SPP

1
DFG SPP 1090 Activities 2000 - 2006
2
Activities 2000 - 2001

• Twenty-eight projects are funded and started in
  summer 2000

• Four working groups were established

WG 1 Interaction of organic matter with the
mineral matrix (coordinated by G.
Guggenberger) WG 2 Recalcitrant organic
materials and their contribution to stabilized
organic matter(coordinated by B. Marschner) WG
3 Compartments Microhabitats(coordinated by
V. Wolters/K. Ekschmitt) WG 4 Pools Turnover
Modelling(coordinated by H. Flessa)

• Samplings in 2000 and 2001

- Forest sites Waldstein, Steinkreuz
(coordinated by E. Matzner/ K.
Kalbitz) - Agricultural sites Halle, Bad
Lauchstädt(coordinated by W. Merbach)
3
Activities 2000 - 2001

• First annual meeting at Schloss Hohenkammer,
  near Munich. October 2000.

- Establishment of a web-page, which gives
information on analytical techniques/methods,
sample types and materials used by different
groups, turnover rates and their measurement -
Group reports

• Poster session at the biannual meeting of the
  German Soil Science Society in Vienna, September
  200124 poster contributions

• 2nd annual meeting, Leucorea, Wittenberg. October
  2001

Keynote speakers - M. Gerzabek, Wien - C.
Chenu, INRA Versailles - A. Smucker, Michigan
State University - P. Smith, University of
Aberdeen
4
Activities 2003

• 3rd annual meeting in Hannover, February 2003
  reports of the working groups, poster
  presentations

Integrating thematic sessions? conceptual
model? establishment of a common value for
turnover estimates ? inert C-pool ?
newsletter 7

• Start of the integration project, March 2003

• SPP-workshop modeling the C dynamics of
  agricultural soils. Halle/Saale, August 2003

• Biannual meeting of the German Soil Science
  Society in Frankfurt/Oder September 2003

about 20 SPP contributions2 poster prices
(Comm. I, VII)
5
Activities 2003 - 2005

• International SOM-Conference October 2003,
  Schloss Hohenkammer near Munich

Mechanisms and Regulation of Organic Matter
Stabilization in Soils ? about 150 participants

• Edition of the Geoderma Special Issue, Vol. 128,
  2005

Selected publications of the international
conference Mechanisms and regulation of organic
matter stabilization in soils Schloss
Hohenkammer near Munich, 5.-8.October 2003. 13
manuscripts, 10 SPP-manuscripts Guest-Editors I.
Kögel-Knabner, M. v. Lützow, G. Guggenberger,
H. Flessa, B. Marschner, E. Matzner,
K. Ekschmitt
6
TOP25 articles Geoderma/20.2.06 Number of
downloads in a three-month period

1. Soil structure and management a review Review
   articleBronick, C.J. Lal, R.
2. The role of plants and land management in
   sequestering soil carbon in temperate arable and
   grassland ecosystems ArticleRees, R.M.
   Bingham, I.J. Baddeley, J.A. Watson, C.A.
3. Strategies used by soil biota to overcome soil
   organic matter stability - why is dead organic
   matter left over in the soil?
   ArticleEkschmitt, K. Liu, M. Vetter, S. Fox,
   O. Wolters, V.
4. Storage of organic carbon in aggregate and
   density fractions of silty soils under different
   types of land use ArticleJohn, B. Yamashita,
   T. Ludwig, B. Flessa, H.
5. Soil wettability, aggregate stability, and the
   decomposition of soil organic matter
   ArticleGoebel, M.O. Bachmann, J. Woche, S.K.
   Fischer, W.R.
6. Stability and composition of different soluble
   soil organic matter fractions-evidence from ?13C
   and FTIR signatures ArticleEllerbrock, R.H.
   Kaiser, M.
7. On digital soil mapping ArticleMcBratney,
   A.B. Mendonca Santos, M.L. Minasny, B.
8. Transformation of organic matter in agricultural
   soils radiocarbon concentration versus soil
   depth ArticleRethemeyer, J. Kramer, C.
   Gleixner, G. John, B. Yamashita, T. Flessa,
   H. Andersen, N. Nadeau, M.J. Grootes, P.M.
9. Principal component analysis as a tool to
   indicate the origin of potentially toxic elements
   in soils ArticleBoruvka, L. Vacek, O.
   Jehlicka, J.
10. Microbial influence on metal mobility and
    application for bioremediation ArticleGadd,
    G.M.
11. Soil carbon sequestration to mitigate climate
    change Review articleLal, R.
12. Analysing the space-time distribution of soil
    water storage of a forest ecosystem using
    spatio-temporal kriging Article
13. Morphological and chemical properties of black
    carbon in physical soil fractions as revealed by
    scanning electron microscopy and
    energy-dispersive X-ray spectroscopy
    ArticleBrodowski, S. Amelung, W. Haumaier, L.
    Abetz, C. Zech, W.

