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词汇 hypocotyl
释义 BETA

Examples of hypocotyl


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It could not be determined, however, what degree of water loss had occurred in hypocotyl cells compared with those of meristems.
Each hypocotyl tip was reweighed to determine the proportion of water lost.
All images show the hypocotyl region of embryos.
Transverse cryo-fracture through the hypocotyl of a naked lettuce embryo suffering from imbibitional injury.
Abnormal seedlings with defective hypocotyl extension were obtained at intermediate times of development.
The method of drying had only a small effect on hypocotyl growth.
To examine the hypocotyl surface of embryos, the same procedures were followed, but without cryo-planing.
Protruded radicles exhibiting a length of 2.7 mm were excised from the germinated seed where they joined the hypocotyl.
Accelerated ageing decreased seed germinability and slowed down hypocotyl growth, whereas priming resulted in an increase in germination rate and enhanced seedling development.
Figure 5 shows a cross-section of the hypocotyl region of an embryo with intact endosperm.
However, the hypocotyl-plumule portions of the surviving seedlings were far less adversely affected by dehydration, and this was the criterion for categorizing seedlings as viable.
We conclude that subjecting hypocotyl tips to as little as 10% water loss results in detectable numbers of dying cells.
The hypocotyl surface has broken up into patches.
The primary action of ethylene could be the promotion of radial cell expansion in the embryonic hypocotyl, increased seed respiration or increased water potential.
Damage to the two outer cell layers of the hypocotyl was a typical result of imbibitional stress (see below).
The hypocotyl surface has ruptured into patches, apparently as a result of swelling of the internal tissues.
These workers found the message for these storage proteins in the cotyledons and hypocotyl, but not in the seed coat or procambium of developing seeds.
The emergence of the hypocotyl and radicle and opening of cotyledons after 3 months in culture were used as criteria for measuring the viability.


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