1/10/09

List the rate of self-dispersal of most nematode species. (REVIEW)

Describe how nematodes move from field to field. (REVIEW)

Describe the role of irrigation on inter-field distribution of nematodes. (REVIEW)

Describe the value of quarantine in limiting the distribution of
nematode species. (REVIEW)

Vertical and Horizontal Distribution in Soil

Identify the primary factor that determines the vertical and horizontal
distribution of nematodes in the soil. (REVIEW)

Identify the site of greatest nematode population levels in:
established orchards; (REVIEW)
annual field and vegetable row crops. (REVIEW)

Common Nematode-Crop Damage Associations

List the nematode groups most likely associated with the following
crops:
deciduous fruit trees; (REVIEW)
deciduous nut trees (e.g. walnut); (REVIEW)
citrus; (REVIEW)
grape; (REVIEW)
vegetables (e.g. bean, broccoli, brussel sprout, cabbage, carrot,
cauliflower, garlic, onion, potato); (REVIEW)
tomato; (REVIEW)
alfalfa; (REVIEW)
cotton; (REVIEW)
sugar beet; (REVIEW)
lily. (REVIEW)

List the resources available to help PCAs determine what nematodes
affect a given crop. (REVIEW)

Plant Damage and Field Symptomology(REVIEW)

Symptoms of Foliar and Stem and Bulb Nematodes

Describe the plant damage symptoms caused by foliar nematodes on
ornamental and strawberry plants. (REVIEW)

Describe the general plant damage symptoms caused by stem or bulb
nematodes. (REVIEW)

4

D.

E.

III.

A.