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Pedodiversity
book

Pedodiversity

by Juan José Ibáñez, James G. Bockheim
April 2013
Intermediate to advanced content levelIntermediate to advanced
256 pages
8h 22m
English
CRC Press
Content preview from Pedodiversity
Anthropogenic Repercussion on PedodiversityAnthropogenic Repercussion on Pedodiversity 183
similar to SHDI. The MSIDI ranges > 0 with no limits and equals 0 when
the soilscape contains only one class (i.e., no diversity).
The Simpson’s Evenness Index is calculated as follows:
n
i
i
P
SIEI
n
=
-
=
ʈ
-
Á˜
˯
Â
2
1
1
1
1
where P is the portion of soilscape occupied by a soil class i, and n is the
total number of soil classes forming the soilscape. It expresses conceptually
the complement of dominance. An even distribution of area among class
types results in maximum evenness. SIEI ranges between 0 and 1 and, like
SHEI, it is 0 when the soilscape contains only one ...
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Publisher Resources

ISBN: 9781466582774