| Tag | Indicator | Content |
|---|---|---|
| 020 | ## | $a92-5-102542-8 |
| 041 | ## | $aEnglish |
| 100 | 0# | $aR.J. Godwin |
| 245 | 00 | $aAgricultural engineering in development: tillage for crop production in areas of low rainfall |
| 260 | ## | $aRome $bFAO $c1990 |
| 300 | ## | $aiii,124 p. $bfig., table $c29 cm |
| 440 | #0 | $aFAO Agricultural Services Bulletin $bFAO $c83 |