000			00535nam a2200157Ia 4500
008			140208s9999 xx 000 0 und d
044			_aNetherlands
080			_a631.4 B633S
100			_aBoels, D. ed.
245			_aSoil degradation : proceedings of land use seminar on soil degradation / Wageningen /13 - 15 October 1980 _cedited by D. Boels, D.B. Davies and A.E. Johnston
260			_bCABI Publishing _aOxon _c1981
300			_a280 p.; 25cm.
700			_aDavies, D.B., ed.
700			_aJohnston, A.E., ed.
942			_2udc _cGB
999			_c16746 _d16746