| 000 | 00408nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 080 | _a635.21-1.557.001.2 | ||
| 100 | _aRijtema, P.E., Endrodi, G. | ||
| 245 | _aCalculation of production of potatoes | ||
| 260 | _aWageningen | ||
| 260 | _c1970 | ||
| 300 | _a26-36 p. | ||
| 440 | _aNo. 70; Netherlands, Institute | ||
| 901 | _pS18099 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c117235 _d117235 |
||