000 00362nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aIgue, I., Gallo, R.
245 _aZinc deficiency of corn in Sao Paulo
260 _aNew York
260 _c1960
300 _a18 p.
440 _aIBEC Research Institute, New York
901 _pS1196
942 _cB
_2udc
999 _c137178
_d137178