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Table 2 Abelmoschus esculentus okra stalks: fiber dimensions and morphological indices. Fibers after cooking conditions presented in Table 1

From: Application of soda-AQ pulping to agricultural waste (okra stalks) from Sudan

Fiber dimensions Measured value of core ±SD Measured value of bark ±SD
Fiber length, mm 0.66 0.09 0.92 0.08
Fiber width, μm 17.6 0.94 21.7 0.89
Lumen width, μm 6.4 0.95 9.3 0.97
Wall thickness, μm 5.6 0.41 6.2 0.22
Morphological indices
 Runkel index 1.8   1.3  
 Wall fraction 63.6   57.1  
 Flexibility coefficient, % 36.4   42.9  
 Rigidity coefficient, % 31.8   28.8  
 Felting power(slenderness) 37.5   42.4