| 000 | 00320 a2200121 4500 | ||
|---|---|---|---|
| 080 |
_a631.83(063) _bI 61 P |
||
| 245 | 1 |
_aPotassium research and agricultural production _bProceedings |
|
| 260 |
_bInternational Potash Institute _c1975 |
||
| 650 | _aPotassium Research | ||
| 100 |
_a _d |
||
| 300 | _a354 p. | ||
| 901 | _a121099 | ||
| 999 |
_c82483 _d82483 |
||