REFERENCES 



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Bazaaz, F. A., and D. M. Metzgar. 1973. Primary productivity and 

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Bureau of Census. 1977. 1974 Census of Agriculture vol. 1, Part 19: Maine 

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Dreibelbis, F. R. , and F. A. Post. 1941. An inventory of soil-water 

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Golley, F. B. 1965. Structure and function of an old-field broomsedge 

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LeBlanc, F., and D. N. Rao. i973. Evaluation of the pollution and drought 

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Lieth, H. 1963. The role of vegetation in the carbon dioxide content of the 

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Odum, E. P. 1960. Organic production and turnover in old field succession. 

 Ecology 41:34-49. 



1971. Fundamentals of Ecology, third ed. W. B. Saunders Co., 



Philadelphia, London, Toronto. 

 , C. E. Connell, and L. B. Davenport. 1962. Population energy flow of 



three primary consumer components of old-field ecosystems. Ecology 43:88- 

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Pearson, P. G. 1959. Small mammals and old field succession on the Piedmont 

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Sartz, R. S. 1957. Influence of land use on time of soil freezing and 

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Weigert, R. G. and F. C. Evans. 1964. Primary production and the 

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