000 00347nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aHuber, L.L.
245 _aSome aspects of corn ecology
260 _aPennsylvania
260 _c1961
300 _a56 p.
440 _aNo. 679; Pennsylvania Agricult
901 _pS8580
942 _cB
_2udc
999 _c133927
_d133927