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Population trends of farmland birds in Sweden and England: similar trends but different patterns of agricultural intensification |
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| Authors: | JOHAN WRETENBERG,Å KE LINDSTRÖ M&dagger ,SÖ REN SVENSSON&dagger ,TOMAS THIERFELDER&Dagger , TOMAS PÄ RT |
| Affiliation: | Department of Conservation Biology, Swedish University of Agricultural Sciences, Box 7002, SE-75007 Uppsala, Sweden;;Department of Animal Ecology, Lund University, Ecology Building, SE-22362 Lund, Sweden;and;Department of Biometry and Engineering, Swedish University of Agricultural Sciences, Box 7032, SE-75007 Uppsala, Sweden |
| Abstract: | |
| Keywords: | conservation land abandonment population change population declines set-aside winter cereals |