| 000 | 00376nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 220204s9999 xx 000 0 und d | ||
| 082 |
_a631.8 _bFAO |
||
| 245 | 0 | _aMaximizing fertilizer use efficiency | |
| 260 |
_aRome _bFAO _c1983 |
||
| 490 | _aFAO fertilizer and plant nutrition bulletin 6 | ||
| 650 | _aAgricultural extension | ||
| 650 | _aDryland agriculture | ||
| 942 | _cBK | ||
| 999 |
_c40878 _d40878 |
||