| 000 | 00343 a2200133 4500 | ||
|---|---|---|---|
| 245 | 1 | _aControl of black flies in Canada | |
| 260 |
_aOttawa _c1955 |
||
| 650 | _aBlack Flies | ||
| 100 | 1 |
_aTwinn, C.R., Peterson, D.G. _d |
|
| 300 | _a9 p. | ||
| 440 |
_aNo. 940 _vCanada Department of Agriculture Publication |
||
| 942 |
_2udc _cB |
||
| 901 | _a45971 | ||
| 999 |
_c54082 _d54082 |
||