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The development of xylem is of mesarch.Stomata are monocyclic type.

、叶柄、上胚轴的维管束均为外韧型。

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Antitranspirant A chemical that reduces transpiration. Antitranspirants may work by depositing a waterproof film over the stomata or by inducing stomatal closure.

可以减少蒸腾用的化学物质。抗蒸腾剂可以通过沉积气孔上的或诱导气孔关闭起用。

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One toxin coronatine makes plants' stomata open up, allowing bacteria to enter more freely.

一旦毒素冠菌素了植株气孔,菌入侵就更畅通无阻了。

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As part of photosynthesis, leaves open and close pores called stomata.

作为光合作用一部分,树叶和关它上孔——叫气孔。

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Reich notes that stomata also play a role in a plant's slow adaptation to wind.

再者,赖希认为,气孔对于植物缓慢适应风力也极为重要。

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Even movement of the plant, whether from wind or something else, affects how reactive stomata are.

如果植物有所移动,那么无论是因为风还是其他什么原因而发生移动,都影响气孔响应方式。

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Meanwhile, the stomata — tiny holes that allow the exchange of gases that enable photosynthesis — remain firmly closed until night when they open.

与此同时,气孔——允许促成光合作用气体交换小孔——在夜晚启前紧紧地保持关

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