P.J. Tonkin

Integrating soils and geomorphology in mountains—an example from the Front Range of Colorado

Peter W. Birkeland, Ralph R. Shroba, S. F. Burns et al. · Geomorphology · 2003 · 153 citations

Landscape Processes, Engineering, Applied Geomorphology +10

Pedogenesis by upbuilding in an extreme leaching and weathering environment, and slow loess accretion, south Westland, New Zealand

Peter C. Almond, P.J. Tonkin · Geoderma · 1999 · 108 citations

Ecological Engineering, Extreme Leaching, South Westland +4

Chemical pretreatments for improving the radiocarbon dates of peats and organic silts in a gley podzol environment: Grahams Terrace, North Westland

Andrew Hammond, K. M. Goh, P.J. Tonkin et al. · New Zealand Journal of Geology and Geophysics · 1991 · 65 citations · Full text

Estimation of field capacity and wilting point of some New Zealand soils from their saturation percentages

K. S. Grewal, Graeme D. Buchan, P.J. Tonkin · New Zealand Journal of Crop and Horticultural Science · 1990 · 51 citations · Full text

Soil-stratigraphic techniques in the study of soil and landform evolution across the Southern Alps, New Zealand

P.J. Tonkin, Les Basher · Geomorphology · 1990 · 43 citations

Morphotectonics, Engineering, Geomorphology +9