| 000 | 00396nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 080 | _a632:634.972.8 | ||
| 100 | _aWhitten, R.R., Swingle, R.U. | ||
| 245 | _aDutch elm disease and its control | ||
| 260 | _aWashington | ||
| 260 | _c1964 | ||
| 300 | _a0.5 | ||
| 440 | _aNo. 193; United States Departm | ||
| 901 | _pS11145 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c120299 _d120299 |
||