000 00358nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aSandsten, E.P., Tompkins, C. Milton
245 _aDegeneration in Colorado potatoes
260 _aFort Collins
_c1922
300 _a1-15 p.
440 _aColorado Agricultural Experim
901 _a15602
942 _cB
_2udc
999 _c1943
_d1943