目的合成松属素及其衍生物，研究其抗菌活性。
Aim to synthesize pinocembrin and its derivatives, and to study their antimicrobial activity.
北美西部高大的落叶松属植物，浅绿色尖角树叶，椭圆形球果；重要的木材。
Tall larch of western North America have pale green sharply pointed leaves and oblong cones; an important timber tree.
总体上看，罗汉松属植物根瘤在形态与结构上与豆科植物的根瘤有许多相似之处。
To sum up, the shape and structure of the nodule of Podocarpus plants are similar to that of legume.
研究表明：桦属和松属在表土中的花粉百分含量大于群落中植物的盖度，具超代表性；
This research demonstrated:Surface pollen content of Betula and Pinus is much more than their coverage in community, so they have extra representation;
很多个属(如：银杏属、水杉属、金钱松属、连香树属)在欧洲和北美只有化石记录，却仍存活于中国。
Many genera (e. g., Ginkgo, Metasequoia, Pseudolarix, Cercidiphyllum) which are known only from fossil records in North America and Europe, are extant in China.
在本文中描述了乌头属和翠雀属各一新种和一新亚种，唐松草属一新种，侧金盏花属一新亚种，以及毛茛属五新种；
One species and one variety of aconitum and delphinium each one species of thalictrum one subspecies of adonis and five species of ranunculus are described as new.
此外，有冷杉、云杉、松、铁杉和桦等属乔木花粉和杜鹃科、唇形科、莎草科灌木和草本植物花粉及凤尾蕨、水龙骨、卷柏等属孢子。
Besides, pollen of Abies, Picea, Pinus, Tsuga, Betula, Ericaceae, Labiatae and Cyperaceae and spores of Pteris, Polypodium and Selaginella were also observed.
为了保护松华坝水库的环境，改善和提高水库的水体质量，于1995年两次对水库的浮游藻类进行了采集调查，共鉴定藻类48属66种。
To protect its environment and improve the quality of water body, the authors investigated it twice in 1995, identified algae 48 genera, 66 species from the samples collected.
一种唐松草属植物，长有复合叶片，开串串白色、微黄色或微紫色的无瓣小花。
Any of various plants of the genus Thalictrum, having compound leaves and clusters of small white, yellowish, or purplish apetalous flowers.
果实和形态学特征支持五齿萼和马松蒿作为单型属处理，并提示松蒿可能为松蒿属中的异质成员。
On the whole, fruit and seed data supported Xizangia and Pseudobartsia as a genus rank and Phtheirospermum japonicum was a heterogeneous member in Phtheirospermum.
本研究首次报道了松材线虫与其携带的某些假单胞属的细菌菌株之间的互惠共生关系。
The study first reported that mutualistic symbiotic relationship existed between pine wood nematode and its carrying bacteria which belonged to genus, Pseudomonas.
本研究首次报道了松材线虫与其携带的某些假单胞属的细菌菌株之间的互惠共生关系。
The study first reported that mutualistic symbiotic relationship existed between pine wood nematode and its carrying bacteria which belonged to genus, Pseudomonas.
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