00287nam a2200097Ia 4500008004100000082002900041100001900070245005700089260003500146300000800181140113s9999    xx            000 0 und d  a659.25.631.664(026)   M1  a"Lilley, G.P."  aInformation sources in agriculture and food sciences  a1981bButterworthscTrowbridge  a603