| 000 | 00345 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aDavis, J.J. | |
| 245 | 1 | _aCorn root-aphis and methods of controlling it | |
| 260 |
_aWashington _c1917 |
||
| 300 | _a1-12 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aCorn, Method United States Department of Agriculture. Farmers Bulletin No. 891 | ||
| 901 | _aS48615 | ||
| 999 |
_c104757 _d104757 |
||