The migration of geese as an indicator o
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Timothy Ball
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Article
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1990
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Springer
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English
โ 426 KB
Bay between 1714 and 1825, serve as the source of information for a study of changes in the date of arrival of geese as a phenological indicator of climatic change. Changes in the migration pattern of geese are reflected in the changing date of arrival at the same location over a long period of time