Douglas-fir provenance phenology observations
Lavadinović, Vera, Isajev, Vasilije, Rakonjac, Ljubinko, Popović, Vladan, Lučić, Aleksandar
Dependence of douglas-fir mean height on geographic origin of canadian provenances in seedling nursery conditions
Popović, Vladan, Lavadinović, Vera, Bjelanović, Ivan, Lavadinović, Vukan