Aphelenchoides besseyi
Ditylenchus dipsaci
Radolpholus similis
Globodera pallida
Ditylenchus destructor
Heterodera glycines
Aphelenchoides fragariae
Bursaphelenchus xylophilus
Xiphenema index
Nacobbus aberrans
Xiphinema americanum
Anguina tritici
Heterodera schachtii
Bursaphelenchus cocophilus
70
58
55
53
52
47
46
42
38
30
24
22
21
*Nematodes regulated by twenty or more countries in international quarantine legislation in 2000 distributed by Paul Lehman 2002