TY - JOUR AU - Ivanova, Maria A. PY - 2012/04/01 TI - Some morphological and biochemical features of micropropagated plants of white birch (Betula pubescens Ehrh.) growing under ex vitro on artificial and natural substrates JF - Modern Phytomorphology; Vol 2 (2012)DO - 10.5281/zenodo.162436 KW - N2 - It was established that it is desirable to use mixtures based on natural substrates (peat and mixture of peat and sand in the ratio 3:1) for the growing of genetically uniform planting stock of birch in ex vitro conditions. UR - http://ojs.phytomorphology.org/index.php/MP/article/view/379