la multiplication vegetative naturelle chez les angiospermes
DESCRIPTION
LA MULTIPLICATION VEGETATIVE NATURELLE CHEZ LES ANGIOSPERMES. RHIZOGENESE AVANT FRAGMENTATION = = MARCOTTAGE. RHIZOGENESE AVANT FRAGMENTATION = = MARCOTTAGE. RHIZOME DU SCEAU DE SALOMON. RHIZOGENESE APRES FRAGMENTATION = = BOUTURAGE. CRASSULA. STOLONS DU FRAISIER. L ’ OYAT (Psamma arenaria). - PowerPoint PPT PresentationTRANSCRIPT
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LA MULTIPLICATION VEGETATIVE NATURELLE CHEZ LES
ANGIOSPERMES
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RHIZOGENESE AVANT FRAGMENTATION ==MARCOTTAGE
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RHIZOME DU SCEAU DE SALOMON
RHIZOGENESE AVANT FRAGMENTATION ==MARCOTTAGE
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RHIZOGENESE APRES FRAGMENTATION ==BOUTURAGE
CRASSULA
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STOLONS DU FRAISIER
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L ’ OYAT (Psamma arenaria)
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STOLON
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DRAGEONS
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AILANTHE (AILANTHUS ALTISSIMA)
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Kalanchoé (Bryophyllum)
BULBILLE EPIPHYLLE
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TUBERCULES RACINAIRES
DAHLIA
FICAIRE
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TUBERCULES CAULINAIRES
STOLONS
POMME DE TERRE
SOLANUM TUBEROSUM
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Œil = Bg axillaires
écaille (feuille)
lenticelles
Bg terminal
Cicatrice du stolon
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BULBILLES ISSUES DE BOURGEONS AXILLAIRES
AIL TULIPE