00402nam a2200157Ia 4500001001000000003000500010008004100015010001100056040000900067082001800076100002500094245006600119260003200185300001100217650001600228Para_2749CHAP220125s1975    xx            000 0 und d  a198940  cCHAP  aPA 595.182 N5  aNicholas, Warwick L.  aThe biology of Free-living nematodes  /c Warwick L. Nicholas  aOxford  :b Clarendon Press  a219 p.  aNemátodos