| 000 | 00628 a2200193 4500 | ||
|---|---|---|---|
| 082 |
_a631.5818 _bABE |
||
| 090 |
_c22082 _d34662 |
||
| 100 | _aAbeyratne, Fredrick | ||
| 245 |
_aShifting farming _btowards stabllity _b a study of four rainfed farming systems in Sri Lanka |
||
| 260 |
_aColombo _bAgrarian Research and Training Institute _c1986 _g1986 |
||
| 300 |
_avii,148p. _c29cm |
||
| 440 | _aResearch study No. 66 | ||
| 650 | _aCULTIVATION AND HARVESTING | ||
| 650 | _aREDUCED CULTIVATION METHODS | ||
| 650 | _aSPECIAL METHODS OF CULTIVATION | ||
| 700 | _aTennakoon, D. | ||
| 700 | _aGunasena, H. P. M. | ||
| 942 | _cL | ||
| 999 |
_c49490 _d49490 |
||