In 1988, scientists released 88 flea beetles in North Dakota to target leafy spurge; at study sites, leafy spurge fell from 182 stems per square yard
In 1988, 88 flea beetles were released in North Dakota to fight leafy spurge. By 1994, stems fell from 182 to five per square yard.
We haven't written up this one. Hindustan Times - World News has the full story — the link below goes straight to it.