Skip to main content

Table 4 Model constants of net photosynthetic assimilation rate (Anet), stomatal conductance to water vapour (gs) and rate of transpiration (E) to Si application

From: Functional relationship between photosynthetic leaf gas exchange in response to silicon application and water stress mitigation in sugarcane

Photosynthetic response

Silicon (mg L−1)

σ

ρ

ʎ

r

S

Anet

0

9.889

2.411

5.158

0.991

0.224

100

3.492

6.411

4.736

0.995

0.228

200

4.361

5.717

3.581

0.987

0.409

500

6.441

4.383

2.151

0.999

0.018

gs

0

1.448

4.475

2.720

0.991

1.023

100

2.234

4.698

2.055

0.999

0.285

200

1.539

6.727

3.748

0.991

1.252

500

2.009

5.518

3.417

0.984

2.125

E

0

1.264

7.762

1.718

0.993

0.006

100

3.070

4.860

1.511

0.999

0.006

200

4.899

3.521

1.229

0.994

0.018

500

5.055

3.534

1.259

0.999

0.005

  1. σ, ρ and ʎ model constants, r Correlation coefficient, S Standard error, and 0, 100, 200 and 500 mg L−1 indicates Si concentration