| 000 | 00337 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aSackett, W.G. | |
| 245 | 1 | _aAmmonifying efficiency of certain Colorado soils | |
| 260 |
_aFort Collins _c1912 |
||
| 300 | _a1-36 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aSoil Colorado Agricultural Experiment Station. Bulletin No. 184 | ||
| 901 | _aS47054 | ||
| 999 |
_c102859 _d102859 |
||