000 00371 a2200133 4500
080 _a633.15:631.95
_bH254M
245 1 _aMaize production environments revisited
_bA GIS-based approach by A.D. Hartkamp, et al.
260 _aMexico
_bCIMMYT
_c2001
650 _aMaize production
650 _aGIS-approach
100 1 _aHartkamp, A.D.
_d
300 _a33p.
901 _a220562
999 _c91968
_d91968