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单词 pollination
释义
pollination
noun[U]
uk
/ˌpɒl.əˈneɪ.ʃən/us
/ˌpɑː.ləˈneɪ.ʃən/
theprocessin whichpollenis taken from oneplantorpartof aplantto another so that newplantseedscan beproduced:
授粉
Manyspeciesoftreedependon thewindfor pollination.许多树种依靠风来授粉。
Whenfloweringbegins,uncovertheplantstoallowpollination.开花时，揭开遮盖物以便让植物授粉。
See
pollinate
More examples
  • Bees arevitalforcroppollination.
  • Hot,dryandwindyweathercaninhibitpollination.
  • In Californiaalone, 400,000acresofalmondorchardsrequire800,000coloniesofhoneybeesfor pollination.
SMART Vocabulary: related words and phrases
Plant reproduction
  • asexuality
  • asexually
  • barren
  • barrenness
  • breeder
  • cross-pollination
  • endosperm
  • pollen
  • pollinate
  • pollinator
  • propagate
  • propagation
  • propagative
  • self-fertilization
  • sporangium
  • spore
  • stamen
  • stigma
  • unfruitful
  • wind pollination
See more results »
(Definition ofpollinationfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

Examplesofpollination

pollination
The first external manifestation of developmental differences during seed maturation occurred about 20 d afterpollinationas siliques were beginning to ripen.
From theCambridge English Corpus
The morphology of the capitula suggests they are not well adapted forpollinationby other nocturnal vectors such as bats or moths.
From theCambridge English Corpus
Since the nocturnal canopy is relatively unexplored, the phenomenon ofpollinationby nocturnal bees may be commoner than these limited observations suggest.
From theCambridge English Corpus
We compared the efficiency of foraging habit of one of the major pollinators in effectingpollination.
From theCambridge English Corpus
In this study, considerable interspecific overlap of flowering periods was found within eachpollinationguild.
From theCambridge English Corpus
Unopened inflorescence buds were removed at this stage and the number of flowers which received assistedpollinationrecorded.
From theCambridge English Corpus
The final treatment was unmanipulated female inflorescences exposed to both wind and insectpollinationmodes (openpollination).
From theCambridge English Corpus
Seed production from experimental flowers was then contrasted with those naturally exposed topollinationand nectar removal.
From theCambridge English Corpus
We marked such flowers and studied theirpollinationefficiency.
From theCambridge English Corpus
However, observations andpollinationexperiments indicated a dual mode of beetle and windpollinationfor this palm species.
From theCambridge English Corpus
Remaining chapters review the -owering,pollinationrequirements and main pollinators of 36 selected bee-pollinated crops, from alfalfa to watermelon.
From theCambridge English Corpus
This paper describes several aspects of the reproductive ecology of piassava, especially its breeding biology,pollinationand phenology.
From theCambridge English Corpus
This increase in flower temperature is related topollination, as it is not produced randomly during floral development.
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/pollination##
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更新时间：2024/12/28 16:17:29