| 000 | 00565nam a22002177a 4500 | ||
|---|---|---|---|
| 015 | _a4009 | ||
| 041 | _a1 | ||
| 080 |
_a631.15 _bIZU |
||
| 100 | _aIzumi, K. | ||
| 100 | _aRanatunga, A.S. | ||
| 245 | _aEnvironmental and Social Constraints on Paddy Production Under Existing Conditions | ||
| 260 |
_aAgrarian Research & Training Institute _bColombo _c1974 |
||
| 300 | _a32p. | ||
| 490 | _v4 | ||
| 650 | _aAgriculture | ||
| 852 | _a4L3-4 | ||
| 999 |
_c4001 _d4001 |
||