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The populations of Operophtera brumata (L.) on 8 cider apple trees of 4 cultivars were monitored from October 1972 until May 1975 in Western England. ...
Read moreThe intensification of agriculture has resulted in the decline of many plant species of nutrient-poor wet grasslands. At some sites local populations ...
Read moreThe success of restoration projects is known to vary widely, with outcomes relating to numerous biotic and abiotic factors. Though many studies have e...
Read moreThe effects of defoliation of the malvaceous tropical weed Sida acuta by an introduced biological control agent, the chrysomelid Calligrapha pantherin...
Read moreCarabid beetles are polyphagous predators that can act as biological control agents of insect pests and weeds. While current agricultural practices of...
Read moreRelative 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...
Read moreIncreasing heat and aridity in coming decades is expected to negatively impact tree growth and threaten forest sustainability in dry areas. Maintainin...
Read moreSalt marsh habitats support about 50% of the population of redshank breeding in Britain. Between 1985 and 1996, breeding densities declined by 23%. Th...
Read moreBreeding birds, vegetation and moorland management were surveyed in 320 1-km squares on 122 estates in upland areas of eastern Scotland and northern E...
Read moreHoneybees (Apis mellifera) are increasingly used in commercial crop production, while wild bees are also important pollinators. Few studies have inves...
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