000 00257nam a22001217a 4500
003 OSt
008 240903b |||||||| |||| 00| 0 eng d
082 _a632.5805
_bW26
245 _aWeed Science Vol.-27
260 _c1979
300 _a1-6
942 _2ddc
_cPER
999 _c44866
_d44866