Exeter and Its Region
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... period ( around 14 per cent ) . On the other hand annual average rainfall has increased overall , e.g. at St Austell , Cornwall , the average for the latter period is 105 per cent of the former ( Average Annual Rainfall 1966–50 ...
... period of growth to maturity , 1930–31 was a period during which young pilchards were surviving in much greater numbers than formerly . This stock of fish was therefore not only preying on the macroplankton and competing with the ...
... period were : : 1938 1950 1955 1960 1950 1955 1960 1965 + - 63 per cent S per cent + 70 per cent + 52 per cent Table 17 shows the results of a more detailed analysis of the period 1950–6s in which each of the sixteen years are compared ...