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sapwood    
n. 边材,白木质

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  • Sapwood | Cambium Layer, Water Transport Cellulose | Britannica
    Sapwood, outer, living layers of the secondary wood of trees, which engage in transport of water and minerals to the crown of the tree The cells therefore contain more water and lack the deposits of darkly staining chemical substances commonly found in heartwood
  • What Is the Difference Between Sapwood and Heartwood?
    What Is the Difference Between Sapwood and Heartwood? Sapwood is the living, outermost portion of a woody stem or branch, while heartwood is the dead, inner wood, which often comprises the majority of a stem’s cross-section You can usually distinguish sapwood from heartwood by its lighter color
  • SAPWOOD Definition Meaning - Merriam-Webster
    The meaning of SAPWOOD is the younger softer living or physiologically active outer portion of wood that lies between the cambium and the heartwood and is more permeable, less durable, and usually lighter in color than the heartwood
  • Heartwood vs Sapwood: Its Uses and Wood Working
    On the other hand, Sapwood is the outer part of a tree’s trunk It transports water and minerals to the tree’s leaves and branches, which is an essential contributor to tree growth
  • Sapwood vs. Heartwood: Arboricultural Implications
    Sapwood is critical for storage as well as transport, physical support and defense Trees rely on the strength properties of outer sapwood to remain standing through loading forces such as wind
  • What Is Heartwood and Sapwood? Differences, Uses Which Is Better
    Sapwood definition: Sapwood is the living outer wood of a tree, consisting of active xylem cells that conduct water and minerals from roots to leaves — lighter in color, higher in moisture, and less durable than heartwood
  • Sapwood Cellars Brewery - Columbia, MD
    Sapwood Cellars is a brewery with a cozy tasting room bar in Columbia Maryland specializing in fresh hoppy ales and barrel-aged sour beers
  • Wood - Wikipedia
    All wood in a tree is first formed as sapwood The more leaves a tree bears and the more vigorous its growth, the larger the volume of sapwood required Hence trees making rapid growth in the open have thicker sapwood for their size than trees of the same species growing in dense forests
  • What Is the Difference Between Heartwood and Sapwood?
    Sapwood is the lighter outer ring of wood that actively transports water from the roots to the leaves Every tree has both zones, and the difference between them matters for everything from how a tree survives to which boards you pick for a building project





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