| 000 | 00333 am a2200121 a 4500 | ||
|---|---|---|---|
| 245 | 1 | _aMutation & hybridization in ustilago zeae | |
| 260 |
_aUniversity of Minnesota _c1928 |
||
| 300 | _a108p. | ||
| 100 | 1 |
_aStakman, E.C. _d |
|
| 942 |
_2udc _cB |
||
| 440 | _a65, Minnesota Agricultural Experiment Station, Bulletin | ||
| 901 | _aS24033 | ||
| 999 |
_c100282 _d100282 |
||