It is because the vascular bundles in its rachilla and lodicules were undeveloped, the transport system was abnormal. and the lodicules absorbed and lost water difficultly.

这与其小穗轴和浆片中的维管束发育不良、辅导系统不发达、浆片不易吸水与失水等原因有关。

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It showed that the vascular bundle system of rachis in wheat changed apparently under water deficit.

表明水分亏缺显著改变了小麦穗轴维管束系统的显微解剖结构。

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Pot experiments were carried out to study the effect of water deficit on vascular bundle system of rachis in wheat during heading stage.

利用盆栽试验研究了水分亏缺对抽穗期小麦穗轴维管束系统的影响。

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