1991
DOI: 10.1007/bf02885372
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Structure and water absorption of different parts of the rose achene pericarp during imbibition

Abstract: Rose achene imbibition is difficult. Comparison of sulphuric acid treated, Cross and Beavan's reagent (C. B. reagent) treated seeds with untreated seeds showed that, during imbibition, water is essentially found in the most external pericarp layer. Inner layers appear less permeable. It is possible to distinguish three layers in the pericarp by taking into account results from imbibition assays, X-ray radiographies and scanning electron microscopic observations. They can be interpreted as representing the epi-… Show more

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Cited by 4 publications
(2 citation statements)
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“…Elle a également été signalée pour les semences de rosier (Von Abrams et Hand, 1956;Semeniuk et Stewart, 1964;Svejda, 1968) (Gudin et al, 1991).…”
Section: Discussionunclassified
See 1 more Smart Citation
“…Elle a également été signalée pour les semences de rosier (Von Abrams et Hand, 1956;Semeniuk et Stewart, 1964;Svejda, 1968) (Gudin et al, 1991).…”
Section: Discussionunclassified
“…Cette méthode permet en outre l'observation non destructive de la graine à l'intérieur de l'akène dans le cas du rosier. La difficulté d'imbibition de l'akène de rosier et l'influence de son péricarpe sur cette imbibition n'ayant été démon-trées que récemment (Gudin et al, 1990(Gudin et al, , 1991 (fig 2), alors qu'elles n'ont pu être repérées que sur 1/10 des akènes de densité supérieure à 1.…”
Section: Introductionunclassified