| 000 | 00376nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 130225s9999 xx 000 0 und d | ||
| 100 | _aRyan, Bryce, Gross, Neal | ||
| 245 | _aAcceptance and diffusion of hybrid corn seed in two Iowa communities | ||
| 260 |
_aAmes _c1950 |
||
| 300 | _a663-708 p. | ||
| 440 | _aIowa Agricultural Experiment | ||
| 901 | _a28780 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c5489 _d5489 |
||