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 4 Fit parameters for the coleoptile of maize grown under constant dim green light at 25 °C and the influence of 1 mM KCl or KNO₃, and incubated in the presence or absence of 10 μM IAA

Burdach et al. (2014): Fig. 1A	A (s⁻¹)	B	C	D = k ₂ (s⁻¹)	t _e (s)
□ 1 mM KCl	(16.2 ± 1.3)e−07	0.0037 ± 0.0007	0.119 ± 0.009	(11.1 ± 0.7)e−05	24,100 ± 320
◯ 1 mM KNO₃	(9.5 ± 1.5)e−07	0.0025 ± 0.0006	0.047 ± 0.011	(9.3 ± 1.6)e−05	24,690 ± 960
■ 1 mM KCl + 10 μM IAA	(22.7 ± 5.0)e−07	0.0030 ± 0.0015	0.219 ± 0.019	(15.6 ± 0.9)e−05	15,611 ± 88
● 1 mM KNO₃ + 10 μM IAA	(28.7 ± 4.9)e−07	0.0005 ± 0.0013	0.092 ± 0.019	(14.7 ± 2.0)e−05	15,550 ± 190