https://catalogue-scientifique.canada.ca/record=3375103~S6*frc
Rechercher International Union of Forest Research Organizations Working Party (S2.06-01); Rechercher IUFRO Working Party on Root and Butt Rot in Conifers. European Regional Meeting Poznan, Poland; Rechercher International Union of Forest Research Organizations
Polish Academy of Sciences, Committee of Forest Sciences, 1981
Livre