000 00357nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
245 _aImproving and production of maize sorghum and millet
260 _aRome
260 _bFAO
260 _c1980
300 _a487 p.
440 _aNo. 24/1; FAO, Plant Productio
901 _pS33660
942 _cB
_2udc
999 _c125215
_d125215