Missouri Pest Monitoring Network
Japanese Beetles, Popillia japonica Newman, emerge from the soil from June to August. They are not yet considered a threat in Missouri, but they have been found. Intensive captures are indicated when at least 25 Japanese beetles are captured in one night in pheromone traps.
More Information ...
Identification and Field Scouting
Printable Japanese Beetle Field Guide
Missouri Pest Management Guide: Corn, Grain Sorghum, Soybean, Winter Wheat
Newsletter Articles for Japanese Beetle
Japanese Beetle Grub Damage (05/03/11)
Prepare for Japanese Beetles (05/01/11)
Emerging pest– Japanese beetles (08/01/10)
Japanese Beetles Going Nuts... (07/01/10)