Advancing knowledge in soil science

Rhizosphere soil chemistry and mineralogy

• formation of smectites in rhizosphere soils

  • Featured Project

    Behavior of Chromium in the Rhizosphere of Brassica juncea (Indian Mustard) - Svetlana Bluskov et. al.

    
    X-ray microprobe of Cr (III) treated root of B. juncea.
    - more -
    Glowa, K. R., Arocena, J. M. and Massicotte, H. B. 2004. Properties of soils influenced by ectomycorrhizal fungi in hybrid spruce [Picea glauca × engelmannii (Moench.) Voss]. Can. J. Soil Sci. 84: 91–102. [abstract]
  • Arocena, J. M., Glowa, K. R., Massicotte, H. B. and Lavkulich, L. 1999. Chemical and mineral composition of ectomycorrhizosphere soils of subalpine fir (Abies lasiocarpa (Hook.) Nutt.) in the Ae horizon of a Luvisol. Can. J. Soil Sci. 79: 25–35. [abstract]
• formation of calcium oxalate on hyphae
  • J.M. Arocena, K.R. Glowa. 2000. Mineral weathering in ectomycorrhizosphere of subalpine fir (Abies lasiocarpa (Hook.) Nutt.) as revealed by soil solution composition Forest Ecology and Management 133: 61 - 70. [abstract].
  • Arocena, J.M., K.R. Glowa and H.B. Massicotte. 2001. Calcium - rich hypha encrustations on Piloderma. Mycorrhiza 10:209–215. [abstract].
• formation of kaolinite on roots - on going
• generation of organic acids in rhizosphere soils
  • S. Bluskov, J. M. Arocena, J. P. Young, and O. O. Omotoso. 2005. Soil Microorganisms and Root Exudates in Soils Treated with Chromium and Planted to Brassica juncea (Indian mustard). presented at the HISQA Conference, Iran. [abstract].
  • Glowa, K.R., J.M. Arocena and H.B. Massicotte. 2003. Extraction of Potassium and/or Magnesium from Selected Soil Minerals by Piloderma. Geomicrobiology Journal, 20(2):99-111. [abstract].

