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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