PDF a Article Keller, E.R.J. Cryopreservation for Maintenance of Plant Germplasm in Germany 2007 - Firenze University Press Is part of Advances in horticultural science [rivista dell'ortofloroftutticoltura italiana]. 21 (N. 4) - Special Issue on Technology, Application and Validation of Plant Cryopreservation, 2007
