ASTER YELLOWS Definition & Meaning

aster yellows

noun

Plant Pathology.

a dwarfing and yellowing of asters and various other plants, caused by a mycoplasma transmitted by a leafhopper.

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�y��vlog History and Origins

Origin of aster yellows¹

First recorded in 1920–25

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Example Sentences

Examples have not been reviewed.

“It looks like it stays in a juvenile phase,” said Saskia Hogenhout, a scientist at the John Innes Centre in England, who studies the life cycle of the parasite, which is called Aster Yellows phytoplasma.

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One stumbling block was the prevalence of a disease named aster yellows, which killed almost a quarter of all the plants in the trial and interfered with the long-term evaluation.

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