TY  - BOOK
AU  -  Bawden,Frederick Charles
TI  -  Plant viruses and virus diseases / 
U1  -  632.3 
PY  - 1950///
CY  -  Waltham, Mass. : 
PB  -  Chronica Botanica Co., 
KW  -  Virus diseases of plants
KW  -  Viruses
N1  -  Includes bibliographical references
ER  -