black sigatoka

noun

: a serious leaf spot disease of bananas caused by an ascomycetous fungus (Mycosphaerella fijiensis) and marked initially by small, dark brown streaks on the lower surface of the leaf
Banana researchers recently discovered black sigatoka, a disease that attacks banana leaves, on local crops.Ryan Maldonado, Miami Herald, 7 Jan. 1999
The plants have been genetically modified to resist black sigatoka, a leaf spot disease caused by the fungus Mycosphaerella fijiensis.Anne Dauwers, Nature, 28 June 2007
also : the causative fungus
Another dark shadow is black sigatoka, a fungus that turns banana leaves black and blocks photosynthesis. David Grimm, Science, 14 Dec. 2008

Word History

First Known Use

1980, in the meaning defined above

Time Traveler
The first known use of black sigatoka was in 1980

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Cite this Entry

“Black sigatoka.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/black%20sigatoka. Accessed 29 Nov. 2024.

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