尾叶桉人工林,Eucalyptus urophylla plantation
1)Eucalyptus urophylla plantation尾叶桉人工林
1.In this paper,comparative studies were conducted on soil hydrology physical properties ofEucalyptus urophylla plantation and shrub grass vegetation(0～100cm)in Nanning suburbs of Guangxi.对广西南宁市郊尾叶桉人工林及灌草坡 0～ 1 0 0cm深土壤物理性质对比测定的结果表明 :林地土壤容量为 1 37～ 1 47g/cm3,比灌草坡 1 5 0～ 1 6 2g/cm3分别低0 1 2～ 0 1 9g/cm3。
2.This thesis adopted the "time specific" and "fixed position" method to investigate synthetically theEucalyptus urophylla plantation during 0.本研究采用空间代替时间和定位观测相结合的方法，从尾叶桉人工林林木生长、林分生物量与生产力、林木养分积累与分配、林下植被结构和多样性特征、土壤理化性质和土壤微生物等方面综合地研究了7～43个月(0。
3.Through collecting the sample of different ages,sites,densities ofEucalyptus urophylla plantation in Yong\"an,Fujian,Eucalyptus urophylla plantation dual volume table was made by multiple models optimum seeking method and the step-by-step regression analysis method.通过收集福建省永安市不同林龄、立地、密度的尾叶桉人工林林分的样木资料,采用多模型优选法和逐步回归法研制尾叶桉人工林二元立木材积表,并用相关指数、剩余标准差、平均系统误差、平均相对误差绝对值、预估精度作为评价指标,应用灰色关联分析法建立综合评价指数,评价模型优劣。
英文短句/例句
1.Study on Species Diversity of Eucalyptus urophylla Plantation尾叶桉人工林下植被物种多样性研究
2.STUDY ON EFFECTS OF SITE PRODUCTIVITY AND PLANTATION PRODUCTIVITY OF EUCALYPTUS UROPHYLLA WITH THE CONTINUOUS-PLANTING ROTATION;连栽尾叶桉人工林生产力与地力效应的研究
3.Growth and Biomass of Six-year-old Eucalyptus urophylla Plantation in Leizhou Forestry Bureau雷州林业局6年生尾叶桉人工林生长量及生物量研究
4.Study on Wood Color Improving Treatment of Plantation Eucalyptus Urophylla;人工林尾叶桉木材材色改良处理研究
5.Effects of Two Site Preparation Methods on Nutrient Contents in Soil and Leaves of Eucalyptus grandis×E.urophylla Sapling两种林地清理措施对巨尾桉人工幼林林地土壤及林木叶营养元素含量的影响
6.Biological Cycling of Nutrient Elements in Young Eucalyptus urophylla×E.grandis Plantation尾巨桉人工幼林营养元素的生物循环
7.Study on physical and mechanical properties of plantation Eucalyptus grandis×Eucalyptus urophylla人工林巨尾桉木材性能与树龄的关系
8.Appraising of Growth Characteristic and Economic Efficiency of Eucalyptus Urophylla×E.Grandis Clone Plantation;尾巨桉无性系人工林生长特性与经济效益评价
9.The carbon storage and distribution of ten years old in Eucalyptus grandis×E. urophylla plantation ecosystem in south China生巨尾桉人工林生态系统碳贮量及其分布
10.Effects of continuous cropping on the carbon storage of Eucalyptus urophylla×E.grandis short-rotations plantations连栽对尾巨桉短周期人工林碳贮量的影响
11.Radial Distribution of Internal Longitudinal Residual Strain in Eucalyptus urophylla×E. grandis Plantation Log人工林尾巨桉原木内部轴向残余应变径向分布
piling of the one-way function merchantable volume table of E. urophylla × E. grandis in Xijiang Forestry Bureau西江林业局尾巨桉人工林一元材种出材率表编制
