HOME HELP FEEDBACK SUBSCRIPTIONS ARCHIVE SEARCH TABLE OF CONTENTS		QUICK SEARCH:   [advanced] Author: Keyword(s): Year:  Vol:  Page:

This Article Abstract Full Text Free Full Text (PDF) Free Alert me when this article is cited Alert me if a correction is posted Services Similar articles in this journal Similar articles in ISI Web of Science Alert me to new issues of the journal Download to citation manager Citing Articles Citing Articles via HighWire Citing Articles via ISI Web of Science (4) Citing Articles via Google Scholar Google Scholar Articles by Ge, Y. Articles by Hendershot, W. Search for Related Content PubMed Articles by Ge, Y. Articles by Hendershot, W. GeoRef GeoRef Citation Agricola Articles by Ge, Y. Articles by Hendershot, W. Related Collections Soil Chemistry

Evaluation of Soil Surface Charge Using the Back-Titration Technique

Dep. of Natural Resource Sciences, Macdonald Campus of McGill Univ., 21,111 Lakeshore Road, Ste-Anne-de-Bellevue, QC, Canada H9X 3V9

View larger version (16K): [in a new window]   Fig. 1. Variable surface charge of three organic soils from Sudbury (SUD 12), Rouyn-Noranda (RN 7), and Valleyfield (VAL 4) (: measured by the back-titration; solid line: predicted by the non-ideal competitive adsorption [NICA]–Donnan model).

View larger version (16K): [in a new window]   Fig. 2. Variable Surface charge of three mineral soils from Sudbury (SUD 1), Rouyn-Noranda (RN 1), and Valleyfield (VAL 1) (: measured by the back-titration; solid line: predicted by the non-ideal competitive adsorption [NICA]–Donnan model).

View larger version (20K): [in a new window]   Fig. 3. Type 1 maximum surface charge (Qmax1) as a function of soil (a) organic C (Org. C) and (b) cation-exchange capacity (CEC).

View larger version (21K): [in a new window]   Fig. 4. Type 2 maximum surface charge (Qmax2) as a function of soil (a) organic C (Org. C) and (b) cation-exchange capacity (CEC).