000 00292nam a2200121Ia 4500
008 221219s9999 xx 000 0 und d
100 _aR S Singh
245 0 _aIntroduction To Principles Of Plant Pathology
250 _a4th
260 _bOxford & I.B.H.
650 _aPathology
942 _cBK
999 _c2493
_d2493