| 000 | 00398nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 100 | _aHeadley, J.C. | ||
| 245 | _aPest control as a production constraint for grain crops and soybeans in the Unit | ||
| 260 | _aMissouri | ||
| 260 | _c1981 | ||
| 300 | _a74 p. | ||
| 440 | _aNo. 1038; Missouri-Columbia, A | ||
| 901 | _pS34056 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c129490 _d129490 |
||