000 00309 am a2200121 a 4500
100 1 _aHeadden, WM.P.
245 1 _aNotes on Russian thistle
260 _aFort Collins
_c1908
300 _a1-16 p.
942 _2udc
_cB
440 _aColorado Agricultural Experiment Station. Bulletin No. 135
901 _aS47110
999 _c102929
_d102929