@Improve the soil, with adsorption @Improve pot soil water retention @Strong ability to maintain fat @Active substances, minerals contain many elements @Control harmful bacteria and viral substances in the soil @改善土壤,具有吸附性 @提高盆土保水 @保肥能力强 @活性物质,矿物质带有多种元素 @控制土壤的有害菌和病毒物质