Contents
PARKING TURNOUTS AND REST AREAS | 1 |
REPORT ON STABILIZED TURF SHOULDERS | 8 |
REPORT ON EROSIONCONTROL TECHNIQUES | 15 |
40 other sections not shown
Common terms and phrases
acre alta fescue application asphalt basal spray Brookston brush Bureau of Public Chairman chemical Chief Landscape clay Committee on Roadside construction cost crown vetch density Department of Highways Department of Public domestic ryegrass effect equipment erosion control fertilizer Garmhausen grass ground cover growing season growth herbicides Highway Department Highway Engineer Highway Research Board inches Iurka Krilium Landscape Architect Landscape Engineer legumes loam maintenance maleic hydrazide material ment methods miles mixture moisture mowing mulch National Park Service nozzle oatgrass operations penetrometer percent plants plots pounds problem Project Committee pruning Public Roads quackgrass red fescue right-of-way Roadside Development roadside parks ryegrass safety sand sandy sawdust seeding SHIRLEY MEMORIAL HIGHWAY shrubs slopes soil species stabilized turf shoulders studies subbase surface Test Area tion topsoil traffic noise treatment trees truck U. S. Department vegetation Virginia Department Washington 25 weed control