The dissolving effect of the silicate bacteria on K,P,Si,Fe,Mn and Zn elements in the mineral of four acid soil types from Jiangxi province and loess brown soil from the south of Shaanxi province had been studied by liquid culture.

• 采用液体培养法研究了供试钾细菌对江西 4种酸性土壤和陕南黄褐土中 K、P、Si、Fe、Mn、Zn等 6种元素的活化作用。