TY  - BOOK
AU  - Jones,A.L.
AU  - Aldwinckle,H.S.
TI  - Compendium of apple and pear diseases / (Acc: 1641)
SN  - 0890541094
U1  - 634.11 JON 
PY  - 1990///
CY  - St. Paul, Minn.
PB  - APS Press
KW  - Apples
KW  - Pear
ER  -