西南桦,Betula alnoides
1)Betula alnoides西南桦
1.Study on Variation Within Different Trees Ages of Wood Physical Properties of Betula alnoides;不同树龄西南桦木材物理力学性质株内变异研究
2.Mechanical properties of Castanopsis hystrix and Betula alnoides plantation wood;红锥和西南桦人工林木材力学性质的研究
3.The Growth Diffence for Different Family of Betula alnoides in Wutaishan;福建南安五台山西南桦种源家系试验初报
英文短句/例句

1.The Introduction and Cultivation Effect of Betula alnoides and Araucariaceae Species in Zhenhai西南桦和南洋杉科树种在镇海的引种栽培效果
2.Comparative Study on the Flora of Betula alnoides Plantation in Puwen,Xishuangbanna西双版纳西南桦人工群落植物区系比较研究
3.Blooming Phenology, Reproductive Modules and Pollen Characteristics of Betula Alnoides;西南桦花期物候、生殖构件和花粉特性的研究
4.Study on Early Selection and Rapid Propagation for Introduced Betula Alnoides in Fujian Province;福建省西南桦引种、早期选择及快繁技术研究
5.Study on the Different Medium and Months in Rooting of Betula alnoides;西南桦扦插的基质配方优化与最佳季节研究
6.Comparison of plant diversity and similarity of Betula alnoides plantation西南桦人工林植物多样性与相似性比较
7.Growth of Betula alnoides Planted with Holed Plate Contanier Seedling西南桦穴盘容器工厂化育苗造林生长状况分析
8.Coenological Characteristics of Betula alnoides Artificial Young Forest in Xishuangbanna西双版纳西南桦人工林幼林期的植物群落学特征比较
9.Research on the Variation of Soil Quality of Alder Birch Plantation, Fertilization Effect and Nutrient Diagnosis of Its Seedlings;西南桦人工林土壤质量变化及其苗期施肥效应与营养诊断
10.Adaptive Response of Betula alnoides, Pinus kesiya and Sequoia sempervirens Seedlings to N and P Nutrients;西南桦、思茅松和北美红杉幼苗对N、P养分的适应机制
11.Serviceability Evaluation of Butula Alnoides and Castanopsis Hystrix Plantation Wood Applied in Furniture and Decorative Utilization;西南桦、红椎人工林木材应用于家具与装饰材的适应性评价
12.Comparison of Biomass of Betula alnoides Plantations and Natural Secondary Forests in Xishuangbanna2种西南桦人工林与同地2种天然次生林的林分生物量对比研究
13.birch of western United States resembling the paper birch but having brownish bark.美国西部的一种桦树,类似于纸皮桦,但是树皮棕色。
14.A Feasible Study on the Potherb Base Construction in Huanan Forestry Bureau;桦南林业局山野菜基地建设可行性研究
15.Wild Ornamental Resource And Its Utilization Value In Hua'nan County桦南县野生观赏植物资源及其利用价值探讨
16.Discussion About Wild Economy Plant And Their Development In Hua'nan County桦南县野生经济植物及其开发利用探讨
17.The Genesis and Evolution of the Huashugou Fe-Cu Association in the Western Sector of the Northern Qilianshan;北祁连西段桦树沟铁铜成矿组合的成因与演化
18.Differences in ground vegetation and soil characteristics in adjacent birch and spruce stands of southern Sweden瑞典南部相邻桦树和欧洲云杉林分的地表植被和土壤特征(英文)
相关短句/例句

pure Betula alnoides forest西南桦纯林
1.The biomass of 13 years old pure Betula alnoides forest and 15 years old Betula alnoides and Cinnamomum cassia mixed forest planted in Puwen forest farm of Xishuangbanna prefecture were studied.对在西双版纳普文林场营造的西南桦纯林(13年生),西南桦+肉桂混交林(15年生)两种幼林期西南桦人工林的生物量进行了研究。
3)B.alnoides secondary forest西南桦次生林
1.Biomass measurement method was applied to conduct comparative study of carbon storage capacity between 13 years old Betula alnoides monoculture,mixed plantation with Cinnamomum cassia,B.利用测定生物量的方法对13年生西南桦人工纯林、西南桦+肉桂混交林、西南桦次生林和热带次生林进行了C贮量的对比研究。
4)Betula alnoides plantation西南桦人工林
1.Comparison of plant diversity and similarity of Betula alnoides plantation西南桦人工林植物多样性与相似性比较
5)Huanan桦南
1.Research of Practising Industrialization of Agriculture in Huanan County;桦南县实施农业产业化研究
6)black ash birch (Betula occidentalis HooK.)黑桦,西方桦
延伸阅读

管桦(1921- )小说家。河北丰润人。曾任《冀东报》记者。1946年加入中国共产党。建国后曾在天津音乐学院、中央歌舞团任职。1958年起专事创作。著有中篇小说《小英雄雨来》、长篇小说《将军河》等。