conifers

Firs, spruces and pines are conifers.

冷杉 、 云杉和松树都是针叶树.

《简明英汉词典》

Correlation between ascorbate content and activities of related enzymes and cold tolerance of conifers were also reported.

文中还报告了沈阳几种针叶树抗寒性和针叶中抗坏血酸含量及上述4种酶活性之间的相关关系。

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Sarvas discusses the nature of the " lethal load " in conifers.

萨维斯 讨论了针叶树的致死的基因性质.

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It has been known that the self-sterility of conifers results from embryo collapse after self-fertilization.

业已知道,针叶树自花不育是由于自花受精后胚凋萎.

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On that piece of land I also recommend conifers or maybe cedars.

那块地嘛,我还建议你种引起针叶树,或许是雪松.

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The hardwoods were a soft pale green in the dark pelage of the conifers ( Peter Matthiessen )

阔叶树在皮毛状黑簇族的针叶林中是一片柔和的浅绿色( 彼得马蒂恩森 )

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This region contains areas which are prinarily covered with either high density conifers or meadow hardwoods.

该地区,主要的植被覆盖是高度的针叶树类或草地阔叶树类.

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Many modern genera of conifers arose in the Tertiary, but other gymnosperms declined.

许多现代的松属植物是在第三纪产生的, 然而其他的裸子植物开始衰落.

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Pollen sac A chamber in which the pollen is formed in the angiosperms and conifers.

花粉囊:在被子植物和针叶类中形成花粉的小室.

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for conifers which do not form an abscission layer at the base of the cone, shakers have been partially or completely unsuccessful.

对于球果基部不能形成脱离层的针叶树，摇树机的作用不大，或者完全不起作用。

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Turpentine Any resinous exudate or extract from conifers , especially pines oil ( or spirits ) of turpentine.

松脂任何含树脂的分泌物,或是 球果 植物, 尤其是松树的渗出物.

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The air freshened and shared the flavor of conifers as we came into the mountains.

进入大山后,清新的空气中洋溢着针叶树的芳香.

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Plant monoecious: staminate flowers on obovoid or club-shaped stiff spikes, 1.5-2 cm long; pistilate flowers in a dense globose head. Several other conifers produce small male catkins.

雌雄同株：雄花序倒卵形或棒状，长1.5-2厘米；雌花序圆头状。其它几种针叶树产生小雄花序。

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Preliminary Reports on Four heteropterous pests of conifers from Zhejiang Province

浙江省针叶树四种蝽类害虫初报

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Several other conifers produce small male catkins.

其它几种针叶树产生小雄花序.

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Behind a copse of dark green conifers, bees buzz lazily over neat rows of shiny tea bushes soaking up the summer sun.

在一片墨绿色的针叶林背后，一排排整齐的茶树丛闪闪发亮，沐浴在夏日的阳光下，蜜蜂嗡嗡作响，懒洋洋地在枝头盘绕。

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There are four widely different living groups: the cycads , ginkgo, conifers , gnetophytes, and several fossil groups.

分为四个不同的类群: 苏铁类 、 银杏类 、 松柏类、买麻藤类植物以及一些化石类群.

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A variety of conifers and hardwoods makes up the bulk of the vegetation.

大部分植被由各种针叶树类和阔叶树类构成.

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They expected to find evidence of well-known Late Cretaceous vegetation such as conifers and cycads.

他们原本期望发现晚白垩世时期著名植物如针叶树和苏铁存在的证据.

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Damage from salt spray affects many other conifers.

许多其他针叶树因药剂喷洒的的影响而受害.

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Any of various insects that feed and form galls on conifers.

多种以松树为食并导致瘤状物的昆虫。

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Walnut: Walnut containing fruit extracts, vitamin C derivatives, the complex essence of conifers such as cherry.

核桃: 含核桃果提取物 、 维生素C衍生物 、 针叶樱桃的复合精华等.

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The xylem of ferns and conifers contains only tracheids.

蕨类植物和针叶树的木质部仅含有管胞.

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fog crowns towering conifers , such as douglas fir and yellow cedar, in the pacific temperate rain forests of vancouver, british columbia.

温带雨林图片画廊。居雾之顶高耸的松柏类，例如花旗松和黄桧，位于太平洋温带雨林的温哥华，英属哥伦比亚。

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Groves of cottonwoods, conifers, and Lombardy poplars, long used by pioneers for demarcating property lines, offer the family compound shelter from the highway and from fierce mountain winds.

历来被用来土地分界的大叶杨，针叶树以及意大利白杨小树林为住宅提供一个全方位掩体，使其不受高速公路和刺骨山风的影响。

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