Aquaticinsects, controlproject, ddt
USDA Forest Service · 1024×686
Aquaticlife, controlproject, ddt
USDA Forest Service · 1024×689
Aerialspray, ddt, defoliation
USDA Forest Service · 1024×676
Aerialcontrol, controlproject, fhp
USDA Forest Service · 641×1024
