| 000 | 00340nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 140208s9999 xx 000 0 und d | ||
| 020 | _a0011183X | ||
| 044 | _aU.S.A. | ||
| 245 |
_aCrop Science. v.29(n4-6), July-Dec, 1989 _c |
||
| 260 |
_bCrop Science Society of America _aMadison _c1989 |
||
| 300 | _av.29, varies p.; 24cm. | ||
| 942 |
_2udc _cP |
||
| 999 |
_c22901 _d22901 |
||