Plant-feeding Nematodes Known to be Associated with:

Onion – Allium cepa

Note: These lists are intended as general guidelines. You need to do further research before using them for crop sequence or management decisions.

Please consider that:

·1 all the listed nematodes may not occur in all geographic regions, or fields within a geographic region, where the crop is grown

·2 cultivars or rootstocks may have been developed or selected that have resistance or tolerance to specific nematodes

·3 there may be races of a particular nematode species that are either virulent or avirulent to a plant species

·4 you need to determine which nematodes are present in the soil before using this list to make management decisions.

Click on species names for more information on biology, location, and specific management strategies.

Strategies for Nematode Management

 

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Belonolaimus gracilis  

Paratrichodorus minor

Ditylenchus destructor

Paratylenchus projectus

Ditylenchus dipsaci

Paratylenchus sp.

Helicotylenchus dihystera  

Paurodontus minuta

Helicotylenchus microlobus

Pratylenchus coffeae

Helicotylenchus multicinctus

Pratylenchus neglectus

Heterodera mothi

Pratylenchus penetrans

 

Pratylenchus scribneri

Heterodera sp.

Pratylenchus sp.

Longidorus africanus

Pratylenchus thornei

Longidorus vineacola

Rotylenchus sp.

Meloidogyne arenaria

Scutellonema sp.  

Meloidogyne hapla

Trichodorus allius

Meloidogyne incognita

Trichodorus sp.

Meloidogyne javanica

Trichodorus teres

Meloidogyne sp.

Tylenchorhynchus sp.

 

Xiphinema americanum

Merlinius brevidens

Xiphinema pachtaicum

Paralongidorus maximus

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