| 000 | 00347 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aParrott, P.J., Glasgow, H. | |
| 245 | 1 | _aRosy aphid in relation to spray practices in 1929 | |
| 260 |
_aGeneva _c1930 |
||
| 300 | _a1-32 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aSpray New York Agricultureal Experiment Station. Bulletin No. 582 | ||
| 901 | _aS53235 | ||
| 999 |
_c111140 _d111140 |
||