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Variations in nitrogen isotopic values among various particle-sized fractions in modern soil in nort
[期刊论文] 作者：LIU Weiguo,WANG Zhoufeng,WANG,
来源：中国地球化学学报（英文版） 年份：2004
Ratios of stable nitrogen isotopes in organic matter derived from plants and preserved in soil are potential tracers for nitrogen cycles in natural ecosystems a...
[期刊论文] 作者：Zhiyue Li,Weiguo Wang,Qun Zhao,
来源：中国神经再生研究（英文版） 年份：2004
Rat models of acute spinal cord injury and sciatic nerve injury were established. Apelin expression in spinal cord tissue was determined. In normal rat spinal c...
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