00273nam a22001097a 4500003000400000008004100004082001800045100001400063245005700077260002100134300000800155OSt240616b        |||||||| |||| 00| 0 eng d  a595.182bM27P  aMai, W.F.  aPictorial key to Geneva of Plant  Parasite Nematodes  aCom. Pressc1960  a219