| 000 | 00363nam a2200109Ia 4500 | ||
|---|---|---|---|
| 008 | 151128s9999 xx 000 0 und d | ||
| 041 | _aENG | ||
| 245 | _aSummaries of papers read at the sixth international congress of tropical and sub tropical agriculture, Paris 1931 | ||
| 260 |
_c1931 _aHarpenden _bRothamsted Experimental Station |
||
| 300 | _a35p. | ||
| 942 | _cBK | ||
| 999 |
_c29029 _d29029 |
||