| Authors(s) | Stoetzel, M.B. and J.A. Davidson |
| Year | 1973 |
| Title | Life history variations of the obscure scale, Malanaspis obscura (Homoptera: Diaspididae) on pin oak and white oak in Maryland. Annals of the Entomological Society of America 66: 308-311. |
| Authors(s) | Stoetzel, M.B. and J.A. Davidson |
| Year | 1973 |
| Title | Life history variations of the obscure scale, Malanaspis obscura (Homoptera: Diaspididae) on pin oak and white oak in Maryland. Annals of the Entomological Society of America 66: 308-311. |