STUDY GUIDE FOR PEST CONTROL ADVISERS: NEMATODES
SPECIFIC NEMATODES
I. NEMATODE DESCRIPTIONS
- A. General Morphology
- B. Life Histories
II. NEMATODE DISTRIBUTION PATTERNS
- A. Geographic Patterns
- B. Distribution within a Field
- C. Nematode Dispersal
- D. Vertical and Horizontal Distribution in Soil
- E. Common Nematode-Crop Damage Associations
III. PLANT DAMAGE AND FIELD SYMPTOMOLOGY
- A. Symptoms of Foliar and Stem and Bulb Nematodes
- B. Symptoms of Root-Parasitic Nematodes
- C. Disease Complexes
- D. General Field Symptoms
IV. METHODS OF SOIL SAMPLING AND NEMATODE EXTRACTION
- A. Sampling Considerations
- B. Collection and Care of Samples
- C. Limitations of Soil Sampling
- D. Selected Methods for Recovery of Nematodes
- E. Units for Reporting Nematode Populations
- F. Extraction Efficiency
- G. Interpreting a Lab Report
V. MANAGING NEMATODE PROBLEMS
- A. General Strategies
- B. Specific Methods
- C. Host Plant Resistance
- D. Nematicides
- General Considerations
- Specific Application Technology - Soil Fumigants