00550nam a2200157Ia 4500008004100000020001500041082001600056100001800072245011000090260007700200300000700277650004100284650003400325653002300359653001000382170901s1975    xx            000 0 und d  a9022005923  a631.4bM51P  aBie, Stein W. 0aSoil Information SystemsbProceeding of the meeting of the ISSS Working Group on soil Information Systems  aWageningenbCentre for Agricultural Publications and Documentationc1975  a87  aAgriculture and related technologies  aTechnology (Applied sciences)  aInformation system  aSoils