| 000 | 00364nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 180612s9999||||xx |||||||||||||| ||und|| | ||
| 020 | _a9251009546 | ||
| 041 | _aen | ||
| 082 | _a633.81 | ||
| 100 | _aFOOD AND AGRICULTURE ORGAN.... | ||
| 245 | 0 | _aMaximizing the efficiency of fertilizer use by grain crops | |
| 260 |
_bFAO _c1980 |
||
| 300 | _a30p | ||
| 942 | _cPR | ||
| 999 |
_c40337 _d40337 |
||