000 00357nam a2200145Ia 4500
008 020121t1969 000 0 eng d
080 _a632 WAL
_b3897
100 _aWalker, J.C.
245 0 _aPlant pathology
_h(Book)
250 _a3rd ed.
260 _aNew York
_bMcGraw-Hill
_c1969
300 _a819 p.
_c23 cm.
650 _aPlant diseases
999 _c8970
_d8970
035 _a3897