00493nam a2200169Ia 4500008004100000020001500041082001800056100002200074245003100096250000600127260007100133300000800204650004100212650003400253653001300287653002300300170901s1978    xx            000 0 und d  a9251004781  a631.521bH32C  aHarrington, J. B. 0aCereal Breeding Procedures  a3  aRomebFood andAgriculture Organization of the United Nationsc1978  a122  aAgriculture and related technologies  aTechnology (Applied sciences)  aBreeding  aCereals - Breeding