TY - BOOK AU - Mukasa Settumba TI - Genetic varability and interactions of three sweetpotato infecting v iruses SN - 9157667640 U1 - TH 635.2297 MUK PY - 2004/// CY - Uppsala PB - Swedish University of Agricultural Science KW - Sweetpotatoes KW - Genetics KW - Uganda KW - Diseases and pest N1 - Thesis (Ph.D. Agric.) - Swedish University of Agricultural Science; Includes bibliographical references ER -