| 000 | 00571nam a2200205Ia 4500 | ||
|---|---|---|---|
| 999 |
_c18484 _d18484 |
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| 005 | 20201201092849.0 | ||
| 008 | 180712s9999 xx 000 0 und d | ||
| 020 | _a9251028796 | ||
| 041 | _aEN | ||
| 082 |
_a631.587 _bWAL _223 |
||
| 100 | _aWalker, W.R. | ||
| 245 |
_aGuidelines for designing and evaluating surface irrigation systems _c/ by W.r.Walker |
||
| 260 |
_aRome _bFAO _c1989 |
||
| 300 | _axi, 137 p.- | ||
| 440 | _aFAO irrigation and drainage paper No. 45 | ||
| 500 | _aIncludes references. | ||
| 509 | _aNS | ||
| 650 | _aIrrigation systems | ||
| 942 | _cS | ||