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3. Responses of knots (Calidris canutus) and oystercatchers (Haematopus ostralegus) to their own density and to that of their prey, and the impact of ...
Read moreEnvironmental risk assessment of contaminants is conventionally based on toxic effects assessed in organism-level test systems. We suggest that, for t...
Read moreExpert opinion is often relied on to build ecological models when empirical data are absent. Despite widespread use, expert models often ignore uncert...
Read moreAgrobacterium tumefaciens was used to introduce two marker genes (kanamycin resistance and β-glucuronidase) into tobacco. These plants were grown in a...
Read moreCollembola and Acarina populations were sampled over two years from sites fertilized with three levels of superphosphate (0, 190, 380 kg ha-1yr-1) and...
Read moreTo estimate the efficiency of foraging strategy, the rates of food intake of adult giraffe in the Serengeti National Park are assessed. Daily energy i...
Read moreAn artificial nest incorporating an automated weighing device, suitable for chick growth studies on some species of seabirds, is described. The operat...
Read moreTree transpiration, Et, and understorey evaporation, Eu, were measured hourly on 2-3 fine days during 12 periods throughout a year in a Pinus radiata ...
Read moreThe breeding of red-winged blackbirds (Agelaius phoeniceus) was used in 4 flood-irrigated hay meadows in Wyoming as a model to study the effects of a ...
Read moreDipterous stem-boring larval populations were assessed in rotationally grazed or cut plots of ryegrass [Lolium perenne] in southern England throughout...
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