| 000 | 00509nam a2200181Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s2006 xx 000 0 und d | ||
| 082 | _a631.847 S48N | ||
| 100 | _aSINGH, Rana P | ||
| 245 | 0 | _aNitrogen nutrition in plant productivity | |
| 260 |
_bHouston, USA _c2006 |
||
| 300 | _a388p. | ||
| 440 | _aFocus in plant agriculture;1 | ||
| 650 | _aNITROGEN - FIXATION | ||
| 653 | _aNITROGEN - FIXATION | ||
| 653 | _aNITROGEN - PHYSIOLOGICAL EFFECTS | ||
| 653 | _aNITROGEN FERTILIZERS | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c133740 _d133740 |
||