Litteratur: Skovenes naturgivne rammer
(Naturen i Danmark)
forests: by: Jarvis, James & Landsberg. Deciduous forests: by Rauner. Academic Press. Monteith, J.L. & M.H. Unsworth (red.). 1990. Principles of Environmental Physics. Edward Arnold. Murphy, P.W. 1955. Ecology of the fauna of forest soils. – In: Kevan, D.K.McE. (ed.) Soil