| 000 | 00510 a2200169 4500 | ||
|---|---|---|---|
| 003 | OSt | ||
| 008 | 241109b |||||||| |||| 00| 0 eng d | ||
| 041 | _aEnglish | ||
| 082 |
_a631.3 _bWIJ |
||
| 100 |
_aWijewardena, Ray _9331799 |
||
| 245 |
_aConservation farming : _bsystem, techniques and tools / _cRay Wijewardena and Parakrama Waidyanatha. |
||
| 260 |
_c1989. _aColombo : _bMarga Publications, _g1989 |
||
| 300 | _a38 p. | ||
| 650 | _aFarming | ||
| 700 |
_aWaidyanatha, Parakrama _962260 |
||
| 942 |
_cLEB _2ddc |
||
| 999 |
_c30786 _d30786 |
||