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羊草草地枯枝落叶中N、P、K变化动态
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- Root-shoot relationships of Fraxinus mandchurica 1999
- Soil Nitrogen Status of Larch Plantations in Comparison with SecondaryBroad-leaved Forest 1998
- Spatial heterogeneity of soil nutrients in old growthforests of Korean pine 1998
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- SOIL NITROGEN MINERALIZATION UNDER NORTHERN HARDWOOD FORESTS ALONG A SULFATE AND NITRATE DEPOSITION GRADIENT IN THE GREAT LAKES REGION 1995
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