Acorn weevils, rodents, and deer all contribute to oak-regeneration difficulties in Pennsylvania
By: by David A. Marquis, Philip L. Eckert, Benjamin A. Roach.
Contributors: Eckert, Philip L.; Roach, Benjamin A. 1924-; United States. Forest Service.; Northeastern Forest Experiment Station (Radnor, Pa.)
Series: USDA Forest Service research paper NE -- 356.
Publisher: Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station
Published: 1976
Place of publication: Upper Darby, Pa
Language: eng
Subjects: Forest reproduction -- Pennsylvania.; Oak -- Diseases and pests -- Pennsylvania.
Notes: Bibliography: p. 5.