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Table 3 Reductions in plant yield components from the non-stress (control) due to drought imposed as constant stress or periodic stress, including the measurements of all the genotypes

From: Developmental program impacts phenological plasticity of spring wheat under drought

Stress duration

Constant stress exposure

Periodic stress exposure

0

7

14

21

0

7

14

21

Traits

 Plant height

8.93

0.029

−3.58*

−5.38*

10.8

−4.16

−0.30

−0.36

 Tiller number

0.122

0.19

−0.11

−0.21

0.26

−0.16

−0.24

0.14

 Total spike number

0.39

−0.027

−0.11

−0.25*

0.54

−0.29*

−0.29*

0.04

 Grain number

10.46

−0.168

−3.98*

−4.8*

13.47

−4.53*

−7.36*

−1.57

 Grain weight

0.20

−0.03

−0.08*

−0.09*

0.23

−0.032

−0.12*

−0.07

  1. * Significant at the P < 0.05 probability by the LSD test