00449nam a2200157Ia 4500008004100000020001500041082001800056100002200074245003500096260004200131300000800173650004100181650003400222653001000256700002500266170901s1998    xx            000 0 und d  a0471982024  a631.521bK27E  aKelly, A. Fenwick 0aSeed Production of World Crops  aChichesterbJohn Wiley and Sonsc1998  a403  aAgriculture and related technologies  aTechnology (Applied sciences)  aSeeds  aGeorge, Raymond A.T.