Table 4 Correlation coefficients of functional traits of Cunninghamia lanceolata from different provenances.*represent the significant relation at the 0.05 level, **represent the significant relation at the 0.01 level

SLA

-0.458**

LDMC

0.151

-0.591**

LRWC

0.220

0.080

0.146

LTD

-0.332*

-0.524**

0.434**

-0.249

C

0.032

-0.201

0.207

0.200

0.103

N

-0.342*

0.216

-0.102

0.071

0.060

-0.230

P

0.109

0.028

0.144

-0.144

-0.193

0.009

-0.273

C:N

0.332*

-0.291

0.168

0.079

0.001

0.653**

-0.862**

0.151

C:P

0.126

-0.246

0.128

0.344*

0.141

0.600**

0.036

-0.543**

0.311

N:P

-0.148

0.137

-0.277

0.113

0.020

-0.377*

0.690**

-0.405*

-0.678**

0.157