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The Good, the Bad and the Bugly
The good, the bad, and the bugly... Don't miss the UC Davis Bohart Museum of Entomology virtual open house on alfalfa and rice from 11 a.m. to...
The larvae of the alfalfa butterfly are major pests of alfalfa. This butterfly is sipping nectar from a Mexican sunflower, Tithonia rotundifolia. (Photo by Kathy Keatley Garvey)
Aphids suck the plant juices of alfalfa. This image shows aphids on a tropical milkweed stem and an immature lady beetle (ladybug). The larvae also eat aphids. (Photo by Kathy Keatley Garvey)
The lady beetle, aka ladybug, is a beneficial insect. It can devour some 50 aphids a day. (Photo by Kathy Keatley Garvey)