Fertilization effects and vegetation-environment relationships in a boreal pine forest in Åmli, S Norway
Skrindo, A., Økland, R.H.
Vegetation-environment relationships of boreal spruce swamp forests in Østmarka Nature Reserve, SE Norway
Økland, R.H., Økland, T., Rydgren, K.
Evolution in higher plants: patterns and processes
Økland, R.H.
A phytoecological study of the mire Northern Kisselbergmosen, SE. Norway. I. Introduction, flora, vegetation and ecological conditions.
Økland, R.H.
Vegetation ecology: theory, methods and applications with reference to Fennoscandia
Økland, R.H.
Studies in SE Fennoscandian mires, with special regard to the use of multivariate techniques and the scaling of ecological gradients.
Økland, R.H.
Vegetation-environment relationships of boreal coniferous forests in the Solhomfjell area, Gjerstad, S Norway
Økland, R.H., Eilertsen, O.
Boreal coniferous forest vegetation in the Solhomfjell area, S Norway: structure, dynamics and change, with particular reference to effects of long distance airborne pollution.
Økland, R.H.