TY  - BOOK
AU  - Manion, Paul D.
TI  - Tree disease concepts
SN  - 013930701X
U1  - 634.963 21st ed.
PY  - 1981///
CY  - New Jersey
PB  - Prentice-Hall
KW  - Disease control
KW  - Forestry
KW  - Trees
N1  - Index: p. 389-99
ER  -