aerial spraying

State to Spray Over Tacoma, Seattle to Kill Gypsy Moths
State to Spray Over Tacoma, Seattle to Kill Gypsy Moths
State to Spray Over Tacoma, Seattle to Kill Gypsy Moths
OLYMPIA, Wash. (AP) — State agriculture officials are planning to spray parts of Tacoma and Seattle this week to kill leaf-eating gypsy moths. They'll use a biological insecticide to kill Asian and European gypsy moths. The insects devour shrubs and trees and can make forests more vulnerable to other problems...