| 000 | 00511nam a22002057a 4500 | ||
|---|---|---|---|
| 015 | _a2999 | ||
| 041 | _a1 | ||
| 080 |
_a626.81;632.9 _bOTT |
||
| 100 | _aOtto.N.E. | ||
| 100 | _aBartley.T.R. | ||
| 245 | _aAquatic Pests on Irrigation Systems | ||
| 260 |
_aU.S. Department of the Interior _bU.S.A. _c1965 |
||
| 300 |
_a72p. _bILL.,and Fig |
||
| 650 | _aEngineering | ||
| 852 | _a 4R-3-2 | ||
| 999 |
_c3436 _d3436 |
||