000 00317nam a2200133Ia 4500
005 20260224040953.0
008 260224s9999||||xx |||||||||||||| ||und||
082 _a581.2 WAL
100 _aWalker, J.C.
245 0 _aPlant pathology
260 _aNew York: Mc-Graw-Hill Book Co.
_c1950
300 _a819
942 _cBK
999 _c3579
_d3579