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Environmental Skeptics and Critics, 2012, 1(1): 23-24
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Article

Measurement of alpha diversity using Simpson index (1/Lamda): the jeopardy

R. Sagar 1, Gyan P. Sharma 2
1Department of Botany, Banaras Hindu University, Varanasi-221 005, India
2Department of Environmental Studies, University of Delhi, Delhi 110 007, India

Received 29 December 2011;Accepted 5 February 2012;Published online 10 March 2012
IAEES

Abstract
Simpson index, in the form of D=1/Lamda, is frequently cited in ecological literatures. In present study we proposed that 1-Lamda instead of 1/Lamda, for the measurement of alpha diversity could be a better and justified approach.

Keywords Simpson index;alpha diversity;revision.



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