| 000 | 00450nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1980 xx 000 0 und d | ||
| 082 | _aSOILS 631.85 S99R | ||
| 245 | 0 | _aRole of phosphorus in agriculture: proceedings | |
| 260 |
_aMadison,U.S _c1980 |
||
| 300 | _a910p | ||
| 650 | _aPHOSPHATIC FERTILIZERS -- CONGRESSES | ||
| 653 | _aPHOSPHATIC FERTILIZERS -- CONGRESSES | ||
| 653 | _aPLANTS ,EFFECT OF PHOSPHORUS ON - CONGRESS | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c145708 _d145708 |
||