Flashcards: microbiology Nematodes

ones feed on other nematodes, bacteria and fungi and other minute animals

ones feed on plants and algae

s feed on dead or decaying organic matter

Thread-like unsegmented worms which are elongated and cylindrical in shape.

which is a hollow needle-like spear used for obtaining nutrients from the host

feed from the outside and only the stylet enters the plant cells. They do not enter the roots.

feed by burying the front partof the body while the posterior portion is outside the host.

semi-endoparasites examples

the entire nematode body enters the plant cells while it feeds.

endoparasites examples

move from one part of the plant to the another portion of the host, or move from the plant to the soil and back and forth.

migratory example

attached themselves to the roots or burrow into the root.

sedentary example

Toppling disease of banana

attacks cotton, cowpea, etc

- root galls of tomato, okra rice, etc.

brassica vegetables, sugar beet

(onion, garlic, carrots, peas, •potatoes, etc.

- citrus root nematod

wide host range, including fruit crops, vegetables, agronomic crops, ornamental plants etc