A quantitative report on the impact of chloride on the kinetic coefficients of auxin-induced growth: a numerical contribution to the “acid growth hypothesis”

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Table 6 Fit parameters for the coleoptile of maize grown under constant dim green light at 25 °C and the influence of 10 mM KCl or 10 mM KNO₃, and incubated in the presence or absence of 10 μM IAA

Burdach et al. (2014): Fig. 4	A (s⁻¹)	B	C	D = k ₂ (s⁻¹)	t _e (s)
□ 10 mM KCl	(12.7 ± 2.1)e−07	−0.0005 ± 0.0004	0.074 ± 0.011	(10.3 ± 0.8)e−05	18,850 ± 150
◯ 10 mM KNO₃	(9.3 ± 1.4)e−07	0.0001 ± 0.0003	0.051 ± 0.006	(11.3 ± 0.8)e−05	17,950 ± 120
▲ 1 mM KCl + 10 μM IAA	(26.4 ± 0.9)e−07	−0.0050 ± 0.0006	0.084 ± 0.002	(40.5 ± 2.0)e−05	11,477 ± 72
■ 10 mM KCl + 10 μM IAA	(28.2 ± 1.3)e−07	−0.0057 ± 0.0008	0.090 ± 0.004	(34.1 ± 2.1)e−05	11,769 ± 95
● 10 mM KNO₃ + 10 μM IAA	(21.4 ± 0.6)e−07	−0.0038 ± 0.0005	0.050 ± 0.002	(53.0 ± 3.7)e−05	11,050 ± 87