000 | cam a22 a 4500 | ||
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999 |
_c6614 _d6614 |
||
003 | BD-DhIDS | ||
005 | 20180428010318.0 | ||
008 | 180428s1988 enk||||| |||| 00| 0 eng d | ||
040 |
_aBD-DhIDS _cBD-DhIDS _dBD-DhIDS |
||
041 | _aEng | ||
086 | _aGB ODI AAU AADP-22 | ||
110 | 2 | _aOverseas Development Institute | |
245 | 0 | 0 | _aFarmer participation in on-farm varietal trials. |
260 |
_aLondon : _bODI , _c1988 |
||
300 |
_a30p. : _bill. ; _c15 cm. |
||
490 |
_aAgricultural administration network paper _vNo. 22 |
||
504 | _aIncludes bibliographical references and index. | ||
650 | 0 | 4 | _aHigh-yielding varities |
942 |
_2ddc _cDC |