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*1001 $aErlandsson, Helen$0(NO-TrBIB)90944698$_120004400
*24510$aProblèmes d'irrigation, salinisation des sols et développement de l'agriculture en Tunisie Centrale, 1992 :$ba minor field study$cHelen Erlandsson, Gunilla Jansson
*260  $aUppsala$bSwedish University of Agricultural Sciences, InternationalRural Development Centre$c1993
*300  $a36 s. (noen fold.)$bill.
*4901 $aWorking paper / Swedish University of Agricultural Sciences, International Rural Development Centre$v236
*7001 $aJansson, Gunilla$0(NO-TrBIB)90944699$_120004500
*830 0$aArbetsrapport (Sveriges lantbruksuniversitet. U-landsavdelningen)$v236$w999315526214702201$_24936000
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*999  $aoai:nb.bibsys.no:999623232094702202$b2021-11-14T21:09:30Z$z999623232094702202
^