| 000 | 00342 a2200133 4500 | ||
|---|---|---|---|
| 100 | 1 | _aHutchcroft, C.D., Robinson, J.L. | |
| 245 | 1 | _a1957 Iowa corn yield test | |
| 260 |
_aAmes _c1958 |
||
| 300 | _a1-30 p. | ||
| 440 | _aIowa Agricultural Experiment Station. Bulletin No. P124 | ||
| 650 | _aCorn, Yield | ||
| 942 |
_2udc _cB |
||
| 901 | _a56353 | ||
| 999 |
_c55696 _d55696 |
||