Cryopreserving Vegetatively Propagated Tropical Crops - The Case of Dioscorea Species and Solenostemon rotundifolius

Marian D. Quain1, Patricia Berjak2, Elizabeth Acheampong3 and Marceline Egnin4 1Council for Scientific and Industrial Research Crops Research Institute 2School of Biological and Conservation Sciences, University of KwaZulu-Natal, Westville Campus, Durban 3Tissue Culture Laboratory, Department of Botany, University of Ghana, Legon, Accra 4Plant Biotechnology and Genomics Research Laboratory, Tuskegee University 1,3Ghana 2South Africa 4USA