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Table 1 Chemical composition of low-productivity and high-productivity hybrids from two plantation sites (shown as weight percentage)

From: Bridging the gap between feedstock growers and users: the study of a coppice poplar-based biorefinery

Site Hybrid Raw biomass composition (%)
Glucan Xylan Minor sugars Total sugars Lignin Acetic acid Ash Extractives
Jefferson Low-productivity 33.2 11.9 4.4 49.5 26.8 6.1 3.4 16.7
0.5 0.3 0.1 0.2 1.0 0.0 0.0 0.0
High-productivity 34.3 12.9 4.0 51.2 26.4 6.8 4.9 10.0
0.2 0.1 0.1 0.3 1.8 0.1 0.5 0.7
Clarksburg Low-productivity 36.6 12.3 4.1 53.0 27.0 6.2 3.2 16.4
0.3 0.1 0.1 0.4 0.6 0.2 0.0 0.9
High-productivity 37.5 12.5 3.6 53.6 27.5 6.2 2.7 14.5
0.5 0.2 0.1 0.7 0.5 0.2 0.1 0.5
  1. Standard deviations (SDs) are shown under each mean value