibok, Leszek; Brach, Michał; Drozdowski, Stanisław; Orzechowski, Michał (Instytut Badawczy Leśnictwa, 2013-12)
      Contemporary models of light conditions on the forest floor can be divided into two categories: undercanopy models that allow the light conditions in a stand under the canopy to be simulated, and models that take into ...