00283nam a2200109Ia 4500008004100000082002200041100002200063245003900085260002600124300001000150650001300160140113s9999    xx            000 0 und d  a632.651:631.95 L3  a" Wallace, H. R."  aNematode ecology and plant disease  b"Edward Arnold, 1973"  a228p.  aNematode