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Primary succession is the gradual growth of organisms in an area that was previously bare, such as rock. (For example lichens, mosses, and ferns will first appear on bare rock.)
http://wiki.answers.com/Q/What_is_primary_succession
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A well-known study of primary succession after deglaciation has been conducted in Alaska. This research examined a time series of substrates and plant communities of known age (this is called a chronosequence) at various places along a fiord called Glacier Bay.
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science.jrank.org/pages/6580/Succession-Primary-success...
science.jrank.org/pages/6580/Succession-Primary-succession.html
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The process of colonization of such flows by plants and animals is called primary succession, and it is also found on other newly formed surfaces such as glacial deposits, large landslides, and river deposits.
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hvo.wr.usgs.gov/volcanowatch/1999/99_01_21.html
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Exposed rock is colonized by lichens and other organisms capable of surviving extremes of temperature and moisture. ... Repeated cycles of growth, death, and regrowth cause establishment of soil, favoring colonization by annuals. ... Annuals lead to colonization by softwood, leading eventually to hardwoods in...
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www.cbu.edu/~seisen/Succession/tsld004.htm
www.cbu.edu/~seisen/Succession/tsld004.htm
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Definition and other additional information on Primary succession from Biology-Online.org dictionary. ... The primary succession is important in pioneering the area to create conditions favorable for the growth of other forms of plants and animals.
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www.biology-online.org/dictionary/Primary_succession
www.biology-online.org/dictionary/Primary_succession
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Grasses are the first plants that grow on bare ground, beginning the process of succession that eventually leads to the growth of trees. Photo by Maya Walters.
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library.thinkquest.org/17456/successionall.html
library.thinkquest.org/17456/successionall.html
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Ecosystems undergo secondary succession following some artificial or natural disturbance such as a forest fire or farming. In 1850, Connecticut was almost entirely open land cleared for farming or timber.
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environmentalet.hypermart.net/digiweb/secondarysuccessi...
environmentalet.hypermart.net/digiweb/secondarysuccession.html
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Primary succession - Definition of Primary succession at Dictionary.com a free online dictionary with pronunciation, synonyms, and translation of Primary succession. Look it up now! ... Main Entry: primary succession...
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dictionary.reference.com/browse/primary%20succession
dictionary.reference.com/browse/primary%20succession
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