Table 3 Bivariate fibre size data and phase contrast microscopy (PCM) adjustment factors overall plant summary

Fibre diameter (μm)	Fibre length (μm)	Fibres sized	Proportion of all fibres by TEM	Lower 5% of cell proportion	Upper 95% of cell proportion	PCM adjustment factor	Lower 5% of PCM adjustment factor		Upper 95% of PCM adjustment factor
<0.25	<1.5	5061	0.486	0.479	0.494	6.808	6.493	7.179
<0.25	1.5–3.0	2056	0.198	0.191	0.204	2.771	2.616	2.924
<0.25	3.0–5.0	915	0.088	0.083	0.092	1.232	1.142	1.322
<0.25	5.0–15.0	3212	0.069	0.066	0.072	0.968	0.922	1.015
<0.25	15.0–40.0	1750	0.019	0.018	0.020	0.262	0.246	0.278
<0.25	>40.0	424	0.004	0.004	0.005	0.063	0.056	0.069
0.25–1.0	<1.5	121	0.012	0.010	0.013	0.162	0.138	0.186
0.25–1.0	1.5–3.0	256	0.024	0.022	0.027	0.343	0.309	0.381
0.25–1.0	3.0–5.0	240	0.023	0.021	0.026	0.324	0.288	0.364
0.25–1.0	5.0–15.0	1355	0.029	0.027	0.031	0.406	0.390	0.420
0.25–1.0	15.0–40.0	1016	0.009	0.008	0.009	0.121	0.113	0.130
0.25–1.0	>40.0	455	0.004	0.003	0.004	0.054	0.048	0.061
1.0–3.0	1.5–3.0	16	0.002	0.001	0.002	0.022	0.013	0.031
1.0–3.0	3.0–5.0	32	0.003	0.002	0.004	0.043	0.031	0.056
1.0–3.0	5.0–15.0	679	0.017	0.015	0.018	0.231	0.218	0.244
1.0–3.0	15.0–40.0	608	0.006	0.005	0.007	0.085	0.078	0.092
1.0–3.0	>40.0	186	0.001	0.001	0.002	0.020	0.016	0.024
>3.0	5.0–15.0	98	0.003	0.002	0.003	0.035	0.029	0.041
>3.0	15.0–40.0	246	0.003	0.002	0.003	0.036	0.031	0.040
>3.0	>40.0	98	0.001	0.001	0.001	0.012	0.009	0.015