[ZITATION][C] PENNSYLVANIA STATE UNIVERSITY--PENNDOT ROADSIDE RESEARCH PROJECT: WILDFLOWER EVALUATION
GT Lyman, AE Gover - Transportation Research Record, 1990 - trid.trb.org
GT Lyman, AE Gover
Transportation Research Record, 1990•trid.trb.orgAs part of a cooperative project between Pennsylvania State University and the
Pennsylvania Department of Transportation, a study was initiated to investigate the
performance of 50 different wildflower species for use on Pennsylvania's roadsides. Each
species was evaluated for percent cover, percent weed invasion, and percent of the plot
covered by blooms. The wildflowers were planted in the spring of 1988; their performance is
evaluated through 1989.
Pennsylvania Department of Transportation, a study was initiated to investigate the
performance of 50 different wildflower species for use on Pennsylvania's roadsides. Each
species was evaluated for percent cover, percent weed invasion, and percent of the plot
covered by blooms. The wildflowers were planted in the spring of 1988; their performance is
evaluated through 1989.
As part of a cooperative project between Pennsylvania State University and the Pennsylvania Department of Transportation, a study was initiated to investigate the performance of 50 different wildflower species for use on Pennsylvania's roadsides. Each species was evaluated for percent cover, percent weed invasion, and percent of the plot covered by blooms. The wildflowers were planted in the spring of 1988; their performance is evaluated through 1989.
trid.trb.org