clubroot

American  

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

noun

1. Plant Pathology. a disease of cabbage and other cruciferous plants, characterized by enlarged, malformed roots, root, 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

Clubroot produces swellings on canola’s roots, choking them of nutrients and stunting growth of the plant’s valuable seeds, but the disease does not affect the quality of canola oil and meal.

From Reuters

It’s an early stage of a high-stakes effort to control the biggest threat to Canada’s C$27-billion canola industry - a crop disease called clubroot that presents unique challenges for Monsanto, along with rival seed developers DowDuPont and Bayer AG.

From Reuters

The firms are scrambling to create new clubroot-resistant seeds, but all three firms say that the process takes most of a decade - and any solution may not last long because the clubroot pathogen quickly adapts.

From Reuters

Worse, clubroot spores make themselves at home in the soil for up to 20 years, unlike most crop diseases that damage harvests for a single season.

From Reuters

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

From Reuters