000 00299 a2200109 4500
008 190121b xxu||||| |||| 00| 0 eng d
100 _a Glenn C. Klingman
245 _aWeed control as a science /
_c Glenn C. Klingman
260 _bJohn Wiley & Sons Inc
_c1961
300 _a421p.
942 _2ddc
_cBK
999 _c7886
_d7886