Buffer zones for biodiversity of plants and arthropods: is there a compromise on width?
Model 3 Linear model for comparing width of buffer zones and distances. The model include the effect of field, width of buffers and distance from hedge as well as the 2-way interactions between width of buffers and distance from hedge as fixed effects. The effect of both types of whole-plot, sub-plots and residual are includes as random effects.
Version 1.0 November 2009, © Danish Environmental Protection Agency