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- bark of Acacia mangium 马占相思树皮
- The tannin content in the bark of the Acacia mangium with different habitats,ages,places and store times was investigated. 研究了产地、树龄、部位以及贮存时间对马占相思树皮单宁含量的影响。
- The research results show below: (1) The bark of Acacia spp. 结果表明:(1)相思树皮结构为叠生构造。
- Study on Preparation of Activated Carbon from Timber Surplus of Acacia mangium Willd. 微波氯化锌法马占相思木材剩余物制备活性炭。
- Research progress on the wood and bark property of Acacia mangium 马占相思木材和树皮性质研究进展
- As fine seeds of Acacia, Acacia mangium account for culture of Acacia spread and popularize get up the masses of forestry attention of worker. 作为相思树种中的一个优良种,马占相思的栽培技术引起了广大林业工作者的关注。
- By many factors orthogonality tests for preliminary study on factors affecting of sapwood dyeing and infiltrative depth of Acacia mangium. 通过多因素正交试验,对影响马占相思边材染色渗透深度的因素进行初步研究。
- A Study on the Stem Sap Flow of Acacia mangium 马占相思树干液流的研究
- timber surplus of Acacia mangium 马占相思木材废料
- The bark of saplings galled by improper staking. 由于不正确地打桩,小树苗的树皮受到了损伤
- timber surplus of Acacia mangium Willd. 马占相思木材剩余物
- The characteristically deep, gruff bark of a dog. 狗吠声有特色地低沉的、粗哑的狗叫
- The bark of plane trees peels off regularly. 悬铃木的树皮到时候就脱落。
- A Research on the Stem Form of Acacia mangium Seedling Plantation 马占相思人工实生林立木干形研究
- The bark of some trees exfoliates. 有些树的皮会片状剥落。
- Experiment on leave surface fertiliers spray of Acacia mangium seedlings 马占相思苗木叶面施肥试验
- The bark of some trees can be used as medicine. 有些树皮可以作药材。
- Study on the Acceptation of Acacia mangium to Low Temperature Stress 马占相思对低温胁迫适应性的研究
- He felt the rough bark of the tree with his hand. 他用手摸着粗糙的树皮。
- The bark of a dog sounded in the night. 夜里响起了狗叫声。