Author
Ackerman A. J. |
2 publication(s)
- Ackerman A. J. 1919 - Two leafhoppers injurious to apple nursery stock. Bulletin. United States Department of Agriculture. Washington 805: 1-35.
- Ackerman A. J. & Isely D. 1931 - The leaf hoppers attacking apple in the Ozarks. Technical Bulletin. United States Department of Agricultural. Washington, D. C 263: 1-40.