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Table 2 Composition, macronutrient (N, P) contents and trace metal (Fe, Ni, Co) contents of hemp stems and leaves used in the model

From: Effects of steam pretreatment and co-production with ethanol on the energy efficiency and process economics of combined biogas, heat and electricity production from industrial hemp

  

Stems

Leaves

Glucan

% of DM

43.61

21.42

Mannan

% of DM

1.91

1.82

Galactan

% of DM

2.01

3.42

Xylan

% of DM

10.51

2.22

Arabinan

% of DM

0.61

2.32

Acetate

% of DM

2.31

-3

Lignin

% of DM

21.51

-3

Proteins

% of DM

3.1

21.96

Lipids

% of DM

1.8

-3

Volatile extractives

% of DM

1.81

-3

Non-volatile extractives

% of DM

7.21

38.32

Others

% of DM

3.61

11.42

Total N

g/kg DM

5.0

35.0

P

g/kg DM

2.7

5.0

Fe

mg/kg DM

              86.74

Ni

mg/kg DM

              1.24

Co

mg/kg DM

              0.14

  1. DM: dry matter.
  2. 1 Based on Sipos et al. [4].
  3. 2 Based on Kreuger et al. [2].
  4. 3 The value for leaves is not available, a value of zero has therefore been used in the model.
  5. 4 Determined for the whole plant.
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Biotechnology for Biofuels and Bioproducts

ISSN: 2731-3654

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