Table 2 Detailed parameters via feature extraction approach regarding key metabolites identified to photosynthetic rates responded to the combinations of sudden heat shock, CO2 and maize genotypes.

From: Systematic biology analysis on photosynthetic carbon metabolism of maize leaf following sudden heat shock under elevated CO2

 

Sq

RSS

AIC

Estimate

Std.

t value

(Intercept)

<none>

0.05

−99.11

0.03

0.11

0.777

Malate

0.02

0.07

−95.89

0.29

0.17

0.115

Valine

0.05

0.10

−88.24

0.40

0.13

0.013*

Isoleucine

0.08

0.14

−81.86

0.62

0.15

0.002**

Glucose

0.03

0.08

−91.80

0.36

0.15

0.035*

Starch

0.02

0.07

−95.78

0.37

0.21

0.111

Serine

0.01

0.06

−98.55

−0.25

0.21

0.269

Proline

0.04

0.09

−89.78

−0.14

0.30

0.02*

Glycine

0.08

0.13

−82.71

−0.82

0.21

0.003**

Sucrose

0.02

0.07

−93.90

−0.56

0.27

0.064

  1. Symbols “*,**,***” represent P value < 0.05, 0.01 and 0.001, respectively. Note: Sum sq: Sum of squares; RSS: Residual sum of squares; AIC: Akaike information criterion; Std: standard deviation.h
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