TY  - BOOK
AU  - LEANDER F JOHNSON
TI  - METHODS FOR RESEARCH ON THE ECOLOGY OF SOIL BORNE PLANT PATHOGENS
U1  - R632J634M 
PY  - 1962///
CY  - MINNESOTE
PB  - BURGESS PUBLISHING COMPANY
KW  - METHODS FOR RESEARCH ON THE ECOLOGY OF SOIL BORNE PLANT PATHOGENS
ER  -