00442nam a2200193Ia 4500008004100000041001200041082001000053082001100063100001500074100001100089245002500100260001100125260001900136260000900155300001500164365002500179650002700204650001700231150909s9999    xx            000 0 und d  aEnglish  a631.4  bHAR/SO  aHarley J.I  eEditor  aSoil -root interface  aLondon  bAcadamic Press  c1979  a447  Pages  aUKP.15.40             aAgricultural chemistry  aSoil science