| 000 | 00851pam a2200157 a 4500 | ||
|---|---|---|---|
| 082 | 0 | 0 |
_a625.770288 _bNAT _cD |
| 245 | 0 | 0 |
_aRoadside maintenance : _bincludes proceedings of Symposium on Roadside Vegetation Management and Manipulation, August 3-8, 1981, San Antonio, Texas / _cTransportation Research Board, Commission on Sociotechnical Systems, National Research Council. |
| 260 |
_aWashington, D.C. : _bNational Academy of Sciences, _c1981. |
||
| 300 |
_aiv, 23 p. ; _c28 cm. |
||
| 500 | _aReports prepared for the 60th annual meeting of the Transportation Research Board and abstracts of papers presented at the symposium. | ||
| 526 |
_a0 _b0 _c0 _d380_500000000000000_S_NAT |
||
| 650 | 0 |
_aMCE _9379 |
|
| 650 | 0 |
_aRoadside improvement _xMaintenance and repair _xCongresses. _943783 |
|
| 710 | 2 |
_aNational Research Council (U.S.). _920017 |
|
| 942 |
_2ddc _cBK |
||
| 999 |
_c547637 _d547637 |
||