Soil micromorphology and soil mineralogy

• Mineral transformation in microenvironments
  • A.J. Strickland, J.M. Arocena, P. Sanborn and C. A. S. Smith. 2005. Secondary Mineral Formation in the White River Tephra In Grassland and Forest Soils in central Yukon Territory. Can J Soil Sci. 85: 637–648. [abstract]
• structural changes in fibrous clays in rhizosphere soils - on going
• dissolution of fibrous clays (palygorskite and sepiolite) in organic acids - on going
• stability of Pb - pyromorphite in organic acids - ongoing
  • Ingrid Orlander. 2004. Chemical immobilization of lead by phosphate and the stability of the reaction product pyromorphite in rhizosphere soil. Undergraduate Thesis. [abstract]
• Distribution of fibrous clays in Tertiary sediments in the Isfahan region (Iran) - on going
• Selenium - reducing bacteria
  • Tariq Siddique. 2004. Selenium-reducing bacteria. statement of accomplishment report (Michael Smith Research Grant 2004) [abstract]
• Mineralogy of burned soils
  • J.M. Arocena, C. Opio. 2003. Prescribed fire - induced changes in properties of sub - boreal forest soils. Geoderma 113: 1 - 16. [abstract]
• Structure and distribution of minerals
  • Arocena, J. M., and J. D. Ackerman. 1998. Use of statistical tests to describe the basic distribution pattern of iron ovide nodules in soil thin sections. Soil Sci. Soc. Am. J. 62:1346 - 1350. [abstract]
  • J.M. Arocena, S. Pawluk, M.J. Dudas, and A. Gajdostik. 1995. In situ investigation of soil organic matter aggregates using infrared microscopy. Can. J. Soil Sci. 75: 327-332. [abstract]
  • J.M. Arocena, G. de Geyter, C. Landuydt, and G. Stoops A study on the distribution and extraction of iron (and Manganese) in soil thin sections. Developments in Soil Science 19 Soil Micromorphology: a basic and applied science, 1990. Elsevier. Amsterdam - Oxford - New York - Tokyo [abstract]
  • J. Arocena, G. De Geyter, C. Landuydt, U. Schwertmann. 1989. Dissolution of soil iron oxides with ammonium oxalate : Comparison between bulk samples and thin sections. Pedologie, XXXIX-3, p. 275-297. [abstract]
• Mineralogy and Soil Genesis
  • J. M. Arocena and P. Sanborn. 1999. Mineralogy and genesis of selected soils and their implications for forest management in central and northeastern British Columbia. Can. J. Soil Sci. 79: 571–592. [abstract]
  • Kevin G.D. and J.M. Arocena.1999. Properties, classification and genesis of selected pedons in the central interior of British Columbia, Canada. Z. Geomorph. N.F. 119:37-55. [abstract]
  • J.M. Arocena and S. Pawluk. 1991. The nature and origin of nodules in Podzolic soils from Alberta. Can. L. Soil. Sci. 71:411-426. [abstract]
  • J. M. Arocena, S. Pawluk, and M. J. Dudas. 1994. Layer Change of Expandable 2:1 Phyllosilicates in Selected Parent Materials of some Canadian Soils. Can J. Soil Sci. 74:291-299 [abstract]
  • J. M. Arocena, S. Pawluk, and M. J. Dudas. 1994. Mineral transformations in some sandy soils from Alberta, Canada. Geoderma, 64: 17-38. [abstract]
  • J. M. Arocena, S. Pawluk, and M. J. Dudas. 1992. Genesis of selected sandy soils in Alberta, Canada as reviealed by microfabric, leachate- and soil composition. Geoderma, 54: 64-90. [abstract]
  • P.M. Rutherford, M.J. Dudas and J.M. Arocena. 1995 Radioactivity and elemental composition of phosphogypsum produced from three phosphate rock sources. Waste Management & Research. 13, 407-423. [abstract]
  • J.M. Arocena, C. Landuydt, G. De Geyter, and G. Stoops. 1995. Iron-rich peds near a volcanic mudpool, Mt. Makiling (Philippines). In Soil Micromorphology: Studies in Management and Genesis. Proc. IX Int. Working Meeting on Soil Micromorphology, Townsville. Australia. July 1992. Developments in Soil Science 22, Elsevier, Amsterdam, pp. 99-105. [abstract]
  • J.M. Arocena, S. Pawluk and M.J. Dudas. 1994. Iron oxides in iron-rich nodules of sandy soils from Alberta (Canada). In Soil Micromorphology: Studies in Management and Genesis. Proc. IX Int. Working Meeting on Soil Micromorphology, Townsville, Australia, July 1992. Developments in Soil Science 22, Elsevier, Amsterdam, pp. 83-97. [abstract]

Soil is a dynamic natural medium

• Soil solution composition
  • Arocena, J.M., A. Göttlein and S. Raid. 2004. Spatial changes of soil solution and mineral composition in the rhizosphere of Norway - spruce seedlings colonized by Piloderma croceum J. Plant Nutr. Soil Sci. 167: 479 - 486 [abstract]
  • J. M. Arocena, Z. Chen and P. Sanborn. 2004. Soil Microstructure and Solution Chemistry of Compacted Forest Soil. presented at the 12th Soil Micromorphology Meeting, Turkey, Sept 2004. [abstract]
  • Arocena, J.M. 2000. Cations in solution from forest soils subjected to forest floor removal and compaction treatments. Forest Ecology and Management 133:71 - 80 [abstract]
  • Arocena, J.M., S. Pawluk, and M. J. Dudas. 1993. Sericites in Feldspars as Source of 2:1 Phyllosilicates in Selected Sandy Soils. Soil Sci. Soc. Am. J. 57:1634-1640. [abstract]
  • Arocena, J. M., Dudas, M. J., Poulsen, L. and Rutherford, P. M. 1995. Weathering of clay minerals induced by fluoride-containing solutions from phosphogypsum by-product. Can. J. Soil Sci. 75: 219-226. [abstract]

Soil integrates geochemistry, hydrology and biology

• Influence of lichen on rock/soil temperature
  • J. M. Arocena and K. Hall. 2004 Dark and light lichen coloration and basalt weathering in a cold environment: Preliminary results from northern Canada. Polar Geography 28:32-42. [abstract]
• Arocena, J.M. 1999. Effects of soil compaction and organic matter retention on soil moisture retention characteristics. Scientific registration n° : 1744. Symposium n° : 33. Presentation : poster. [abstract]

Status of soil science research in Canada

• J. M. Arocena and R. J. Heck. Is The Pedon Irrelevant? – Review of Soil Research in Canada 1995-2004. Presented at the joint CSSS and SSSA meeting, Seattle, November 2004. [abstract]