| 000 | 00349 a2200145 4500 | ||
|---|---|---|---|
| 245 | 1 | _aCommon scab of potato | |
| 260 |
_aOttawa _c1955 |
||
| 650 | _aScab | ||
| 650 | _aPotato | ||
| 100 | 1 |
_aHowatt, J.L., Campbell, J.E. _d |
|
| 300 | _a4 p. | ||
| 440 |
_aNo. 953 _vCanada Department of Agriculture Publication |
||
| 942 |
_2udc _cB |
||
| 901 | _a46641 | ||
| 999 |
_c54093 _d54093 |
||