AAFC researcher suspects link between drought and aster yellows

AAFC researcher looks at link between drought and aster yellows

While not as voracious as flea beetles, the aster leafhopper hurts yields by spreading disease

One of the most intriguing discoveries in the study of aster yellows is the apparent link between drought in the U.S. Great Plains region — the source region for migratory leafhoppers — and the severity of outbreaks in Canada.