Example sentences of "are [verb] mainly [prep] the " in BNC.

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1 The rods are situated mainly in the peripheral area of the retina and they are activated in lower levels of lighting .
2 Insectivorous shrews are confined mainly to the forest-tundra and tundra edge ; only the arctic shrew and masked shrew , both holarctic species , are widespread on the southern tundra , and none penetrates far to the north ( Bee and Hall , 1956 ) .
3 According to a potential erosion hazard map produced by Stocking ( 1975 ) , a modified version of which is given in Fig. 7.3 , the areas with the highest erosion potential are located mainly in the northern part of the country especially in the Zambesi Valley and the Mutoko District .
4 Porto Santo consists of volcanic rocks ( basalt and trachyte ) which are located mainly in the north-east of the island , where most of the peaks are .
5 Japan , Taiwan and South Korea are the three countries most responsible for drift-netting , and are operating mainly in the North Pacific .
6 Mean hearing thresholds are related mainly to the presence or absence of fluid in the middle ear .
7 Traditional Campa agriculture is based on garden or chacra plots which are used mainly for the cultivation of manioc , although plantains , bananas , sweet potatoes and beans are also grown on a smaller scale .
8 Falmouth has dockyards which now are used mainly for the repair of oil tankers and naval ships .
9 It is a fallacy , although a common one , that firewood , coal , dung and agricultural wastes are used mainly in the villages .
10 They are produced mainly for the agricultural community but also include some geochemical data .
11 In Classical Literature 1 , the texts studied are drawn mainly from the fields of epic , drama and pastoral .
12 Geography is studied with supporting courses that are drawn mainly from the social science programme , and flexibility and choice are the hallmarks of the degree .
13 Such a putative immunosuppressive effect of L1 might accord with the intestinal distribution seen of the L1 + eosinophils : they are localised mainly in the lamina propria where a downregulating effect on lymphocyte proliferation would be beneficial to dampen immune responses to food antigens , but they are virtually absent beneath the follicle associated epithelium of Peyer 's patches where adequate immunostimulation to potentially pathogenic antigens is desirable .
14 The beluga is closely related to the narwhal , and both are found mainly in the cold northern waters of Canada , Alaska , and the USSR .
15 Macrophages are found mainly in the liver , spleen and lungs , the small blood vessels of which , provide a perfect size for ‘ bumping ’ into red cells that are infected with malaria parasites .
16 These cauldrons , like the Geometric tripods before them , are found mainly in the great interstate sanctuaries , especially Olympia and that of Hera on Samos .
17 Now they depend heavily on imports , so the industries are concentrated mainly along the rivers near the sea , on Tyneside , Wearside and Teesside .
18 These losses are concentrated mainly in the transport industries , aIthough the numbers employed in personal services have also declined .
19 The remedies are derived mainly from the natural world ( the mineral , plant and animal kingdoms ) and are selected and administered according to a set of basic principles .
20 phenomena that are influenced mainly by the body clock will be affected more ( you are sleeping at the ‘ wrong time ’ as determined by this clock ) than those determined mainly by external factors .
21 It may be true for many services which are involved mainly with the transmission of information such as financial , legal and educational services , but for other services such as catering and food preparation , film production or computer services , I am not so sure .
22 In five of the six companies the environmental issues are determined mainly by the planners within the planning department itself and in a totally informal way .
23 As Evans-Pritchard explains , ‘ in every Zande household there is a fowlhouse , and fowls are kept mainly with the object of subjecting them to oracular tests .
24 Marketing activities are conducted mainly across the external boundaries of the organizational system , and they are undertaken by managers of all kinds , not only by marketing specialists .
25 If the band spends a lot of money in the venue ( with a big stage extension , an early ‘ get-in ’ to the venue , playing very late , or running up an enormous catering bill ) , all of these costs are paid mainly by the artist .
26 Conifers are planted mainly on the lightest soils and large plantations are established on the western half of the Downs and at Friston .
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