1/10/09

B.

C.

Symptoms of Root Parasitic Nematodes

Describe the primary aboveground symptoms associated with root
parasitic nematodes on the following:
field and vegetable crops; (REVIEW)
sugarbeets; (REVIEW)
grapevines; (REVIEW)
stone fruit and nut tree crops. (REVIEW)

Identify other stresses that can cause the same type of symptoms as root
parasitic nematodes. (REVIEW)

Describe the root damage symptoms associated with root knot
nematodes. (REVIEW)

List other pests or conditions that can cause root symptoms similar to
root knot nematode damage. (REVIEW)

Describe the damage symptoms associated with cyst nematode and root
knot nematode on sugarbeets. (REVIEW)

Describe the damage to roots caused by ectoparasitic nematodes. (REVIEW)

Describe the common damage symptoms on the roots of trees infested
with citrus nematodes. (REVIEW)

Describe the damage on roots induced by root lesion nematodes. (REVIEW)

List the nematode species that can induce root proliferation. (REVIEW)

Describe the association of root rotting and wilting organisms with root
knot nematode symptoms. (REVIEW)

Disease Complexes

Describe the association between root knot nematode and
Fusarium wilt infection in cotton and tomatoes. (REVIEW)

Identify the ectoparasitic nematodes that vector plant viruses and
name the virus they transmit. (REVIEW)

Identify the nematode associated with the bacterial canker pathogen of
stone fruit trees in California. (REVIEW)

General Field Symptoms