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*035  $a(NO-LaBS)14349411(bibid)
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*1001 $aLungu, O. I.$0(NO-TrBIB)90663777$_76664300
*24510$aCropping and soil management systems and their effect on soil productivity in Zambia :$ba review$cO.I. Lunga and V.R.N. Chinene
*260  $aÅs$bEcology and Development Programme, Agricultural University of Norway$c1993
*300  $aV, 114 s.$bill.
*4901 $aEcology and development paper$vno. 5
*653  $ajordbruk$aproduktivitet$aavkastning$aavlingsstørrelse$agjødsling$ajordforvaltning$aerosjon$_83624000
*7001 $aChinene, V.R.N.$0(NO-TrBIB)90729082$_83624100
*830 0$aEcology and development paper (trykt utg.)$x0804-2144$vno. 5$w999404298614702201$_27215100
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*999  $aoai:nb.bibsys.no:999404319124702202$b2021-11-14T20:29:47Z$z999404319124702202
^