000 00304 a2200097 4500
008 181119b xxu||||| |||| 00| 0 eng d
245 _aWeed control handbook principles /
_cJ.D. Frye and Stanley A. Evans
260 _aOxford
_b Blackwell Scientific Publications
_c1968
300 _a514p.
942 _2ddc
_cBK
999 _c7401
_d7401