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The intensification of agriculture has resulted in the decline of many plant species of nutrient-poor wet grasslands. At some sites local populations ...

The success of restoration projects is known to vary widely, with outcomes relating to numerous biotic and abiotic factors. Though many studies have e...

The effects of defoliation of the malvaceous tropical weed Sida acuta by an introduced biological control agent, the chrysomelid Calligrapha pantherin...

Carabid beetles are polyphagous predators that can act as biological control agents of insect pests and weeds. While current agricultural practices of...

Relative growth rate, mortality and stem form in individual trees in mixed stands of P. radiata (planted in 1975 on a former native forest land) and n...

Increasing heat and aridity in coming decades is expected to negatively impact tree growth and threaten forest sustainability in dry areas. Maintainin...

Salt marsh habitats support about 50% of the population of redshank breeding in Britain. Between 1985 and 1996, breeding densities declined by 23%. Th...

Breeding birds, vegetation and moorland management were surveyed in 320 1-km squares on 122 estates in upland areas of eastern Scotland and northern E...

Experiments were conducted (1) to determine whether resistance to MCPA would subside in a population of Ranunculus acris subsp. acris after ending a 3...

Effective population size should be positively related to census size and density, and it is expected to influence the strength of genetic drift, inbr...