Preposition: of

• plant: Whilst on their wintering grounds in coastal British Columbia, the birds mainly eat roots and tubers of emergent plants on tidal flats.

Converse of object

• infect: Rain then washes spores from the leaves down into the soil where they can infect the tubers.

• lift: Cut the stems down to about six inches above the ground and carefully lift the tubers taking care not to damage them.

• store: Only store sound tubers in paper sacks or boxes.

• treat: Partially characterized the sesquiterpene cyclase of potato tubers treated with arachidonic acid.

• produce: It is probably advisable to use a variety that does not produce very large tubers.

• protect: To protect tubers, earth up plants, or mulch them with a thick layer of straw or autumn leaves.

Adjective modifier

• cortical: Brain imagining studies ( MRI and fMRI ) include development of an automated method to localize cortical tubers.

• edible: The plants are sprawling vines with edible underground stem tubers.

• infected: Life cycle Potato late blight survives the winter in infected potato tubers.

• healthy: Handle carefully - avoid dropping potatoes into a barrow or on the ground Only store healthy tubers without any blemishes.

Modifies a noun

• blight: Which blight fungicides can be tank-mixed with Harvest to help protect against tuber blight?

• yield: Effects of plastic film covers on dry-matter production and early tuber yield in potato crops.

• crop: In some areas yams are being replaced by other tuber crops which are easier to cultivate or store.

• infection: Tuber infection is quickly followed by secondary fungal or bacterial infection known as 'wet rot ' .

Noun used with modifier

• dahlia: Place dahlia tubers in trays to start into growth to provide new shoots for cuttings.

• potato: Life cycle Potato late blight survives the winter in infected potato tubers.

• seed: How many potatoes did you get from your seed tubers this year?

• daughter: The priority has to be protecting the quality of daughter tubers as they develop throughout the ridge.

• plant: Desperate families in rural Zimbabwe have resorted to eating poisonous fruit and plant tubers to survive, the statement said.