B. N. Johnson

Relative abundance and species richness of herpetofauna in forest stands in Pennsylvania

M. Morrison, T. Fredericksen, J. Beyea, 2000 .

Short-term understory plant community responses to timber-harvesting intensity on non-industrial private forestlands in Pennsylvania

M. Morrison, T. Fredericksen, J. Beyea, 1999 .

Host range of a deleterious rhizobacterium for biological control of downy brome

A. C. Kennedy, T. Stubbs, Ann C. Kennedy, 2001, Weed Science.

Adequacy of Natural Hardwood Regeneration on Forestlands in Northeastern Pennsylvania

M. Morrison, T. Fredericksen, J. Beyea, 1998 .