Migratory endoparasites

Spreading decline, citrus, Florida

Banana: toppling due to weakened root system

Lesions in corm due to nematode damage and secondary infections.

Lesions and root decay due to nematode damage and secondary infections.

Lesions in roots due to nematode damage and secondary infections.

Citrus, Florida. Preplant treatment with 400 gpa D-D (dichloropropene-dichloropropane) left, control right.

Slide circa 1955.

Rice root nematode: Damage to rice roots

Stunted yellow patches of rice; infestation retards growth, decreases height, delays tillering, and reduces weight of dry matter.

Nematology 100: Lecture 9