000 00347 a2200133 4500
080 _a632.954
_bR 637 W
245 1 _aWeed control
_bA textbook and manual
_cby W.W. Robbins, et. al.
250 _a2nd edn.
260 _aNew York
_bMcGraw-Hill Book
_c1952
650 _aWeed Control
100 1 _aRobbins, W.W.
_d
300 _a503 p.
901 _a161922
999 _c84361
_d84361