MEISTER包膜尿素配施DCD没有进一步增加玉米和水稻的产量，DCD抑制土壤硝化作用的效果不稳定。
The coated urea MEISTER combined with dicyandiamide (DCD) didn't further increase maize and rice yields. Moreover, the nitrification inhibition effect of DCD was not steadily.
长石的钠长石化作用和长石、岩屑的水化水解作用、溶解作用，导致了不稳定组分的转变以及大量离子游离于孔隙水中，同时导致大量的自生矿物沉淀。
The hydration-hydrolysis and dissolution rock fragments and feldspar and albitization of feldspar make many ions free from their framework and go into pore-water.
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