| 000 | 00368 a2200133 4500 | ||
|---|---|---|---|
| 080 |
_a632.38:633.491 _bD 678 S |
||
| 245 | 1 |
_aSpread of virus diseases in the potato crop _cby J.P. Doncaster and P.H. Gregory |
|
| 260 |
_aLondon _c1948 |
||
| 650 | _aVirus Diseases | ||
| 650 | _aPotato | ||
| 100 | 1 |
_aDoncaster, J.P., Gregory, P.H. _d |
|
| 300 | _a189 p. | ||
| 901 | _a41327 | ||
| 999 |
_c46140 _d46140 |
||