词汇 | conifer |
释义 | conifer noun[ C ] uk /ˈkɒn.ɪ.fər/ us /ˈkɑː.nə.fɚ/ one of various types of evergreen tree (= one that never loses its leaves) that produce hard oval-shaped fruit called cones针叶树 Types of evergreen & coniferous tree araucaria arborvitae arbutus areca Atlantic white cedar Eastern white pine eucalyptus ficus fir Fraser fir monkey puzzle mountain laurel Norfolk Island pine Norway spruce oleander sequoia silver fir Sitka spruce strawberry tree subalpine fir Related wordconiferous conifer | American Dictionaryconifer noun[ C ] us/ˈkɑn·ə·fər/ any of various types of mostly evergreen trees that produce a cone Examples of coniferconifer For conifers, mature male cones only were used for flowering phenology. Ten stands were located in mixed forests dominated by conifers (forest habitats), and ten stands were located in open agricultural landscapes (farmland habitats). Many individual ancient oaks are still to be found in current plantations of conifers, left simply because they were too difficult to remove. It was mainly the conifer plantations that were felled at this time. There was no significant relationship between duration of overlap and the amount of conifer present in each tetrad. Evaluation of several methods of canopy openness as predictors of photosynthetic photon flux density in deeply shaded conifer-dominated forest understorey. A similar situation occurred in conifers, until cuticle studies enabled species to be distinguished on reliable characters. Nevertheless, in many cases the woods produced by deciduous and evergreen conifers may be distinguished from one another on the basis of percentage skew values. The relationship between leaf longevity and growth ring markedness in modern conifer woods and its implications for palaeoclimatic studies. This unique community structure probably reflects the distinct chemical defences of this tree species compared to the other conifer species. When feeding occurs on young conifer transplants, this weevil causes significant economic damage. Within this area, much of its former range has been lost to conifer plantations and some to agricultural conversion. The high concentration of total sugars in larch reflects dormant season storage in the bark of this deciduous conifer. There have been relatively few instances, however, of the more specific and damaging exotic pests of these conifers colonizing this new environment. Inherent variation in duct size between the three conifer species appears to determine their relative susceptibility. 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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