Estimating potential harvestable biomass for bioenergy from sustainably managed private native forests in Southeast Queensland, Australia

Forest Ecosystems

Table 5 Summary of forest statistics derived from inventory data showing number of stems per hectare (mean ± standard error) before and after harvest and the estimated potential harvestable biomass for bioenergy (total from silvicultural treatments and after sawlog harvest) for each broad vegetation group in Southeast Queensland bioregion

Broad Vegetation group (1: 1 M)	Sites (n = 450)	Stocking before harvest (stems∙ha⁻¹)	Stocking after harvest (stems∙ha⁻¹)	Harvestable biomass for bioenergy (t∙ha⁻¹)
2a Complex notophyll vine forests	8	281 ± 47	64 ± 11	28.4 ± 4.3
8a Wet tall open eucalypt forests	9	492 ± 127	168 ± 65	43.2 ± 5.8
8b Moist open forests E. pilularis	14	336 ± 57	135 ± 38	29.1 ± 3.6
9a Moist open eucalypt forests	69	297 ± 13	125 ± 9	20.8 ± 1.3
9 g Open forests - stringybarks	8	264 ± 30	83 ± 7	18.7 ± 3.5
9 h Dry woodlands – eucalypts	81	266 ± 10	96 ± 3	14.0 ± 0.8
10b Moist open forests Corymbia spp	156	383 ± 35	109 ± 8	14.2 ± 0.7
11a Open forests mainly on basalt	1	228	40	19.0
12a Dry woodlands- ironbarks	8	230 ± 20	116 ± 25	11.0 ± 1.8
13c Woodlands of E. crebra	2	481 ± 199	147 ± 65	13.4 ± 5.6
13d Woodlands of E. moluccana	64	271 ± 12	94 ± 4	14.5 ± 0.8
16c Open woodlands on floodplains	28	241 ± 39	61 ± 7	14.0 ± 1.3
22a Open forests on alluvial plains	2	218 ± 49	61 ± 6	23.1 ± 10.1