G. J. Lewis

When is the structural root system determined in Sitka spruce?

M. P. Coutts, M. Coutts, G. J. Lewis, 1983, Plant and Soil.

Comparative analysis of the floristics, soil chemistry, and vegetation-soil-environment relationships at an ultramafic (serpentine) site in southern British Columbia, Canada

G. J. Lewis, 2004 .

Modelling to optimize the use of both water and nitrogen by the potato crop

D. Mackerron, G. J. Lewis, 1995 .