Example sentences of "in [art] [noun] over a period " in BNC.

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1 Development from the 2-cell stage to the late 8-cell/early 16-cell ( morula ) stage ( Figure 1 , panels 16 22 ) occurs in the oviduct over a period of approximately 47 h .
2 The results of the pilot programme ( based on the ability of the mothers to recall what they had been taught two weeks previously ) were so promising that BRAC launched a programme to teach the method of preparing LGS to every household in the country over a period of about ten years .
3 After the grubs have eaten extensive ‘ galleries ’ in the wood over a period of years , with the resultant dust being emitted in bun-shaped pellets , the larva enters a pupal stage lasting three to six weeks and emerges as a fully grown beetle .
4 A serious problem has emerged in the area over a period of months , and a series of reports have been issued , concluding with a report by the National Rivers Authority on effluent that is poured into the lagoons at Grassmoor 40,000 tonnes of it a year .
5 Anthropologists , for example , are able to interpret a culture , at first sight inexplicable to those from a different culture , by living with , talking to and observing people in a community over a period of years .
6 In principle , then , these three aggregates simply represent different ways of measuring the flow of output or income being created in an economy over a period of time .
7 As we mentioned at the beginning of this chapter , aggregate demand is the total demand for all final goods and services in an economy over a period of time and consists of the sum of the demands of consumers , firms , the government and foreigners .
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