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E.G. Savchenko (2004)
Extended Abstract of Cand. Sci. (Biol.) Dissertation
G. Fedotov, Y. Tret’yakov, G. Dobrovol’skii, V. Putlyaev, A. Garshev, E. Pakhomov (2005)
Colloidal Structures in SoilsDoklady Chemistry, 404
K.K. Gedroits (1922)
Uchenie o poglotitel’noi sposobnosti pochv
G. Fedotov, Y. Tret’yakov, V. Putlyaev, A. Garshev, E. Pakhomov (2005)
Colloidal Soil Structures as Probed by Electron MicroscopyDoklady Chemistry, 403
ISSN 0012-5008, Doklady Chemistry, 2006, Vol. 411, Part 2, pp. 230–233. © Pleiades Publishing, Inc., 2006. Original Russian Text © G.N. Fedotov, Yu.D. Tret’yakov, E.I. Pakhomov, 2006, published in Doklady Akademii Nauk, 2006, Vol. 411, No. 5, pp. 633–637. CHEMISTRY a b a G. N. Fedotov , Academician Yu. D. Tret’yakov , and E. I. Pakhomov Received July 21, 2006 DOI: 10.1134/S0012500806120032 Ion-exchange capacity, one of the most important water capacity [8]. Toluene was added to inhibit the soil properties, has long attracted the attention of microbial activity [9]. Vessels with soils were tightly researchers [1]. However, the ion-exchange mechanism covered, and samples were taken every day. is not fully understood [2]. Soil extracts were prepared as follows: a 20-g soil sample was placed in 50 ml of deionized water or a Multiple investigations showed that the ion- 0.001, 0.005, 0.01, 0.05, or 0.1 N potassium chloride exchange capacity of the soil is not a constant value. solution, shaken on a rotator for 1 h, and centrifuged Rather, it depends on many factors, including the deter- [10]. mination technique; test sample preparation; the disper- sion of the soil mass; the chemical and mineralogical The pH was measured with an
Doklady Chemistry – Springer Journals
Published: Dec 17, 2006
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