000 00288pam a2200133 a 4500
020 _c
041 _aeng
082 _bWAL
100 _aWalker, John.
245 _aPlant Pathology
_hTextual Documents
260 _aNew Delhi
_bTata McGraw Hill
_c1978
300 _a819p.
930 _a17095
999 _c93995
_d93995