TY  - BOOK
AU  - Manion,Paul D., x
AU  - x
TI  - Tree disease concepts: x
SN  - x 
U1  - 634.96/MAT 
PY  - 1981///
CY  - New Jersey
PB  - Prentic Hall
KW  - Trees
KW  - Forest and forestry
N1  - Includes
ER  -