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. 2013 Mar 20;8(3):e58416. doi: 10.1371/journal.pone.0058416

Table 3. Phenotypic (rp), additive genetic (ra) and sub-race (rs) correlations between foliage chemistry, diameter at breast height (DBH) and browsing damage.

sideroxylonal macrocarpal total oil cineole total phenolics nitrogen DBH
macrocarpal rp -0.23***
ra -0.67**
rs -0.63
total oils rp 0.47*** 0.45***
ra NA NA
rs 0.44∧ 0.35
cineole rp 0.66*** 0.32*** 0.70***
ra 0.52 0.14 NA
rs 0.87*** -0.11 0.77***
total phenolics rp -0.28*** -0.20*** -0.43*** -0.19***
ra -0.40 0.50* NA 0.27
rs -0.04 -0.14 -0.49 -0.51
nitrogen rp 0.35*** 0.04 0.22*** 0.07* -0.48***
ra NA NA NA NA NA
rs -0.03 0.04 0.61 0.08 -0.92***
DBH TO rp 0.11* 0.18*** 0.24*** 0.19*** -0.33*** 0.21***
SR rp 0.13* 0.20*** 0.26*** 0.16*** -0.33*** 0.14***
TO ra 0.25 0.23 NA 0.26 -0.31 NA
SR ra 0.17 0.02 NA 0.48 0.20 NA
TOrs 0.51 0.22 0.91* 0.77** -0.33 0.18
SR rs 0.01 0.57 0.90* 0.16 -0.77* 0.80
browse rp -0.07 -0.26*** -0.26*** -0.27*** 0.15* 0.14* -0.30***
ra NA NA NA NA NA NA NA
rs -0.42 -0.38 -0.57 -0.73* -0.43 0.79 0.70*

To Togari field site, SR Salmon River field site.

Correlations for DBH were presented separately for Togari and Salomon River field sites due to genotype by environment interaction at the sub-race level.

NA = no additive genetic variance

*

significant at P<0.05; **significant at P<0.01; *** significant at P<0.001.

∧ =  significance could not be determined using a likelihood ratio test.

Correlations with browse damage are using data from Togari common garden trail only