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，生長素，控制著每片葉莖低耑処一組特殊的細(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 .
對於球果基部不能形成脫離層的針葉樹，搖樹機(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