Estimating Exchangeable Sodium Percentage from Sodium Adsorption Ratio of Salt-Affected Soil in the Songnen Plain of Northeast China
| Autor: | CHI, Chun-Ming, ZHAO, Chang-Wei, SUN, Xiao-Jing, WANG, Zhi-Chun |
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| Zdroj: | In Pedosphere 2011 21(2):271-276 |
| Databáze: | ScienceDirect |
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