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Primary versus Secondary Growth. Origins of Primary Growth: Apical and Primary Meristems. Origins of Secondary Growth: Lateral Meristems. Vascular Cambium Activity. Relationship between Primary and Secondary Growth (a). Relationship between Primary and Secondary Growth (b).
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Origins of Primary Growth: Apical and Primary Meristems
Origins of Secondary Growth: Lateral Meristems
GYMNOSPERM WOOD (INCLUDING PINE)
DIFFUSE POROUS VS. RING POROUS OAK MAPLE