13.The Dynamic Changes of Species Diversity of Eucalyptus urophylla×E.grandis and Acacia mangium Plantations in Gaoyao,Guangdong广东省尾巨桉和马占相思人工林林下植物多样性动态变化
14.Study on Optimum Cultivation Patterns of Eucalyptus Grandis×urophylla for Industrial Raw Material Forest;巨尾桉工业原料林优化栽培模式研究
15.The Genetic Variation of Wood Color and Chemical Property for Plantation Eucalyptus Urophylla×Eucalyptus Grandis;人工林尾巨桉木材材色、化学性质及其遗传变异研究
16.Effects of Planting Density on Eucalyptus Urophylla×E. Grandis Plantation with Theoretic Growth Equations;基于理论生长方程的尾巨桉人工林栽培密度效应评价
17.Different Diameter Classes Proportions of Logs Harvested from Clonal Plantations of Eucalyptus grandis × urophylla巨尾桉无性系人工林不同规格原木出材比例的测定
18.Study on Growth Situation of Eucalyptus urophylla S.T.Blake after Planting One Circle Six Years引种的尾叶桉林生物量的动态特征研究
相关短句/例句
plantation Eucalyptus urophylla wood人工林尾叶桉木材
1.The study of this dissertation is mainly pointed to the problems of wood color met in the manufacturing of wood clothes racks made ofplantation Eucalyptus urophylla wood,which will made a bad visual effect after translucent painting.本论文研究针对采用人工林尾叶桉木材制作木衣架的生产实践中,遇到的心边材色差、材色不均、色泽晦暗等影响透明涂饰效果的材色问题,采用漂白、着色的材色处理方法,对存在材色问题的人工林尾叶桉木材进行了材色改良处理方面的研究。
3)Eucalyptus urophylla planta-tion尾叶桉林
4)Eucalyptus robusta巨尾桉人工林
1.The Effects of Burning Debris under Two Year OldEucalyptus robusta Artificial Forest on Its Mass Growth and Plant Diversity炼山与未炼山清理对2年生巨尾桉人工林林木生长量及其群落灌草层植物种类组成的影响
5)Eucalyptus grandis×E.urophylla sapling巨尾桉人工幼林
1.Low contents of organic matter,nitrogen,phosphorus and potassium were caused by the big requirement of Eucalyptus grandis×E.在云南省宁洱县麻木河林场的巨尾桉林种植区,进行了两种清理林地措施对巨尾桉人工幼林林地土壤及林木叶养分含量的研究。
6)Eucalyptus grandis×E.urophylla plantation尾巨桉人工林
1.Contrast with Acasia crassicarpa forest and Shrub-herb restoration forest,with the recovery of vegetation,the effects of Eucalyptus grandis×E.以厚荚相思林和灌草坡自然恢复植被为对照,研究了尾巨桉人工林随着植被恢复过程对土壤水分及物理性质的影响。
延伸阅读
细叶桉叶【通用名称】细叶桉叶【其他名称】细叶桉叶 (《陆川本草》) 【来源】为桃金娘科植物细叶桉的叶。 【植物形态】细叶桉，又名:褐桉树。 乔木，高10～50米，树皮平滑，淡白色或淡红色，呈薄片状剥落。异常叶圆形至阔披针形，宽达10厘米，有时偏斜；正常叶披针形，长15厘米以上，镰形而渐尖，侧脉多数，斜举稍粗，脉端稍离叶缘。伞形花序腋生或侧生，由4～8朵花组成；花直径1.5～2厘米；萼筒陀螺形，直径4～6毫米；帽状体长圆锥状，渐尖、短尖或钝头，长7～12毫米；雄蕊多数，长6～12毫米，花药小，卵形。蒴果倒卵形或近球形，直径6～8毫米，果缘阔而高凸，果瓣突出于果缘外，短尖。花期冬、春季。 广东、广西、福建等地有栽培。 【采集】全年可采。 【化学成分】叶和小枝中含挥发油0.5～0.9%，主要成分为1，8-桉叶素、对-聚伞花素、蒎烯、水芹烯和枯醛等。 【药理作用】用试管内双倍稀释法证明，50%细叶桉煎液对金黄色葡萄球菌(浓度为1:1280)、肺炎双球菌(1:10240)、乙型链球菌(1:2560)有较强的抑菌作用，对变形杆菌、绿脓杆菌作用较弱，对大肠杆菌无抑菌作用。 【性味】《陆川本草》:"辛苦，平。" 【功用主治】《陆川本草》:"治感冒，咳嗽，气胀腹痛，泄泻下痢，跌打损伤；外治毒疮，溃疡，并可作冲洗消毒剂。" 【用法与用量】内服:煎汤，3～5钱。外用:煎水洗。
