“The farmers noticed that the weevil infestation was causing significant damage to their corn crops.”

“In East Africa's Lake Victoria, for example, two weevil species reduced the coverage of water hyacinth by 80 percent.”

“Nematodes have been useful in reducing black vine weevil larval populations, especially in containerized plants.”

“Alfalfa weevils have been serious pests of alfalfa in Nebraska for some time.”

“Researchers at some locations focus on beneficial insects like wasps to control insect pests such as alfalfa weevils or gypsy moths.”

“Parasitic wasps and fungal diseases prevent weevils from causing economic injury in most years.”