| 000 | 00379 a2200133 4500 | ||
|---|---|---|---|
| 080 |
_a631.8:631.583(063) _bI 61 T |
||
| 245 | 1 |
_aTransition from extensive to intensive agriculture with fertilizers _bProceedings |
|
| 260 |
_bInternational Potash Institute _c1970 |
||
| 650 | _aIntensive Agriculture | ||
| 650 | _aFertilizers | ||
| 100 |
_a _d |
||
| 300 | _a282 p. | ||
| 901 | _a123901 | ||
| 999 |
_c82348 _d82348 |
||