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词汇 tortrix
释义

Definition of tortrix in English:

tortrix

(also tortrix moth)
nounPlural tortricesˈtɔːtrɪksˈtɔrtrɪks
  • A small moth with typically green caterpillars that live inside rolled leaves and can be a serious pest of fruit and other trees.

    卷蛾

    Family Tortricidae: many species, including Pammene rhediella, whose larvae damage apple and plum trees

    Example sentencesExamples
    • The sex-pheromone activity of a mixture of cis - 9-tetradecenyl acetate and cis - 11-tetradecenyl acetate towards male summer fruit tortrix moths was determined in laboratory tests.
    • The natural enemies can play an essential role in the regulation of the tortrix moths population dynamics.
    • Each pheromone trap is specific to the appropriate species of tortrix moth.
    • Consequently, the ability of parasites and predators of the orange tortrix to substantially suppress pest populations is greatly diminished by the use of insecticides.
    • Environmental monitoring of Archips podana (fruit tree tortrix moth) in Bramley apple orchards in Northern Ireland
    • Sugar pine tortrix larva with ivory colored spots, easily confused with western spruce budworm.
    • A simpler system can now be proposed in the light of wind-tunnel experiments on male summer fruit tortrix moths entering homogeneous pheromone clouds.
    • MLEs were detected in the summer fruit tortrix Adoxophyes orana fasciata and the tea tortrix Homona magnanima, but no MLEs were detected in the parasitoid wasp Ascogaster quadridentata.
    • The summer fruit tortrix moth and is one of the most devastating pests in pome fruits and stone fruits; apples and pears.
    • As the leaves expand, the tortrix feeds on the leaves, rolling, folding and tying them together for shelter.
    • Outbreaks of the large aspen tortrix tend to precede those of the forest tent caterpillar.
    • Apples are the most susceptible crop as they can be attacked by caterpillars of the fruit tree tortrix moth.
    • The summer fruit tortrix moth is not known to occur in North America but is a major pest of fruit crops, especially apple and pear, in countries where it occurs.
    • The defoliation caused by the large aspen tortrix does not affect tree survival since it occurs early enough in the summer season to allow the trees to produce new foliage.
    • Orange tortrix moths are fawn or gray and the chevron pattern has less contrast than that of the garden tortrix.
    • The carnation tortrix moth is a butterfly of the tortrix moths family (Tortricidae).
    • A third spray may be needed in late July or early August if tortrix moths are a problem.
    • This is a fantastic site, really helpful for micro moths, especially tortrix moths!
    • Orange tortrix moths are generally found in California, Oregon, and Washington.
    • The life of the green oak tortrix caterpillar is one that is ruled by split second timing.

Derivatives

  • tortricid

  • adjective & noun
    • Our studies have demonstrated it is possible to simultaneously disrupt pheromone communication and mating in sympatric tortricid moths by releasing an incomplete mixture of their individual pheromone components.
      Example sentencesExamples
      • Among the species responsible for such early spring herbivory were 6 species of tortricid leaf-roller caterpillars, primarily Clepsis melaleucana, and a European slug, Arion subfuscus (Draparnaud).
      • At both sites where mortality was monitored, many emerging seedlings were killed in early spring by tortricid caterpillars, especially Clepsis melaleucana.
      • This complex of pest species includes tortricid leafrollers, noctuid fruitworms and cutworms, and gracillarid leafminers.

Origin

Late 18th century: modern Latin, feminine of Latin tortor 'twister', from torquere 'to twist'.

Definition of tortrix in US English:

tortrix

(also tortrix moth)
nounˈtɔrtrɪksˈtôrtriks
  • A small moth with typically green caterpillars that live inside rolled leaves and can be a serious pest of fruit and other trees.

    卷蛾

    Family Tortricidae: many species

    Example sentencesExamples
    • Orange tortrix moths are generally found in California, Oregon, and Washington.
    • As the leaves expand, the tortrix feeds on the leaves, rolling, folding and tying them together for shelter.
    • The carnation tortrix moth is a butterfly of the tortrix moths family (Tortricidae).
    • The defoliation caused by the large aspen tortrix does not affect tree survival since it occurs early enough in the summer season to allow the trees to produce new foliage.
    • Each pheromone trap is specific to the appropriate species of tortrix moth.
    • Sugar pine tortrix larva with ivory colored spots, easily confused with western spruce budworm.
    • Outbreaks of the large aspen tortrix tend to precede those of the forest tent caterpillar.
    • MLEs were detected in the summer fruit tortrix Adoxophyes orana fasciata and the tea tortrix Homona magnanima, but no MLEs were detected in the parasitoid wasp Ascogaster quadridentata.
    • The summer fruit tortrix moth and is one of the most devastating pests in pome fruits and stone fruits; apples and pears.
    • The life of the green oak tortrix caterpillar is one that is ruled by split second timing.
    • Apples are the most susceptible crop as they can be attacked by caterpillars of the fruit tree tortrix moth.
    • The natural enemies can play an essential role in the regulation of the tortrix moths population dynamics.
    • Consequently, the ability of parasites and predators of the orange tortrix to substantially suppress pest populations is greatly diminished by the use of insecticides.
    • The sex-pheromone activity of a mixture of cis - 9-tetradecenyl acetate and cis - 11-tetradecenyl acetate towards male summer fruit tortrix moths was determined in laboratory tests.
    • This is a fantastic site, really helpful for micro moths, especially tortrix moths!
    • Environmental monitoring of Archips podana (fruit tree tortrix moth) in Bramley apple orchards in Northern Ireland
    • A third spray may be needed in late July or early August if tortrix moths are a problem.
    • A simpler system can now be proposed in the light of wind-tunnel experiments on male summer fruit tortrix moths entering homogeneous pheromone clouds.
    • Orange tortrix moths are fawn or gray and the chevron pattern has less contrast than that of the garden tortrix.
    • The summer fruit tortrix moth is not known to occur in North America but is a major pest of fruit crops, especially apple and pear, in countries where it occurs.

Origin

Late 18th century: modern Latin, feminine of Latin tortor ‘twister’, from torquere ‘to twist’.

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