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Tag Indicator Content
020 ## $a92-5-102121-X
041 ## $aEnglish
110 ## $aFAO
245 00 $aImprove production systems as an alternative to shifting cultivation $cFAO
260 ## $aRome $bFAO $c1984
300 ## $axiv, 201 p. $bfig., table $c29 cm
440 #0 $aFAO Soil bulletin $c53