| 000 | 00448 a2200157 4500 | ||
|---|---|---|---|
| 082 |
_a338.1 _bCOS |
||
| 090 |
_c21741 _d33926 |
||
| 245 |
_aCost of cultivation of agricultural crops _bYala 1990 |
||
| 260 |
_aPeradeniya _bDivision of agricultural economics and projects _c1991 _g1991 |
||
| 300 |
_av,50p. _c28cm |
||
| 440 | _aAgricultural economics study No. 46 | ||
| 650 | _aEconomics | ||
| 650 | _aAgriculture | ||
| 650 | _aProduction | ||
| 942 | _cL | ||
| 999 |
_c49186 _d49186 |
||