| Tag | Indicator | Content |
|---|---|---|
| 041 | ## | $aEnglish |
| 082 | ## | $a631.587 |
| 100 | 0# | $aRichard B. Ferguson ... [et.al.] |
| 245 | 00 | $aMANAGING irrigation and nitrogen to protect water quality $cEditors: Darrell G. Watts, Delynn R. Hay, David A. Eigenberg |
| 260 | ## | $aLincoln $bUniversity of Nebraska $c[199-] |
| 300 | ## | $aii, 62 p. $bfig., table $c28 cm |
| 500 | ## | $aUniversity of Nebraska Cooperative Extension EC98-786-S |
| 650 | 00 | $aIRRIGATION, NITROGEN FERTILIZERS, WATER QUALITY |