04.06.2015 Views

DISEASES OF ROOTS MIGRATORY ECTOPARASITES

DISEASES OF ROOTS MIGRATORY ECTOPARASITES

DISEASES OF ROOTS MIGRATORY ECTOPARASITES

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Helicotylenchus spp. = “spiral” nematodes<br />

Life cycle and biology<br />

- Common genus with many species.<br />

-Ectoparasites -> semi-endoparasites or ecto-endo<br />

parasite, occasionally referred to as a migratory<br />

endoparasite but doesn't move about actively in roots.<br />

-Important on hardwood trees, turf, soybean, olive,<br />

cotton, millet, tomatoes.<br />

-Most important on banana!<br />

H. multicinctus

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