In order to analyze the secondary metabolites contents in the bark of high forest tree model and leaf-oriented tree model of Eucommia ulmoides Oliv.
结果发现,乔林树皮中杜仲醇、总黄酮和杜仲胶的含量均比叶林树皮中的高,而叶林树皮中绿原酸、京尼平甙酸和桃叶珊瑚甙却比乔林树皮中的高;同时比较将杜仲树皮碾成粉状和丝绵状2种处理方式对次生代谢物提取的影响发现,二者效果相差不明显,但考虑到后期要提取杜仲胶,建议将杜仲皮碾成丝绵状。
It is a story about Jocelin, the Dean of Salisbury Cathedral of the Blessed Virgin Mary.
《教堂尖塔》是威廉·戈尔丁的第五部小说,讲述的是索尔斯伯里的圣母玛利亚教堂的教主乔斯林的故事。
On Relative Issues of Garden Arbor Physique Configuration from the Aspect of Gestalt Pyschology
从格式塔心理学角度试论园林乔木形体的配置
Research on primary gardens arbor of Longyan central city;
龙岩中心城区主要园林栽植乔木的调查与浅析
Tree species resources of Michelia in China and its landscaping prospect
我国含笑属乔木树种资源及其园林应用前景
Application Study on Resources and Utilization in Garden of the Rare Protection Evergreen Woody Plants in Henan Province
河南省珍稀保护常绿乔木资源及园林应用研究
Investigation on primary landscape and virescence arbor of Quanzhou city
泉州中心城区主要园林绿化乔木树种调查与分析
Study on Landscape Utilization of Flowering Trees for Ornaments in Parks of Kunming City
观花乔木在昆明市公园绿化中的应用
Estimation of Ecosystem Commonweal of Main Arboreal Forest in Qinghai
青海主要乔木林生态系统公益的评估
Dynamics of Organic Matter and Nutrients in Winter Arbor Leaves in tea Plantation Ecosystem.
茶园冬季乔木落叶的分解和矿质元素释放
Analysis of the diversity of arbors in major parks of Quanzhou City
泉州中心城区主要公园乔木树种多样性分析
Study on Green Land Nature of Garden and Species Diversity of Tree and Shrub Plant
园林绿地性质和乔灌植物物种多样性研究
North American forest tree with light green leaves and edible nuts.
北美的一种森林乔木,淡绿色叶,坚果可食。
In forest trees a third phenological character is often important.
在森林乔木中，第三物候特征往往是重要的。
Study on the Distribution Pattern of Arboreal Species Abundance of Mountainous Rain Forest in Dawei Mountains,Yunnan,China
大围山山地雨林乔木层物种多度分布格局研究
QUANTIZING ANALYSIS ON DYNAMIC OF AGE-CLASS STRUCTURE OF ARBOR POPULATIONS IN QUERCUS LIAOTUNGENSIS FOREST
辽东栎林乔木种群龄级结构动态的量化分析
Ecological Characteristics of Timberline Tree Populations in Eastern Qinghai-Tibetan Plateau;
青藏高原东缘高山林线乔木种群生态特征研究
A Study on Major Native Tree Species on Loess Plateau of Northern Shaanxi Province;
陕北黄土高原主要成林乡土乔木树种的研究
Study on Wind Breaking Effects with Belt Scheme Arbor Forest at Low Canopy Density
低郁闭度乔木行带式固沙林防风效果研究
Transpiration of four tree species under an urban environment
城市森林建设四种乔木树种蒸腾耗水特征
