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单词 pupa
释义
pupa
noun[C]
uk
/ˈpjuː.pə/
us
/ˈpjuː.pə/
pluralpupaeuk
/-piː/
us
aninsectin thestageofdevelopmentbefore itbecomesanadult, during which it iscontainedin andprotectedby a hardcoveringcalled acocoonand does notmove
amothpupa蛾蛹
mosquitopupae蚊蛹
See also
chrysalis

Examplesofpupa

pupa
Each counting area was 1 cm2 and all whitefly eggs and pupae within the area were counted.
From theCambridge English Corpus
Critical stages of mortality were egg and larva during the rainy season and larva and pupae during the dry season.
From theCambridge English Corpus
The ability to store male pupae for some time before emergence and irradiation provides a useful degree of flexibility in operational programmes.
From theCambridge English Corpus
The glass jars were placed in an environmental growth chamber maintained under the same conditions as described for pupae, and held until adult emergence.
From theCambridge English Corpus
Up to eight weeks after treatment, no pupae were recorded in any of the three treatments.
From theCambridge English Corpus
The independence of site and depth for combined counts of prepupae and pupae from each spring-summer period at each site was tested by log-linear analysis.
From theCambridge English Corpus
The figures in parentheses represent the predicted or observed number of day-degrees accumulated by larvae/ pupae since the start of the investigation.
From theCambridge English Corpus
Thus, if pupae are found near the crown of trees, the standardized cocoon height value should be close to one.
From theCambridge English Corpus
Three days after the emergence of new adults, the total number of pupae and empty pupal cases on all leaves of every plant were recorded.
From theCambridge English Corpus
The aggressive reaction by residents decreases rapidly allowing parasites to break open opercula and extract larvae and pupae without disturbance.
From theCambridge English Corpus
These had high variances but there was no evidence of any difference between the survival probabilities of male and female pupae.
From theCambridge English Corpus
The number of predators surviving at the end of experiment and their transformation into subsequent-instar larvae or encased pupae (for sciomyzid larvae) were also considered.
From theCambridge English Corpus
Successive seasons are linked through the surviving number of over-wintering larvae or pupae or, in the case of pink bollworm, individuals emerging from diapause.
From theCambridge English Corpus
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.
#https://dictionary.cambridge.org//dictionary/english/pupa##
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更新时间:2024/12/27 22:28:06