| 000 | 00349nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 180613s9999||||xx |||||||||||||| ||und|| | ||
| 020 | _a125184026 | ||
| 041 | _aen | ||
| 082 | _a631.84 | ||
| 100 | _aNIELSEN, Donald R. | ||
| 245 | 0 | _aNitrogen in the environment | |
| 260 |
_anew york _bAcademic press _c1978 |
||
| 300 | _a528p. 2 | ||
| 942 | _cSR | ||
| 999 |
_c79158 _d79158 |
||