clubroot

American  

[kluhb-root, -root] / ˈklʌbˌrut, -ˌrʊt /

noun

1. Plant Pathology. a disease of cabbage and other cruciferous plants, characterized by enlarged, malformed roots, caused by a slime mold, Plasmodiophora brassicae.

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Etymology

Origin of clubroot

First recorded in 1840–50; club + root ¹

Example Sentences

Farmer Bill Craddock acknowledged he plants canola with only a one-year break in Manitoba, where clubroot first appeared in 2013.

From Reuters • Feb. 22, 2018

But all firms face uncertainty because the clubroot pathogen adapts rapidly and not all pathotypes have been identified, said Marcus Weidler, vice-president of seeds operations at Bayer Crop Science.

From Reuters • Feb. 22, 2018

The long-term damage to fields makes fighting clubroot all the more urgent, said Igor Falak, senior research scientist at DuPont Pioneer Canada.

From Reuters • Feb. 22, 2018

Another challenge is canola farmers themselves, who have rapidly spread clubroot by planting record canola crops for the last two years.

From Reuters • Feb. 22, 2018

But many more fields may go undetected, in part because clubroot carries a stigma.

From Reuters • Feb. 22, 2018