000 | 00519nam a22001577a 4500 | ||
---|---|---|---|
008 | 230221b |||||||| |||| 00| 0 eng d | ||
040 |
_aNational Science Library _cNational Science Library |
||
245 |
_aElectronic computer _c/ The Organisation for European Economic Co-operation |
||
260 |
_aParis: _bThe Organisation for European Economic Co-operation, _c1968 |
||
300 | _a108p. | ||
490 | _aGaps in technology | ||
650 | _aAgriculture | ||
653 | _aConsumption | ||
653 | _aNitrogenous | ||
942 |
_2udc _cREF |
||
999 |
_c53846 _d53846 |