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单词 achene
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Examples ofachene

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Five replicates of 40 achenes each were used.
From theCambridge English Corpus
The triangular fruit (achene) forms a single seed.
From theCambridge English Corpus
Light treatments were inspected weekly for germinated achenes and dark treatments every second week.
From theCambridge English Corpus
This allowed placement of eggs at the base of achenes, which was otherwise impossible.
From theCambridge English Corpus
Germinated achenes were counted every second day for 4 weeks.
From theCambridge English Corpus
Moreover, achenes were exposed to yearly seasonal temperature cycles in the soil in an experimental garden.
From theCambridge English Corpus
However, the conditions under which the achenes were cultivated were not described, nor how long it was before embryo differentiation began.
From theCambridge English Corpus
Thus, nondormant achenes germinated at relatively high temperatures, and germination was promoted by fluctuating temperatures.
From theCambridge English Corpus
Germination of dry-stored achenes was tested at increasing amplitudes of temperature fluctuations, and stratified achenes were germinated at constant temperatures.
From theCambridge English Corpus
At collection, flower heads were lightly shaken in a bucket, and achenes (hereafter called seeds) that fell off were used.
From theCambridge English Corpus
A thin longitudinal section of each flower or bud was removed with a sharp scalpel to expose achenes.
From theCambridge English Corpus
Eggs were then placed amongst the basal section of exposed achenes.
From theCambridge English Corpus
The achenes are black, elongated, have a pappus and weigh 0.23 ^ 0.05 mg (n 1⁄4 50) without the pappus.
From theCambridge English Corpus
The annual course of dormancy revealed that achenes can germinate throughout the growing season under favourable conditions.
From theCambridge English Corpus
Seedling emergence, as a percentage of total achenes sown (bold circles), and daily maximum, mean (dotted line) and minimum soil temperatures are given.
From theCambridge English Corpus
Achenes tested in light were inspected weekly for germination, while achenes in the dark treatment were inspected after 8 weeks, at the end of the experiment.
From theCambridge English Corpus
We use the more convenient term of 'seed' instead of the more botanically accurate term 'achene'.
From theCambridge English Corpus
Moreover, the effect of 12 weeks of cold stratification was similar in achenes that were dry-stored for 4 weeks and in those drystored for 17 months.
From theCambridge English Corpus
It is a small pine-like plant, it has flowers that are white or reddish-brown, and the fruitachenegrows on it.
From
Wikipedia
Creatives commons iconThis example is from Wikipedia and may be reused under a CC BY-SA license.
The fruit is anacheneborne in a spherical cluster.
From
Wikipedia
Creatives commons iconThis example is from Wikipedia and may be reused under a CC BY-SA license.

These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

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更新时间:2025/2/5 20:42:25