| Tag | Indicator | Content |
|---|---|---|
| 020 | ## | $a978-0-521-76127-7 |
| 041 | ## | $aEnglish |
| 082 | ## | $a630.277 |
| 100 | 0# | $aDavid J. Connor$a Robert S. Loomis$a Kenneth G. Cassman |
| 245 | 00 | $aCrop ecology : productivity and management in agricultural systems |
| 260 | ## | $aCambridge $bCambridge University Press $c2011 |
| 300 | ## | $axii, 556 p. $bfig., table $c26 cm |
| 500 | ## | $aIncludes references and index. |
| 650 | 00 | $aAGRICULTURAL ECOLOGY, AGRICULTURAL SYSTEMS |