查询词典 conifer

Horticultural sector in particular has been recognized for the excellent concept of color conifer species - Jinguan Parker (also known as Shannon Parker crown) Cupressus macrocarpa CV and Wheatgrass hodginsii Cupressus glabra'Blue Ice 'National, one of the major breeding base.

尤其为园艺界所公认的优良观色针叶树种--金冠柏 Cupressus macrocarpa CV和蓝冰柏Cupressus glabra'Blue Ice'全国主要的繁育基地之一。

The population density, distribution, and sampling model of a bark beetle,Dendroctonus armanˉ di , on Huashan conifer,Pinus armandi , were investigated in a for est stand located in Liuba County, Shaanxi Province, China.

在陕西省留坝县的华山松林区，对华山松大小蠹（Dend roctonus armanˉ di）种群密度、分布状态和抽样模型进行了研究。

The max value of the spatial heterogeneity grade were decrease according to the increase of decay degree of stump in the gap with stump.(4) The result showed by studing the season change of soil respiration in a conifer-broadleave forest after select cutting in Xiaoxingan Amount,soil respiration presenced the well season change after select cutting.The soil surface CO_2 flux has good correlated with soil temperature and soil moisture.

4对小兴安岭地区典型针阔混交林择伐后土壤呼吸速率季节变化研究结果表明，择伐作业后，土壤呼吸速率呈现规律性的(来源：AdaB6565C论文网www.abclunwen.com)季节变化，林地表面土壤呼吸速率与土壤温度和湿度有着较好的相关性，土壤温度和湿度共同解释了林地表面土壤呼吸速率的68.10%～98.9%。

These pollen maps show significant vegetation changes during the past 10 000 years in the current forest regions of Northeast China, with the early Holocene characterized by the widely distributed Birch, the mid-Holocene by the development of temperate deciduous forest mainly consisting of Quercus and Ulmus, and the late Holocene by the marked increase in Pinus abun dance and the development of temperate mixed conifer and deciduous forest.

花粉图展示了东北地区植被演化的主要特征。桦树在全新世初期遍布从三江平原到辽东半岛南端的东北东部地区，在森林中占据绝对优势地位；榆属和栎属等阔叶乔木在早中全新世的大部分时间内是东部森林中的主要种类；在大约5kaBP以后，松属在东北现在的森林地区开始增加，云、冷杉属也表现出较明显扩大，中北部地区的森林覆盖度可能比原来增大了。

According the difference of plant community in Daqinggou Nature Reserve, the environment was divided into 7 kinds of habitats, they are Fraxinus mandshurica plant community, Quercus mongolicus plant community, Ulmus macrocarpa plant community, conifer community, lakefront plant community, paddy field plant community and grassplot plant community in sandlot.

按照植物群落的不同将保护区内的环境划分为7种生境，分别为水曲柳植物群落、蒙古栎植物群落、大果榆植物群落、针叶林植物群落、湖边湿地植物群落、稻田植物群落和沙丘草地植物群落。

Microscopy is, of course, useful only when the substrate being investigated still contains lignified cell walls, but these techniques might be used with advantage to assess ligninolysis in relatively intact twigs or conifer needles.

显微镜只有在基片中仍含有木质化细胞壁时有效，但这种手段可以被用于对相对完整的树枝或针叶进行木质素降解研究。

Needle broadleaf mixed forest, altitude among 2400—2700m, southern slop,glade and inhabit wood (according to 49%,44%, 44%, 64%, 58% respectively).The main food of blood pheasant are grain leaf and genus carex.Some of them also choose shrubs, conifer forest and eastern slop of hills.

影响血雉栖息地选择主要有下列因子：针阔叶混交林、海拔2400—2700米、南坡和有大量林中空地及栖材的生境（其比例分别为49%、44%、44%、64%、58%），食物主要是禾叶苔草；对灌丛、针叶林、东坡也有一定的选择。

The diversity index of broadleaved forest and bush, the evenness index of conifer forest and broadleaved forest,the dominance index of bare rock and farmland were higher than that in the other habitat types.

对5种不同生境类型的蝶类多样性进行分析，物种多样性指数最高的为落叶阔叶林和灌丛，均匀度指数最高的为针叶林和落叶阔叶林，优势度最高的为裸岩和农田。

The symbiotic association of the mycelium of a fungus with the roots of certain plants,such as conifer s,beeches,or orchids.

菌根真菌的菌丝体和某些植物，如松柏类、山毛榉或者石兰的共同体

A dwarfed evergreen conifer or shrub shaped to have flat-topped asymmetrical branches and grown in a container .

一种矮的常青针叶树或灌木，有平冠的不对称的枝，通常在一容器中生长。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。