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[期刊论文] 作者：ZHUJIAN－GUO,XINGGUANG－XI,
来源：土壤圈：英文版 年份：1992
The present paper deals mainly with the relationships between the distribution of rare earth elements (REE) in different forms in soils and the atomic number an...
[期刊论文] 作者：ZHUJIAN－GUO,XINGGUANG－XI,
来源：土壤圈：英文版 年份：1992
The distribution of rare earth element (REE) forms in soils is given in the present paper on the basis of sequential fractionation and determination of 34 repre...
[期刊论文] 作者：SHAOXIAO－HOU,XINGGUANG－XI,等,
来源：土壤圈：英文版 年份：1993
Co,Ni,Cr and V in 25 typical soils of China were fractionated into exchangeable,carbonate bound (calcareous soils),Mn oxide bound,organically bound,amorphous Fe...
[期刊论文] 作者：SHISHU－LIAN,XINGGUANG－XI,等,
来源：土壤圈：英文版 年份：1992
The present article deals with the natural nitrogen-15 abundance of ammonium nitrogen and fixed ammonium in different soils.Variations in the natural ^15N abund...
[期刊论文] 作者：XINGGUANG－XI,HOUWEN－HUA,等,
来源：土壤圈：英文版 年份：1991
This paper has investigated the ratios of closely related elements such as Mn,Cr,V,Ni,Co,Cu,Pb,Cd,Ba,Sr,La and Ce in the major soils of China,and the factors af...
Study on Variation in ^15N Natural Abundance.I.Characteristics of Variation in ^15N Natural Abundanc
[期刊论文] 作者：SUNGUO－QING,XINGGUANG－XI,等,
来源：土壤圈：英文版 年份：1991
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