DISEASES OF ROOTS MIGRATORY ECTOPARASITES
DISEASES OF ROOTS MIGRATORY ECTOPARASITES
DISEASES OF ROOTS MIGRATORY ECTOPARASITES
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Hemicycliophora = “sheath” nematodes<br />
Symptoms<br />
- Cells may be killed at feeding site.<br />
- Pericycle tissue is stimulated to initiate new growth<br />
=> root tip galls due to hyperplasia and hypertrophy.<br />
- Host shows poor growth and yield from poor root<br />
function.<br />
Control<br />
- Nematicides<br />
- Hot water dips of root stock of woody plants<br />
For example: citrus = 10 minutes at 46 C.
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