| 000 | 00431 a2200157 4500 | ||
|---|---|---|---|
| 080 | _a631.811:621.039.8:546.17(063) | ||
| 245 | 1 | _aNitrogen-15 in soil-plant studies | |
| 260 |
_bInternational Atomic Energy Agency _c1971 |
||
| 650 | _aPlant Nutrition | ||
| 650 | _aNitrogen | ||
| 700 | _aInternational Atomic Energy Agency | ||
| 440 | _aI.A.E.A. panel proceedings series | ||
| 100 |
_a _d |
||
| 300 | _a255 p. | ||
| 901 | _a117949 | ||
| 999 |
_c45460 _d45460 |
||