| 000 | 00408 a2200157 4500 | ||
|---|---|---|---|
| 245 | 1 | _aProgress report of research in crops and soils | |
| 260 |
_aBrookings _c1953 |
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| 650 | _aAgricultural Research | ||
| 650 | _aCrops | ||
| 650 | _aSoils | ||
| 100 | 1 |
_aWorzella, W.W. _d |
|
| 300 | _a16 p. | ||
| 440 |
_aNo. 98 _vDakota South Agricultural Experiment Station Circul |
||
| 942 |
_2udc _cB |
||
| 901 | _a39466 | ||
| 999 |
_c54790 _d54790 |
||