000 00784nam a2200205Ia 4500
008 160105s9999 xx 000 0 und d
041 _aeng
111 _aDirections in modeling wheat and maize for developing countries
111 _cMexico
111 _d04/05/1998-06/05/1998
245 _aDirections in modeling wheat and maize for developing countries
260 _aMexico
260 _bCIMMYT
260 _c1998
300 _bill., tabl., graph., réf.
654 _xMAIS/BLE/PHYSIOLOGIE VEGETALE/PRODUCTION ALIMENTAIRE/RESSOURCE NATURELLE/CONSERVATION DES RESSOURCES/DURABILITE/MODELE DE SIMULATION/PROJET DE RECHERCHE/INSTITUTION DE RECHERCHE/ZONE TROPICALE/PAYS EN DEVELOPPEMENT
942 _c01
994 _a113128
999 _c12932
_d40930