00382nam a2200157Ia 4500001001000000003000500010008004100015010001100056040000900067082001800076100001800094245005200112260003300164300001100197650001600208Para_6161CHAP220125s1971 xx 000 0 und d a204941 cCHAP aPA 595.182 B5 aBird, Alan F. aThe structure of nematodes /c by Alan F. Bird aNew York :b Academic Press a318 p. aNemátodos