| 000 | 00386 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aParker, H.L. | |
| 245 | 1 | _aMacrocentrus gifuensis ashmead, a polyembronic braconid parasite in the European corn borer | |
| 260 |
_aWashington _c1931 |
||
| 300 | _a1-63 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aCorn United States Department of Agriculture. Technical Bulletin No. 230 | ||
| 901 | _aS50188 | ||
| 999 |
_c107101 _d107101 |
||