Ditylenchus dipsaci
Ditylenchus dipsaci
This nematode mainly effects onion and garlic bulbs.
Traits

Stunts growth of plant and caused discolouration or swollen stems.
Symptoms
Stunted growth on bulbous plants, as well as discolouration and swollen stems.
Activity
Diurnal
Personality
Family
Anguinidae
Metamorphosis
Complete
Distribution
Europe, North and South America, North and South Africa, Asia
Biological treatment
By keeping all tools and equipment sterile and clean, this will also help to prevent spreading Ditylenchus dipsaci any further.
Chemical treatment
To prevent having Ditylenchus dipsaci you can disinfect bulbs and seeds before planting by using hot water treatments, with a formaldehyde solution added.