Sjödin, Christina Transfer of resistance against Phoma lingam to Brassica napus L. via somatic hybridization in combination with in vitro selection - Uppsala SLU 1989 - 46+12+12+6+25+36 ISBN: 91-576-3689-3 Subjects--Index Terms: BRASSICA PHOMA RESISTANCE TRANSFER BREEDING Dewey Class. No.: 633