Table 7 Habitat variables of importance to describe landscape context for grassland voles. %, percentage of land cover.

From: Weather influences M. arvalis reproduction but not population dynamics in a 17-year time series

Habitat type

Subtype

Variables

Examples

Optimal

Permanent grassland

%, productivity, grazing frequency,

grass height, fragmentation

Pastures, meadows

Semi-permanent grassland

marginal grassy areas

non-tilled/direct seeding crops

%

Alfa-alfa, clover, other legumes, etc.

%

Grassy field margins

%

Crops with permanent grass cover

Seasonal

 

%

Any crop tilled every year

(e.g. cereals, rape, etc.)

Suboptimal

 

%

Forest, marshes, etc.