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| 999 |
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| 008 | 180710s9999 xx 000 0 und d | ||
| 041 | _aEN | ||
| 082 |
_223 _a627 _bSIV |
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| 100 | _aSivakumkar, Saravanamittu Subramaniam | ||
| 245 |
_aConjunctive use of surface and groundwater to improve food productitiyu ina rest _c/ by Saravanamittu Subramaniam Sivakumkar |
||
| 260 |
_aMoratuwa _bDept. of Civil Engineering _c2008 |
||
| 300 | _axiii, 107 p. | ||
| 509 | _aNS | ||
| 650 | 0 |
_9104118 _a Hydraulic engineering |
|
| 650 | 4 |
_918186 _aWater Resources |
|
| 650 | 0 |
_9105614 _aIrrigation-efficiency |
|
| 942 | _cS | ||