| 000 | 00375 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aSievers, J.F., Holtz, H.F. | |
| 245 | 1 | _aMaintenance of crop production on semi-arid soil | |
| 260 |
_aWashington _c1927 |
||
| 300 | _a1-29 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aCrop, Soil, Production Washington Agriculture Experiment Station. Popular Bulletin No. 138 | ||
| 901 | _aS51021 | ||
| 999 |
_c108414 _d108414 |
||