| 000 | 00395 a2200145 4500 | ||
|---|---|---|---|
| 080 |
_a631.811.3(213) _bI 61 P |
||
| 245 | 1 | _aPotassium in tropical crops and soils | |
| 260 |
_aSwitzerland _bInternational Potash Institute _c1973 |
||
| 650 | _aPotassium Requirement | ||
| 650 | _aTropical Crops | ||
| 700 | _aInternational Potash Institute | ||
| 100 |
_a _d |
||
| 300 | _a603 p. | ||
| 901 | _a119927 | ||
| 999 |
_c82439 _d82439 |
||