| 000 | 00509 a2200169 4500 | ||
|---|---|---|---|
| 082 |
_a333.91317 _bYAT |
||
| 090 |
_c19178 _d29469 |
||
| 100 | _aYatawara, Tissa | ||
| 245 |
_aSeasonal report _b1984/85 maha season |
||
| 260 |
_aColombo _bAgrarian Research and Training Institute _c1986 _g1986 |
||
| 300 |
_aviii,39p. _c29cm |
||
| 440 | _aGal Oya water management research project | ||
| 650 | _aEconomics of land and energy | ||
| 650 | _aWater for irrigation | ||
| 650 | _aOther natural resources | ||
| 942 | _cL | ||
| 999 |
_c46950 _d46950 |
||