@ARTICLE {PARKES:2013a, title = {Combining ability of cassava genotypes for cassava mosaic disease and cassava bacterial blight, yield and its related components in two ecological zones in Ghana}, author = {Parkes, E. and Fregene, M. * and Dixon, A. * and Peprah, B. B. * and Labuschagne, M. *}, journal = {Euphytica}, year = {2013}, month = {May}, volume = {194}, number = {1}, pages = {13--24}, issn = {0014-2336}, note = {Online First (Early view). RTB; Cassava}, doi = {10.1007/s10681-013-0936-9}, }