| 000 | 00350 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aClausen, Knud E. | |
| 245 | 1 | _aGenetics of yellow birch | |
| 260 |
_aWashington _c1969 |
||
| 300 | _a1-28 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aGenetics, Birch United States Department of Agriculture. Forest Service Research Paper W. O. No. 18 | ||
| 901 | _aS23983 | ||
| 999 |
_c105636 _d105636 |
||