Haku
Viitteet 1-2 / 2
Micropropagated silver birches (Betula pendula) in the the field - performance and clonal differences
(Finnish Society of Forest ScienceFinnish Forest Research Institute, 2001)
Growth, crown structure and seed production of birch seedlings, grafts and micropropagated plants
(Finnish Society of Forest ScienceFinnish Forest Research Institute, 1995)