| 000 | 00517nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 180413s9999 xx 000 0 und d | ||
| 020 | _a3823612190 (Pbk) | ||
| 100 | _aHailu Zegeye | ||
| 245 | 0 | _aSustainability Of Land Use Systems The Potential Of Indigenous Measures For The Maintenance Of Soil Productivity In Sub Sahara African Agriculture | |
| 260 | _bWeikersheim : Margraf 1993. | ||
| 300 | _a168 | ||
| 546 | _aEng | ||
| 690 | _aResearch Methodologies ; Land Use ; Farming Systems ; Sub-Saharan Africa ; Ecology. | ||
| 999 |
_c14020 _d14020 |
||