conifers的例句大全

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

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。

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。

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。

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。

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。

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。

this study has an important theory and application value for vegetative propagation of conifers.

该研究对针叶树的无性繁殖具有重要的理论和实际应用价值。

dust absorption effect of urban conifers in northeast china

东北地区城市针叶树冬季滞尘效应研究

classification proposed for conifers according to the anatomical features of the wood

从木材解剖特征初拟针叶树分类系统

you may have seen conifers growing around where you live, too.

你在你生活的地方可能也看到过针叶树。

conifers constitute about a third of the world's forests.

针叶树林约占世界森林的三分之一。

application of pcr sscp in genetic analysis of conifers

PCR-SSCP用于针叶树种遗传分析的可行性

introduction of new varieties of farmland shelter conifers in west part of heilongjiang province

黑龙江省西部地区农防林针叶树新品种的引选

advances on the yield in seed orchard of chinese conifers

我国针叶树种子园结实量的研究进展

progress of cone and seed insect pest of china conifers

中国针叶树种实害虫研究进展

effects of weather condition in spring on particulates density on conifers leaves in beijing

北京市春季天气状况对针叶树叶面颗粒物附着密度的影响

height growth process of five conifers

五种针叶树个体高生长过程研究

in some conifers adventitious roots can form the largest part of the root system.

在一些针叶树不定根形成的根系统的最大部分。

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.