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. Author manuscript; available in PMC: 2012 Feb 5.
Published in final edited form as: Basic Appl Dryland Res. 2007 Dec;1(2):100–120. doi: 10.1127/badr/1/2007/100

Table 3.

Environmental parameters implemented in the linear models. Models were calculated for all samples save those from extrazonal saline sites

Model response predictor r2
1 no. of species altitude 0.29
2 no. of species precipitation 0.22
3 no. of species productivity 0.19
4 no. of species altitude*precipitation*productivity 0.38
5 no. of species altitude*precipitation*productivity*(longitude)2 0.45
6 log (no. of species) altitude 0.35
7 log (no. of species) precipitation 0.27
8 log (no. of species) productivity 0.19
9 log (no. of species) altitude*precipitation*productivity 0.51
10 log (no. of species) altitude*precipitation*productivity*(longitude)2 0.57