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Table 2 Pearson correlation coefficients between leaf element concentrations and final total biomass, SPAD values and relative growth rate (RGR) for three Adiantum species

From: Growth performance and element concentrations reveal the calcicole-calcifuge behavior of three Adiantum species

 

Leaf element concentration (mg g− 1)

Ca

Mg

Fe

Al

P

K

A. flabellulatum

 Final total biomass (g)

−0.43

− 0.48*

− 0.34

− 0.35

− 0.37

0.53*

 SPAD

− 0.16

− 0.24

− 0.32

− 0.36

− 0.27

0.40

 RGR (mg g− 1 d− 1)

− 0.48*

− 0.55*

−0.38

− 0.40

−0.40

0.67**

A. capillus-veneris f. dissectum

 Final total biomass (g)

−0.42

0.07

−0.27

−0.29

0.16

0.09

 SPAD

−0.67**

−0.12

− 0.67**

−0.51*

0.66**

0.66**

 RGR (mg g−1 d− 1)

− 0.67**

0.10

− 0.67**

− 0.52*

0.66**

0.49*

A. malesianum

 Final total biomass (g)

−0.43

0.52*

−0.28

−0.36

0.50*

0.53*

 SPAD

−0.03

0.67**

0.12

−0.32

0.33

0.32

 RGR (mg g−1 d−1)

−0.41

0.43

−0.32

−0.35

0.71**

0.63**

  1. *, ** indicate coefficient significant at P < 0.05 and 0.01, respectively (n = 21)