| 000 | 00457nam a2200157 4500 | ||
|---|---|---|---|
| 005 | 20250403120754.0 | ||
| 008 | 250403b |||||||| |||| 00| 0 eng d | ||
| 020 | _a0750605626 | ||
| 050 |
_aS494 _b.C7 1994 |
||
| 245 | _aCrop productivity | ||
| 260 |
_aTokyo _bButterworth Heinemann _c1994 |
||
| 300 |
_ax,282p.: ill.; _bPbk. |
||
| 650 | _aAgricultural productivity -- Programmed instructive | ||
| 650 | _aCrop yields -- Programmed instruction | ||
| 942 | _cBK | ||
| 999 |
_c6685 _d6685 |
||