00293nam a2200109Ia 4500008004100000082002000041100002900061245004500090260000900135300001000144650002900154140113s9999    xx            000 0 und d  a632.951(723) M0  a" Williams, K. J. Orton"  aPlant parasitic nematodes of the pacific  b1980  a192p.  aPlant parasitic nematode