Nason, G. E., Carlsen, T. M., Dorn, P. B.
, Jensen, J., Norton, S. B. & Lanno, R. P. (red.) (2003).
Soil Quality Guidelines. I R. P. Lanno (red.),
Contaminated Soils : From Soil-Chemical Interactions to Ecosystem Management: Proceedings, Pellston, Michigan, USA, 23-27 September 1998 (s. 73-116). SETAC Press.
Boubacar, M. M., Diouf, A., Abdourahamane, S., Mahamane, A.
, Axelsen, J. A. & Ambouta, J.-M. K. (2015).
Soil physicochemical characteristics under different ecosystems in western Niger.
International Journal of Current Microbiology and Applied Sciences,
4(4), 375-383.
http://www.ijcmas.com
Morriën, E., Hannula, S. E., Snoek, L. B., Helmsing, N. R., Zweers, H., de Hollander, M., Soto, R. L., Bouffaud, M.-L., Buée, M., Dimmers, W., Duyts, H., Geisen, S., Girlanda, M., Griffiths, R. I., Jørgensen, H.-B.
, Jensen, J., Plassart, P., Redecker, D., Schmelz, R. M. ... van der Putten, W. H. (2017).
Soil networks become more connected and take up more carbon as nature restoration progresses.
Nature Communications,
8, Artikel 14349.
https://doi.org/10.1038/ncomms14349