hopperdozer

from The Century Dictionary.

• noun In agriculture, a large shallow pan partly filled with tar or kerosene and mounted upon runners, or a canvas frame, similarly mounted, and smeared or saturated with tar or oil. See the extract.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Agric.) An appliance for the destruction of insects, consisting of a shallow iron box, containing kerosene or coated with tar or other sticky substance, which may be mounted on wheels.