00475nam a2200157Ia 4500008004100000020001500041082001700056100002300073245003900096250000600135260007200141300000800213650004100221650003400262700002100296170901s1974    xx            000 0 und d  a9251000670  a632.94bA28U  aAkesson, B. Norman 0aThe Use of Aircraft in Agriculture  a1  aRomebFood and Agriculture Organization of the united Nationsc1974  a217  aAgriculture and related technologies  aTechnology (Applied sciences)  aYates, E. Wesley