^{This document is based on the work of:
C.A. van Diepen, P.M. Driessen, E. van der Goot, J. Goudriaan, R.J. Hijmans, A.A. Hooijer, H. van Keulen, R.R. van Kappel, G.H.J. de Koning, D.W.G. van Kraalingen, M.J. Kropff, H.H. van Laar, C. Rappoldt, F.W.T. Penning de Vries, C.J.T. Spitters, I. Supit, T. van der Wal, J. Wolf}

Earlier in the series:

Treebook 1: Struggle of Life: or the natural history of stress and adaptation. Martial and Line Rossignol, Roelof A. A. Oldeman and Soraya Benzine-Tizroutine; 1998.

Treebook 3: Chinantec shifting cultivation: InTERAcTIVE landuse. A case-study in the Chinantla, Mexico, on secondary vegetation, soils and crop performance under indigenous shifting cultivation. Hans van der Wal; 1999.

Treebook 4: An exploratory study to improve the predictive capacity of the Crop Growth Monitoring System as applied by the European Commission. Iwan Supit; 2000.

Treebook 5: Five thousand years of sustainability? A case study on Gedeo land use (Southern Ethiopia). Tadesse Kippie; 2002.

Treebook 6: Let them eat grass: Understanding pasture-finished beef cattle farms in the American Appalachians. Jane Shaw, 2002.

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