Life history of 2 species of plant-lice, inhabiting both witch-hazel and birch.
| Other author | Pergande, Theodore. |
| Format | Microform |
| Publication Info | [Washington, D.C.] : U.S. G.P.O., 1901. |
| Description | 44 pages ; cm. |
| Subjects |
| Series | Entomology Bur. Technical Series No. 9 |
| General note | Reuse of record except for individual research requires license from LexisNexis Academic & Library Solutions. |
| General note | [With detailed descriptions of successive generations and their migrations] |
| Citation/References note | CIS Index to U.S. Executive Branch Documents, 1789-1909 Part 4 |
| Reproduction note | Joyner- Microfiche. [Bethesda, Md.]: LexisNexis Academic & Library Solutions, 1993. 11 x 15 cm. (CIS US Executive Branch Documents, 1789-1909: no. A908-9) |
| Govt. docs number | A 9.8:9 |