0 glucan                                                                                                                                                                                             0,000                                                                    glucose                                                                                                                         \[[@B00]\]   (frond)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           β-0,0