| 000 | 00501 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aWoglum, R.S., McDonnell, C.C. | |
| 245 | 1 | _aHydrocyanic-acid gas fumigation in California, 1. Fumigation...Citrus trees, 2. Value...Fumigation purposes, 3. Chemistry of...Hydrocyanic-acid gas | |
| 260 |
_aWashington _c1912 |
||
| 300 | _a1-113 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aHydrocyanic-Acid, Gas, Fumigation United States Department of Agriculture, Bureau of Entomology. Bulletin No. 90 | ||
| 901 | _aS51161 | ||
| 999 |
_c108669 _d108669 |
||