Table 2.

Comparing IC₅₀ values for growth inhibition during reproductive stage treatment (inflorescence and leaf) and vegetative stage treatment (seed) with glyphosate kg ha^–1 with the respective R/S resistance magnitudes

At Line, copy no.	Reproductive stage					Vegetative stage
	IC50 inflorescence	R/S	IC50 leaf	R/S	$\frac{{\mathrm{IC}}_{50}\text{leaf}}{{\mathrm{IC}}_{50}\text{inflorescence}}$	IC50 seed	R/S
Wt	0.014 ± 0.002		0.08 ± 0.03		5.7	0.0125 ± 0.00001
673, 1	0.117 ± 0.017	8.4	0.61 ± 0.12	7.6	5.2	0.054 ± 0.0003	4.3
469, 2	0.279 ± 0.036	20	1.18 ± 0.22	14.8	4.2	0.144 ± 0.013	11.1
661, 4	0.524 ± 0.186	37	1.91 ± 0.35	23.9	3.6	0.200 ± 0.028	16