| 000 | 00351nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 140208s9999 xx 000 0 und d | ||
| 044 | _aU.S.A. | ||
| 080 | _a632.9 P34E | ||
| 100 | _aPyenson, Louis L. | ||
| 245 |
_aElements of plant protection _cLouis L. Pyenson |
||
| 260 |
_bJohn Wiley _aNew York _c1951 |
||
| 300 | _ax, 538 p.; 21cm. | ||
| 942 |
_2udc _cGB |
||
| 999 |
_c632 _d632 |
||