000 00389nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aVillegas, E., Mertz, E.T.
245 _aChemical screening methods for maize protein quality at cimmyt
260 _aMexico
260 _c1971
300 _a14 p.
440 _aNo. 20; Mexico, International
901 _pS20056
942 _cB
_2udc
999 _c117826
_d117826