Needle worm underground smell trapping and killing measuring and reporting device

The utility model belongs to the technical field of underground pest control, and particularly relates to a wireworm underground smell trapping and forecasting device which comprises a top plate and a bottom basket connected with the top plate through a supporting strip, a fixing hole is formed in the middle of the top plate, a flagpole and a hook are arranged in the fixing hole, the flagpole is located above the top plate, and the hook is located below the top plate. A smell trap is arranged on the hook, and a trapping object generating carbon dioxide is arranged in the smell trap; a plurality of blocking strips are evenly and rotatably connected between the upper portion of the side edge of the bottom basket and the top plate, and a plurality of through holes of different sizes are formed in the bottom side face of the bottom basket. According to the wireworm trapping device, the trending effect of wireworms on a carbon dioxide smell source is utilized, the wireworms which are underground pests are trapped,