00466nam a2200157Ia 4500008004100000082002100041100001800062245007900080260002600159300000800185650004100193650003400234653001000268653001800278653001200296170901s1972    xx            000 0 und d  a633.170913bG40G  aGlanze, Peter 0aGrain maizebMechanised Production in the Tropical and Subtropical Regions  bEdition Leipzigc1972  a196  aAgriculture and related technologies  aTechnology (Applied sciences)  aMaize  aMechanization  aTropics