| 000 | 00481 a2200169 4500 | ||
|---|---|---|---|
| 245 | 1 |
_aFertilizer production functions for corn and oats _bincluding an analysis of irrigated and residual response |
|
| 260 |
_aAmes _c1958 |
||
| 650 | _aFertilizers | ||
| 650 | _aProduction | ||
| 650 | _aCorn | ||
| 650 | _aOats | ||
| 100 | 1 |
_aDoll, J.P. _d |
|
| 300 | _a361-394 p. | ||
| 440 |
_aNo. 463 _vIowa Agricultural Experiment Station, Research Bull |
||
| 942 |
_2udc _cB |
||
| 901 | _a59717 | ||
| 999 |
_c55771 _d55771 |
||