Eatable-fruit tree species of wild rosaceae and ulmaceae in Heilongjiang province
黑龙江省野生蔷薇科、 榆科可食果实树种资源
The Epidermal Characters of Zelkova ( Ulmaceae ) and Metasequoia ( Taxodiaceae ) and Their Stomatal Responses to Atmospheric CO_2 Concentration Change
榉属和水杉属的叶片气孔 频率对大气CO2浓度变化的响应
A Study on Physiological Characters of Species of Ulmaceae on Limestone Mountains in the Eastern of Anhui Province
皖东石灰岩山地 榆 科树种的生理特性
The Study on Anatomical Structure and Drought-resistance of Five Kinds of Ulmaceae Plant
五种 榆 科植物解剖结构与抗旱性相关研究
A summary on phytogenetic classification of Ulmaceae from China
中国 榆 科 植物系统分类研究综述
The plant communities of plants constitute a park around the dominant families Rosaceae Pinaceae Sapindaceae Salicaceae Ulmaceae .
构成环城公园植物群落植物的优势科有蔷薇科、松科、无患子科、杨柳科、 榆 科等。
Studies on morphology and cluster analysis of fruits and seeds in Ulmaceae in China
中国 榆 科 植物果实、种子形态及聚类分析的研究
A Study on Seedling Morphological Characteristics and Cultivation of Four Precious and Rare Species of Ulmaceae
4种 榆 科珍稀树种的种苗形态研究及其栽培 效果
Ulmaceae Betulaceae and Leguminosae are the predominant families of the leaf flora both in species diversity and specimen quantity .
被子植物中， 榆 科、桦木科、豆科无论属种或者化石数量都是最多；
Two new synonyms of Ulmaceae in Henan China
河南 榆 科 植物二新异名
The change regularity of water parameters in four Ulmaceae tree species with season and age
4个 榆 科树种水分参数随季节和年龄的变化规律
Preliminary Study on Wood Identify and Utilization of Indigenous Ulmaceae Species in Yunnan
滇产 榆 科树种木材识别与利用初步研究
An order of dicotyledonous plants including Moraceae and Urticaceae and Ulmaceae .
双子叶植物的一个目，包含桑科、荨麻科和 榆 科。
Investigation on ancient trees in Jiaxing Zhejiang province demonstrated that there are 373 ancient trees belonging to 47 species of 29 families among which Lauraceae has the most then Ginkgoaceae Ulmaceae and Olea - ceae .
通过调查，嘉兴市共有古树名木373株，分属29科47种，以樟科最多，依次为银杏科、 榆 科、木樨科，其中树龄最长的树龄最长的为1490余年的古银杏。
Investigation on Site Type Distribution Characteristics and Forest Category Allocation Patterns in Southeast Shanxi Limestone Mountains A Study on Physiological Characters of Species of Ulmaceae on Limestone Mountains in the Eastern of Anhui Province
晋东南石灰岩山地立地类型分布特征与林种配置模式调查皖东石灰岩山地 榆 科树种的生理特性
榆科