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Tag Indicator Content
020 ## $a92-5-103792-2
041 ## $aEnglish
100 0# $aC. J. Pearson$a D. W. Norman$a J. Dixon
245 00 $aSustainable dryland cropping in relation to soil productivity $cFAO
260 ## $aRome $bFAO $c1995
300 ## $axi, 146 p. $bfig., table $c29 cm
440 #0 $aFAO Soil bulletin $bFAO $c72