I am placing the link information for this article here with the thought that easier access to articles such as this will encourage reading and open discussion. This is also an open invitation for you to write a precis on this article (or, any other article that you find necessary or interesting)….
Older articles such as this one can be used for comparison with the data in newer articles.
Article: Multi-Scale Characterization of Soil Variability within an Agricultural Landscape Mosaic System in Southern Cameroon.
Authors: Martin Yemefack, David G. Rossiter, Rosaline Njomgang
Journal: Geoderma. Vol. 125, pages 117-143.
Published in: 2005
My copy was downloaded on November 22, 2014. I found it using a Google Scholar search. If the link does not work, please contact me and I will try to help you find a copy.