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- Pharmacognosic Studies on Root Bark of Daphne genkwa Sieb. ex Zucc. 芫花根皮的生药学研究
- Average length of fibre is 0.942mm, it excels that of rice straw, david poplar, it is similar to reed, white birch etc. 纤维平均长度为0.;942mm;优于稻草、山杨等;与芦苇、白皮桦等相近。
- The extract of Chinese white poplar root was used to treat the seeds of soybean,corn,wheat,peanut and weeds. 用毛白杨根系提取液处理大豆、玉米、小麦、花生和常见田间杂草的种子,进行发芽试验,研究毛白杨是否存在他感作用。
- The difference between highest and lowest monthly mean values is about 72% in Broad-leaved Korean Pine forest,73% in Asian white birch forest,26% in David poplar forest,56% in Spruce-fir forest,and 144% in Ermans Birch forest. 不同群落细根现存量月动态变化也有较大差异,月均最高最低相差阔叶红松林约为72%25、白桦林近73%25、山杨林26%25、云冷杉林56%25、岳桦林144%25。
- Objective: To study the anti-inflammatory and analgesic effects of total saponins from Aralia elate root bark in rats. 目的:探讨龙芽葱木皂苷的抗炎镇痛作用。方法:镇痛实验选用热板法和醋酸扭体法;
- Objective To study the chemical constituents in the root bark of Paeonia suffruticosa Andr. 目的:对湖丹皮进行系统化学成分研究。
- Abstract：ObjectiveTo erect and optimize the extraction process of gossypol in cotton root bark. 目标竖立棉花根皮中棉酚的提取工艺并对工艺进行了优化。
- Four extracts of petroleum ether, ethyl acetate, n-butanol and water were obtained from the methanol extract of the root bark in Periploca sepeium. 杠柳根皮甲醇提取浓缩物的水悬浮液经石油醚、乙酸乙酯、正丁醇不同极性溶剂萃取后,得到石油醚、乙酸乙酯、正丁醇和水的四种不同萃取物。
- If Camptotheca acuminata from the root bark, bark or fruit in the separation of camptothecin of masson pine caterpillars have a strong role in infertility. 如从喜树的根皮、树皮或果实中分离的喜树碱对马尾松毛虫有很强的不育作用。
- david poplar bark 白杨树皮
- Chemical Study on the Root Barks of Lycium chinese Mill. 地骨皮化学成分的研究。
- For the different part of Tripterygium wilfordii obtained in summer，the content range of triptolide in its given order was whole root,root bark,debark root,stem and leaves respectively. 夏季的雷公藤不同部位雷公藤内酯醇的含量高低，依次为全根、根皮、去皮根、茎、叶。
- The content of paeonol in different species, different producing areas, different parts from the same producing area of peony and its annual dynamic changes in the root bark were summarized. 摘要概述了不同牡丹品种、不同产地、同一产地不同部位牡丹体内丹皮酚的含量及其在根皮中的年动态变化；
- The shy men may be the very brethren of David. 那些羞怯男人大概就是大卫的教友们。
- Decoction of Rhubarb and Moutan Root Bark 大黄牡丹皮汤
- FTIR Analysis on Function Groups of David Poplar Wood and Lignin Degraded by 6 Species of Wood White-Rot Fungi 6种白腐菌腐朽后的山杨木材和木质素官能团变化的红外光谱分析
- David did not have a book to his name. 大卫没有一本属于他自己的书。
- David gave the door a kick and it flew open. 大卫一脚向门踹去，那门猛地开了。
- Ethanol extracts of root bark from Sapium sebiferum 乌桕根皮醇提物
- David won't go to the movies with Helen next week. 大卫下星期不和海伦一起去看电影。
