wheat rust

American  

noun

Plant Pathology.

1. any of several diseases of wheat caused by rust fungi of the genus Puccinia.

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wheat rust British  

noun

1. a rust fungus, Puccinia graminis, that attacks cereals, esp wheat, and the barberry

2. the disease caused by this fungus

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Etymology

Origin of wheat rust

First recorded in 1880–85

Example Sentences

For wheat rust, however, which is windborne as opposed to being carried by seed, it is not always the case that new strains come from outside the region.

From BBC

Poland cites a litany of diseases to which the grass is resistant, with names like a lineup of underground rock bands: barley yellow dwarf, mosaic virus, wheat rust.

From The Guardian

In the 1950s, wheat rust spread through North America and destroyed up to 40% of the crop.

From BBC

Look, I got a new spray for the wheat rust.

From Nature

Often, the spaces are hermetically sealed to prevent common plant diseases, like wheat rust, from blowing through.

From Salon