abscission layer

基本解釋

Another chemical in leaves, auxin, controls a special band of cells at the base of each leaf stem, called the abscission layer.
葉子中另外一種化學(xué)元素，生長(zhǎng)素，控制著每片葉莖低端處一組特殊的細(xì)胞，叫隔離層。
For conifers which do not form an abscission layer at the base of the cone, shakers have been partially or completely unsuccessful .
對(duì)于球果基部不能形成脫離層的針葉樹(shù)，搖樹(shù)機(jī)的作用不大，或者完全不起作用。
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The roof abscission layer is the biggest security hidden danger in bolting support tunnel.
頂板離層是錨桿支護(hù)巷道最大的安全隱患之一。

a layer of parenchyma cells that is formed at the bases of fruits, flowers, and leaves before abscission. As the parenchyma disintegrates, the organ becomes separated from the plant