| Tag | Indicator | Content |
|---|---|---|
| 020 | ## | $a0 582 40702 8 |
| 041 | ## | $aEnglish |
| 082 | ## | $a631.52 |
| 100 | 0# | $aN. W. Simmonds |
| 245 | 00 | $aPrinciples of crop improvement |
| 260 | ## | $aLondon $bEnglish Language Book Society $c1979 |
| 300 | ## | $axiv, 408 p. $bfig., table $c22 cm. |
| 500 | ## | $aIncludes bibliographical references and index. |
| 650 | 00 | $aPLANT BREEDING |