| 000 | 00400 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aHeady, O.Earl., Kehrberg, Earl w. | |
| 245 | 1 | _aRelationship of crop-share and cash leasing systems to farming efficiency | |
| 260 |
_aIowa _c1952 |
||
| 300 | _a635-680 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aFarming, Crop, Leasing Iowa Agricultural Experiment Station. Research Bulletin No. 386 | ||
| 901 | _aS47078 | ||
| 999 |
_c100798 _d100798 |
||