00442nam a2200181Ia 4500008004100000041001200041082001000053082001100063100003300074100001100107245004300118260001300161260002000174260000900194300001500203365002500218650001700243150909s9999    xx            000 0 und d  aEnglish  a631.4  bINS/PR  aInstitute of soil science     eEditor  aProceedings of symposium on paddy soil  aNew York  bSpringer Verlag  c1981  a853  Pages  aRs.284                aSoil science