Books by Paul R. Laidly:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Laidly, Paul R.: Growth of nitrogen-fertilized and thinned quaking aspen (Populus tremuloides Michx.) (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1989), also by Donald A. Perala and Minn.) North Central Forest Experiment Station (Saint Paul (page images at HathiTrust)- Laidly, Paul R.: Metric site index curves for aspen, birch, and conifer in the Lake States (Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1979), also by United States Forest Service and Minn.) North Central Forest Experiment Station (Saint Paul (page images at HathiTrust)
Find more by Paul R. Laidly at your library, or elsewhere.