00258nam a2200097Ia 4500008004100000082002400041100002300065245004100088260002300129300000800152140113s9999    xx            000 0 und d  a631.432(082.2)   L3  a"Bruce, R.R., Ed."  aField Soil Water Regime:Proceedings   a1973bSSSAcU.S.A.  a212