003900000a22001450004500020001500000060000800015082001900023100001900042245003300061260003100094260000900125300001100134490001100145650008800156  a0120007967  a100  a630.685 AGR.78  aSparks, Donald  aAdvances in Agronomy Vol. 78  aCalifornia, Academic Press  c2003  axi 278  a78c78  aMicrobial Life, Soil Particle, Acid soils, Germplasam, Heavy metals, Soil fertility