crown rust

crown rust

[′krau̇n ‚rəst]
(plant pathology)
A rust disease of oats and certain other grasses caused by varieties of Puccinia coronata and marked by light-orange masses of fungi on the leaves.
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Due to a combination of crown rust resistance and winter hardiness, this line will be suitable for growth in south, central and northeast Texas, as well as adjacent states with similar adaptation requirements.
Staff at Aberystwyth University's Institute of Biological, Environmental and Rural Sciences (Ibers) will help develop oat varieties with improved resistance to the diseases of crown rust and mildew.
We will not use that variety of seed again which has been affected by the fatal disease like fungus and crown rust.
Brown-Guedira's genotyping lab will then use the assays to quickly inform breeders which offspring plants inherited an intended trait--say, for crown rust resistance.
CROWN rust resistance should be a key consideration for farmers when selecting grass varieties for this autumn's reseeding, advises British Seed Houses.
It says a combination of warm temperatures and heavy dews have produced the perfect conditions for crown rust, a fungal disease.
CROWN RUST is one of the most widespread and destructive diseases of cultivated oat.
Crown rust is the most damaging fungal disease of oats in the world, wiping out entire fields and causing epidemics that can reduce yields up to 40 percent.
Genetic control of partial resistance of crown rust in oat (Avena sativa L.
Dr Thorogood said, "As well as the stay-green trait, AberNile has inherited good resistance to crown rust disease from its distant fescue ancestors.