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Fractioning of bark of Pinus pinea by milling and chemical characterization of different fractions

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Academic year: 2021

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Table 1. Mass yield (%) after grinding and granulometric separation of stone pine (Pinus pinea L.)  bark and bulk density (kg/m 3 ) and ash content (% of total dry mass) of the different granulometric
Table 2. Summative chemical composition (% o.d. material) of the stone pine (Pinus pinea) bark, of  three granulometric fractions : fine (F, <0,180 mm), medium (M, 0,250 - 0,450 mm) and coarse (C,
Figure 1. Proportion of total extractives soluble in three solvents (dichloromethane, ethanol and  water) of Pinus pinea bark milled to the granulometric fractions of fine (F, <0,180 mm), medium (M
Figure 3. Microscopic observations of dissociated cells obtained from the <0,180 mm granulometric  fraction after fractioning of Pinus pinea bark.
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