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A comparison of the rhizosphere-based method with DTPA, EDTA, CaCl 2 , and NaNO 3 extraction methods for prediction of bioavailability of metals in soil to barley[J] . Mu-Hua Feng,Xiao-Quan Shan,Shuzhen Zhang,Bei Wen.Environmental Pollution . 2005 (2)
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Metal Speciation in Soil: Extraction of Exchangeable Cations from a Calcareous Soil with a Magnesium Nitrate Solution[J] . Caroline Gommy,Esperanza Perdrix,Jean-Claude Galloo,Rene Guillermo.International Journal of Environmental Analytical Chemistry . 1998 (1)
[8]
Concentration, pH, and surface charge effects on cadmium and lead sorption in three tropical soils. Appel Chip, Lena Ma. Journal of Environmental Quality . 2002