Buffer zones for biodiversity of plants and arthropods: is there a compromise on width?
Model 4 Linear mixed model for comparing width of buffer zones after adjusting for tree species. The model include the effect of field, width of buffers and tree species as well as the 2-way interactions between width of buffers and tree species as fixed effects. The effect of plot and residual are includes as random effects
Version 1.0 November 2009, © Danish Environmental Protection Agency