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Bulletin of the National Research Centre

Table 1 Changes in EO contents and chemical fractions of various plant residues

From: Exploitation of sweet lemon residues in the production of essential oils

EO composition Leaves Flowers Peels F values
Mean SD Mean SD Mean SD
Total EO (%) 0.2 ± 0.1 0.1 ± 0.0 0.3 ± 0.1 4.5*
Total chemical fractions
 MH 24.9 ± 0.0 24.7 ± 0.3 79.6 ± 0.4 34,650.8**
 OM 71.1 ± 0.1 61.4 ± 0.4 12.2 ± 0.2 42,742.4**
 SH 1.6 ± 0.3 1.8 ± 0.2 4.3 ± 0.3 70.2**
 OS 1.7 ± 0.4 11.4 ± 0.4 3.3 ± 0.3 715.9**
 Total identified 99.3   99.3   99.4   
  1. Note: *P < 0.05 = significant; **P < 0.01 = highly significant. Values are given as Mean ±SD
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