1. Influence of humic substances on phosphate
   adsorption byaluminium and iron oxides Article
   Borggaard, O.K. Raben-Lange, B. Gimsing, A.L.
   Strobel, B.W.
2. A molecular method to evaluate basidiomycete
   laccase gene expression in forest soils Article
   Luis, P. Kellner, H. Martin, F. Buscot, F.
3. Priming effects in soils after combined and
   repeated substrate additions Article Hamer,
   U. Marschner, B.
4. Carbon-13 natural abundance as a tool to study
   the dynamics of lignin monomers in soil an
   appraisal at the Closeaux experimental field
   (France) Article Dignac, M.F. Bahri, H.
   Rumpel, C. Rasse, D.P. Bardoux, G. Balesdent,
   J. Girardin, C. Chenu, C. Mariotti, A.
5. Digital terron mapping Article Carre, F.
   McBratney, A.B.
6. Functional characterization of soil organic
   matter fractions different in solubility
   originating from a long-term field experiment
   ArticleKaiser, M. Ellerbrock, R.H.
7. Exploring the spatial relations between soil
   physical properties and apparent electrical
   conductivity Article Carroll, Z.L. Oliver,
   M.A.
8. Effects of biofertilizer containing N-fixer, P
   and K solubilizers and AM fungi on maize growth
   a greenhouse trial ArticleWu, S.C. Cao, Z.H.
   Li, Z.G. Cheung, K.C. Wong, M.H.
9. Modelling Al competition for heavy metal binding
   by dissolved organic matter in soil and surface
   waters of acid and neutral pH ArticleTipping,
   E.
10. Role of assisted natural remediation in
    environmental cleanup ArticleAdriano, D.C.
    Wenzel, W.W. Vangronsveld, J. Bolan, N.S.
11. Initial characterization of processes of soil
    carbon stabilization using forest stand-level
    radiocarbon enrichment Article Swanston, C.W.
    Torn, M.S. Hanson, P.J. Southon, J.R. Garten,
    C.T. Hanlon, E.M. Ganio, L.
12. Effects of sand and litter availability on
    organic matter decomposition in soil and in casts
    of Lumbricus terrestris L. ArticleMarhan, S.
    Scheu, S.

7
Activities 2000 - 2006

• EUROSOIL Conference in Freiburg September 2004

about 13 SPP contributions (9 oral
presentations, 4 posters)

• 4th annual meeting in Hannover, February 2005

• Second Conference on Mechanisms of Soil Organic
  Matter Stabilization, October 2005 near Monterey,
  CA, USA

organized by Phil Sollins 4 oral SPP
presentations, 13 SPP posters

• Presentation of the SPP within the DFG-magazine
  forschung 3-4/2005

Das Klima aus dem UntergrundI. Kögel-Knabner
und M. v. Lützow

• Final colloquium of the SPP 1090 at Schloss
  Thurnau near Bayreuth, March 2006 with invited
  international experts

8
DFG - SPP 1090 Future activities

• European Geosciences Union, Vienna, 2. - 7. April
  2006

? Identification and characterization of the
stable C pool(s) in soils (SSS24) Convenor I.
Kögel-Knabner, Germany and M. Gerzabek, Austria

• Symposium at the World Congress of the Soil
  Science Society, 5.-15. Juni 2006 in
  Philadelphia, USA

? Oral Symposium Commission 2.2 Soil Chemistry
Soil organic matter stabilization and C
sequestration Convenor A. Piccolo,
ItalyCo-convenor I. Kögel-Knabner, Germany, A.
Smucker, USA

• Edition of the final SPP report as a special
  issue of Plant Nutrition and Soil Science

9
Activities 2000 - 2006

• More than 120 publications in scientific journals

• About 120 contributions to SOM Conferences

• About 15 PhD theses

• Two postdoctoral lecture qualifications

10
Acknowledgements

• DFG for financial support

? All participants in the SPP
? The review panel