| 000 | 00383 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aConn, H.J. | |
| 245 | 1 | _aMicroscopic study of certain changes in the microflora of soil | |
| 260 |
_aGeneva _c1932 |
||
| 300 | _a1-21 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aMicroscopic, Microflora, Soil New York State Agricultural Experiment Station. Technical Bulletin No. 204 | ||
| 901 | _aS52333 | ||
| 999 |
_c110036 _d110036 |
||