Fungi on spotted alfalfa aphid: Discovery of fungus-killed aphids in field infestations may lead to biological control by means of natural disease
oleh: I Hall, E Dietrick
| Format: | Article |
|---|---|
| Diterbitkan: | University of California Agriculture and Natural Resources 1955-12-01 |
Deskripsi
Epizootics—corresponding to disease epidemics among humans—almost wiped out the spotted alfalfa aphid—Therioaphis maculata (Buckton)—in some fields in the Del Mar Valley of San Diego County during the late summer.