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| 008 | 251229s9999 xx 000 0 und d | ||
| 020 | _a9290662204 | ||
| 050 | _aSD 397 .A2F35 | ||
| 245 | 0 |
_aIn the west africa semi-arid tropics _b procedings of a Workshop ed.by Vandenbeldt, R.J. |
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| 260 |
_aNairobi _b ICRAF; 1992. |
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| 942 | _cBK | ||
| 999 |
_c556876 _d556876 |
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