| 000 | 00604 a2200241 4500 | ||
|---|---|---|---|
| 001 | 279754 | ||
| 020 | _a | ||
| 041 | _aeng | ||
| 080 | _aLNASA TM 84317 : 1983 | ||
| 245 | _aComparison of multispectral remote-sensing techniques for monitoring subsurface drain conditions | ||
| 250 | _a | ||
| 260 | _aWashington, D.C. | ||
| 260 | _bNational Aeronautics and Space Administration | ||
| 260 | _c1983 | ||
| 300 | _a19 p. | ||
| 300 | _c | ||
| 856 | _u | ||
| 490 | _aNASA TM 84317 : 1983 | ||
| 700 | _a | ||
| 650 | _a | ||
| 650 | _aSubsurface drains, Multi spectral remote-sensing techni | ||
| 942 | _cPP | ||
| 942 | _2UDC | ||
| 999 |
_c239068 _d239068 |
||