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Experts seek solution to tree killing emerald ash borer
Scientists consider releasing three species of tiny stingless wasps from China to curb the emerald ash borer outbreak. The approach could reduce egg survival by about 75 percent and help trees survive. Some fear introducing nonnative species, while researchers stress wasps pose no sting risk to people.
MENTIONED IN THIS ARTICLE
Chicago
China
Leah Bauer
U.S. Forest Service Research Ento
East Lans
Detroit
U.S. Department of Agriculture
Bauer
United
Asia