Books by William A. Groman:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Groman, William A.: Forest fertilization : (a state-of-the-art review and description of environmental effects) (Corvallis, Oregon : United States Environmental Protection Agency, Office of Research and Monitoring, National Environmental Research Center, 1972., 1972), also by United States. Environmental Protection Agency. Office of Research and Monitoring and Or.) National Environmental Research Center (Corvallis (page images at HathiTrust)- Groman, William A.: Forest fertilization : (a state-of-the-art review and description of environmental effects) (National Environmental Research Center, Office of Research and Monitoring, U.S. Environmental Protection Agency, 1972), also by United States. Environmental Protection Agency. Office of Research and Monitoring (page images at HathiTrust)
Find more by William A. Groman at your library, or elsewhere.